diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/accessories/bafflegeneral.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/bafflegeneral.elmt
new file mode 100644
index 000000000..04874df04
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/bafflegeneral.elmt
@@ -0,0 +1,25 @@
+<definition hotspot_x="20" height="50" type="element" orientation="dyyy" hotspot_y="24" version="0.80" link_type="simple" width="40">
+    <uuid uuid="{68964279-f43d-4772-a326-8689f8c23ace}"/>
+    <names>
+        <name lang="en">Baffle, general</name>
+        <name lang="fr">Baffle, symbole général</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="7" end1="none" length2="1.5" y1="4" x1="-7" antialias="false" length1="1.5" end2="none" y2="4"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="-16" x1="0" antialias="false" length1="1.5" end2="none" y2="-18"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="16" x1="0" antialias="false" length1="1.5" end2="none" y2="18"/>
+        <rect y="-16" height="32" style="line-style:normal;line-weight:normal;filling:none;color:black" ry="0" rx="0" antialias="false" width="32" x="-16"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-6" end1="none" length2="1.5" y1="0" x1="-16" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="16" end1="none" length2="1.5" y1="0" x1="6" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="7" end1="none" length2="1.5" y1="-4" x1="-7" antialias="false" length1="1.5" end2="none" y2="-4"/>
+        <terminal y="18" orientation="s" x="0"/>
+        <terminal y="-18" orientation="n" x="0"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/accessories/butterflyvalve.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/butterflyvalve.elmt
new file mode 100644
index 000000000..8ade9efb6
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/butterflyvalve.elmt
@@ -0,0 +1,23 @@
+<definition hotspot_x="29" height="30" type="element" orientation="dyyy" hotspot_y="15" version="0.80" link_type="simple" width="60">
+    <uuid uuid="{8841446d-f2d3-4da5-996d-b215d954b8b2}"/>
+    <names>
+        <name lang="en">Butterflyvalve</name>
+        <name lang="fr">Valve papillon</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="19.75" end1="none" length2="1.5" y1="-9.75" x1="-19.75" antialias="false" length1="1.5" end2="none" y2="9.75"/>
+        <rect y="-10" height="20" style="line-style:normal;line-weight:normal;filling:none;color:black" ry="0" rx="0" antialias="false" width="40" x="-20"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-22" end1="none" length2="1.5" y1="0" x1="-20" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="22" end1="none" length2="1.5" y1="0" x1="20" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <circle y="-2" style="line-style:normal;line-weight:normal;filling:black;color:black" antialias="false" diameter="4" x="-2"/>
+        <terminal y="0" orientation="e" x="22"/>
+        <terminal y="0" orientation="w" x="-22"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/accessories/coldtrapgeneral.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/coldtrapgeneral.elmt
new file mode 100644
index 000000000..6a181b2c5
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/coldtrapgeneral.elmt
@@ -0,0 +1,24 @@
+<definition type="element" hotspot_x="12" width="40" link_type="simple" height="40" version="0.80" orientation="dyyy" hotspot_y="23">
+    <uuid uuid="{5d12230b-3f9f-437d-aa78-88cfa95b50d9}"/>
+    <names>
+        <name lang="fr">Piège à froid, symbole général</name>
+        <name lang="en">Cooled trap, general</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <arc start="180" antialias="true" angle="179.5" x="-6" width="12" y="2" height="12" style="line-style:normal;line-weight:normal;filling:none;color:black"/>
+        <dynamic_text x="19" z="2" y="11" text_width="-1" text_from="ElementInfo" Halignment="AlignLeft" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" frame="false">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line antialias="false" y2="-19" end2="none" length2="1.5" x1="0" style="line-style:normal;line-weight:normal;filling:none;color:black" y1="4" length1="1.5" end1="none" x2="0"/>
+        <line antialias="false" y2="-10" end2="none" length2="1.5" x1="6" style="line-style:normal;line-weight:normal;filling:none;color:black" y1="-10" length1="1.5" end1="none" x2="19"/>
+        <arc start="0.6875" antialias="true" angle="179.688" x="-6" width="12" y="-16" height="12" style="line-style:normal;line-weight:normal;filling:none;color:black"/>
+        <line antialias="false" y2="8" end2="none" length2="1.5" x1="-6" style="line-style:normal;line-weight:normal;filling:none;color:black" y1="-10" length1="1.5" end1="none" x2="-6"/>
+        <line antialias="false" y2="8" end2="none" length2="1.5" x1="6" style="line-style:normal;line-weight:normal;filling:none;color:black" y1="-10" length1="1.5" end1="none" x2="6"/>
+        <terminal x="19" y="-10" orientation="e"/>
+        <terminal x="0" y="-19" orientation="n"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/accessories/coldtrapwithcoolantreservoir.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/coldtrapwithcoolantreservoir.elmt
new file mode 100644
index 000000000..e7063de6e
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/coldtrapwithcoolantreservoir.elmt
@@ -0,0 +1,25 @@
+<definition type="element" hotspot_x="22" width="50" link_type="simple" height="50" version="0.80" orientation="dyyy" hotspot_y="28">
+    <uuid uuid="{1edf9557-8e7b-47bc-abb1-c73fb86fab7f}"/>
+    <names>
+        <name lang="fr">Piège à froid avec réservoir réfrigéré</name>
+        <name lang="en">Cooled trap with coolant reservoir</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <arc start="180" antialias="true" angle="179.5" x="-6" width="12" y="2" height="12" style="line-style:normal;line-weight:normal;filling:none;color:black"/>
+        <dynamic_text x="19" z="2" y="11" text_width="-1" text_from="ElementInfo" Halignment="AlignLeft" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" frame="false">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line antialias="false" y2="-19" end2="none" length2="1.5" x1="0" style="line-style:normal;line-weight:normal;filling:none;color:black" y1="4" length1="1.5" end1="none" x2="0"/>
+        <line antialias="false" y2="-10" end2="none" length2="1.5" x1="6" style="line-style:normal;line-weight:normal;filling:none;color:black" y1="-10" length1="1.5" end1="none" x2="19"/>
+        <rect rx="0" antialias="false" x="-16" width="32" ry="0" y="-17" height="32" style="line-style:normal;line-weight:normal;filling:none;color:black"/>
+        <arc start="0.6875" antialias="true" angle="179.688" x="-6" width="12" y="-16" height="12" style="line-style:normal;line-weight:normal;filling:none;color:black"/>
+        <line antialias="false" y2="8" end2="none" length2="1.5" x1="-6" style="line-style:normal;line-weight:normal;filling:none;color:black" y1="-10" length1="1.5" end1="none" x2="-6"/>
+        <line antialias="false" y2="8" end2="none" length2="1.5" x1="6" style="line-style:normal;line-weight:normal;filling:none;color:black" y1="-10" length1="1.5" end1="none" x2="6"/>
+        <terminal x="0" y="-19" orientation="n"/>
+        <terminal x="19" y="-10" orientation="e"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/accessories/condensatetrapgeneral.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/condensatetrapgeneral.elmt
new file mode 100644
index 000000000..722402490
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/condensatetrapgeneral.elmt
@@ -0,0 +1,22 @@
+<definition hotspot_x="24" version="0.80" width="50" height="50" link_type="simple" type="element" hotspot_y="22" orientation="dyyy">
+    <uuid uuid="{36c689c2-474b-4462-9263-91ee3dc48f9d}"/>
+    <names>
+        <name lang="en">Condensate trap, general</name>
+        <name lang="fr">Piège à condensation</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <dynamic_text rotation="0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" text_width="-1" frame="false" x="-7" z="2" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Halignment="AlignLeft" y="5.55" text_from="ElementInfo">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line length1="1.5" x2="12" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-10" y2="-10" x1="18" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-12" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-10" y2="-10" x1="-18" end2="none" length2="1.5"/>
+        <polygon y4="24" x2="12" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" y5="14" y3="14" y1="-19" x3="12" y2="-19" x4="0" x1="-12" x5="-12"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-10" y2="15" x1="0" end2="none" length2="1.5"/>
+        <terminal x="18" y="-10" orientation="e"/>
+        <terminal x="-18" y="-10" orientation="w"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/accessories/condensatetrapwithheatexchange.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/condensatetrapwithheatexchange.elmt
new file mode 100644
index 000000000..3964205dd
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/condensatetrapwithheatexchange.elmt
@@ -0,0 +1,22 @@
+<definition hotspot_x="24" height="50" type="element" orientation="dyyy" hotspot_y="22" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{dd587823-281b-441c-8ca0-296633c5548f}"/>
+    <names>
+        <name lang="en">Condensate trap with heat exchange</name>
+        <name lang="fr">Piège à condensation à échangeur de chaleur</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="12" end1="none" length2="1.5" y1="-10" x1="18" antialias="false" length1="1.5" end2="none" y2="-10"/>
+        <dynamic_text y="5.55" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="-7">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-12" end1="none" length2="1.5" y1="-10" x1="-18" antialias="false" length1="1.5" end2="none" y2="-10"/>
+        <polygon x3="12" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="12" y1="-19" x1="-12" y3="14" antialias="false" y5="14" x5="-12" x4="0" y4="24" y2="-19"/>
+        <polygon x3="-1" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-5" y1="-4" x1="18" y3="0" antialias="false" y5="4" x5="18" x4="-5" y4="4" closed="false" y2="-4"/>
+        <terminal y="-10" orientation="w" x="-18"/>
+        <terminal y="-10" orientation="e" x="18"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/accessories/cooledbaffle.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/cooledbaffle.elmt
new file mode 100644
index 000000000..293231c5c
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/cooledbaffle.elmt
@@ -0,0 +1,26 @@
+<definition hotspot_x="18" height="50" type="element" orientation="dyyy" hotspot_y="24" version="0.80" link_type="simple" width="40">
+    <uuid uuid="{29c2d890-3e57-4179-8e0e-726fbdf3055d}"/>
+    <names>
+        <name lang="en">Cooled baffle</name>
+        <name lang="fr">Baffle refroidi</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="7" end1="none" length2="1.5" y1="-4" x1="-7" antialias="false" length1="1.5" end2="none" y2="-4"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="-16" x1="0" antialias="false" length1="1.5" end2="none" y2="-18"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="16" x1="0" antialias="false" length1="1.5" end2="none" y2="18"/>
+        <rect y="-16" height="32" style="line-style:normal;line-weight:normal;filling:none;color:black" ry="0" rx="0" antialias="false" width="32" x="-16"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-6" end1="none" length2="1.5" y1="-8" x1="-16" antialias="false" length1="1.5" end2="none" y2="-8"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="16" end1="none" length2="1.5" y1="-8" x1="6" antialias="false" length1="1.5" end2="none" y2="-8"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="7" end1="none" length2="1.5" y1="-12" x1="-7" antialias="false" length1="1.5" end2="none" y2="-12"/>
+        <polygon x3="-4" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-7" y1="11" x1="19" y3="8" antialias="false" y5="5" x5="19" x4="-7" y4="5" closed="false" y2="11"/>
+        <terminal y="18" orientation="s" x="0"/>
+        <terminal y="-18" orientation="n" x="0"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/accessories/filteringapparatusgeneral.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/filteringapparatusgeneral.elmt
new file mode 100644
index 000000000..35eead587
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/filteringapparatusgeneral.elmt
@@ -0,0 +1,24 @@
+<definition hotspot_x="20" height="60" type="element" orientation="dyyy" hotspot_y="29" version="0.80" link_type="simple" width="40">
+    <uuid uuid="{41bfc019-0961-4c72-989f-0e88ad5e650c}"/>
+    <names>
+        <name lang="en">Filtering apparatus, general</name>
+        <name lang="fr">Dispositif filtrant, symbole général</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="-20" x1="0" antialias="false" length1="1.5" end2="none" y2="-22"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="20" x1="0" antialias="false" length1="1.5" end2="none" y2="22"/>
+        <rect y="-20" height="40" style="line-style:normal;line-weight:normal;filling:none;color:black" ry="0" rx="0" antialias="false" width="28" x="-14"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-10" end1="none" length2="1.5" y1="0" x1="-14" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="13" end1="none" length2="1.5" y1="0" x1="10" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="6" end1="none" length2="1.5" y1="0" x1="-5" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <terminal y="-22" orientation="n" x="0"/>
+        <terminal y="22" orientation="s" x="0"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/accessories/gasfiltergeneral.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/gasfiltergeneral.elmt
new file mode 100644
index 000000000..47638d97c
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/gasfiltergeneral.elmt
@@ -0,0 +1,24 @@
+<definition hotspot_x="20" height="60" type="element" orientation="dyyy" hotspot_y="29" version="0.80" link_type="simple" width="40">
+    <uuid uuid="{b2bcaf2d-9525-4ac1-9c5d-cebe8d56058c}"/>
+    <names>
+        <name lang="en">Gas filter, general</name>
+        <name lang="fr">Filtre à gaz, symbole général</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="-18" x1="0" antialias="false" length1="1.5" end2="none" y2="-22"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="18" x1="0" antialias="false" length1="1.5" end2="none" y2="22"/>
+        <rect y="-20" height="40" style="line-style:normal;line-weight:normal;filling:none;color:black" ry="0" rx="0" antialias="false" width="28" x="-14"/>
+        <rect y="-17" height="34" style="line-style:normal;line-weight:normal;filling:none;color:black" ry="0" rx="0" antialias="false" width="18" x="-9"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="8.75" end1="none" length2="1.5" y1="17" x1="0" antialias="false" length1="1.5" end2="none" y2="7"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-8.75" end1="none" length2="1.5" y1="17" x1="0" antialias="false" length1="1.5" end2="none" y2="7"/>
+        <terminal y="-22" orientation="n" x="0"/>
+        <terminal y="22" orientation="s" x="0"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/accessories/gatevalve.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/gatevalve.elmt
new file mode 100644
index 000000000..1d384f021
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/gatevalve.elmt
@@ -0,0 +1,20 @@
+<definition hotspot_x="24" height="30" type="element" orientation="dyyy" hotspot_y="15" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{53f41157-fe58-4613-b685-cbbc62886619}"/>
+    <names>
+        <name lang="en">Gate valve</name>
+        <name lang="fr">Valve d'arrêt</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <polygon x3="20" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" y1="10" x1="-20" y3="10" antialias="false" x4="-20" y4="-10" y2="-10"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="-8" x1="0" antialias="false" length1="1.5" end2="none" y2="8"/>
+        <terminal y="0" orientation="w" x="-20"/>
+        <terminal y="0" orientation="e" x="20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/accessories/nonreturnvalve.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/nonreturnvalve.elmt
new file mode 100644
index 000000000..a0ad3461f
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/nonreturnvalve.elmt
@@ -0,0 +1,23 @@
+<definition hotspot_x="29" height="30" type="element" orientation="dyyy" hotspot_y="16" version="0.80" link_type="simple" width="60">
+    <uuid uuid="{fc039123-de92-4509-9ba5-f2c7cc509c82}"/>
+    <names>
+        <name lang="en">Nonreturn valve</name>
+        <name lang="fr">Valve non-retour</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="19.75" end1="none" length2="1.5" y1="-9.75" x1="-19.75" antialias="false" length1="1.5" end2="none" y2="9.75"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <rect y="-10" height="20" style="line-style:normal;line-weight:normal;filling:none;color:black" ry="0" rx="0" antialias="false" width="40" x="-20"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-22" end1="none" length2="1.5" y1="0" x1="-20" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="22" end1="none" length2="1.5" y1="0" x1="20" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <circle y="-12" style="line-style:normal;line-weight:normal;filling:black;color:black" antialias="false" diameter="4" x="-22"/>
+        <terminal y="0" orientation="e" x="22"/>
+        <terminal y="0" orientation="w" x="-22"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/accessories/qet_directory b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/qet_directory
new file mode 100644
index 000000000..45a05f35e
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/qet_directory
@@ -0,0 +1,6 @@
+<qet-directory>
+    <names>
+        <name lang="en">Accessories</name>
+        <name lang="fr">Accessoires</name>
+    </names>
+</qet-directory>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/accessories/rightanglestopcock.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/rightanglestopcock.elmt
new file mode 100644
index 000000000..e8ea2b25a
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/rightanglestopcock.elmt
@@ -0,0 +1,21 @@
+<definition hotspot_x="24" height="40" type="element" orientation="dyyy" hotspot_y="15" version="0.80" link_type="simple" width="40">
+    <uuid uuid="{2b499e53-76c9-4a8d-a2bb-c84c61d39cef}"/>
+    <names>
+        <name lang="en">Right-angle stop cock</name>
+        <name lang="fr">Valve à angle droit</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <circle y="-9" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" diameter="18" x="-9"/>
+        <polygon x3="-20" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-20" y1="-5" x1="-8" y3="13" antialias="false" x4="-8" y4="5" closed="false" y2="-13"/>
+        <polygon x3="13" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-13" y1="8" x1="-5" y3="20" antialias="false" x4="5" y4="8" closed="false" y2="20"/>
+        <terminal y="0" orientation="w" x="-20"/>
+        <terminal y="20" orientation="s" x="0"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/accessories/safetyshutoffvalve.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/safetyshutoffvalve.elmt
new file mode 100644
index 000000000..8318a468d
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/safetyshutoffvalve.elmt
@@ -0,0 +1,20 @@
+<definition hotspot_x="24" height="30" type="element" orientation="dyyy" hotspot_y="15" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{fa83db61-03f5-4cb3-a46e-dd6d17cfffa2}"/>
+    <names>
+        <name lang="en">Safety shut-off valve</name>
+        <name lang="fr">Valve d'arrêt d'urgence</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <polygon x3="20" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" y1="10" x1="-20" y3="10" antialias="false" x4="-20" y4="-10" y2="-10"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="15" end1="none" length2="1.5" y1="-10" x1="15" antialias="false" length1="1.5" end2="none" y2="10"/>
+        <terminal y="0" orientation="w" x="-20"/>
+        <terminal y="0" orientation="e" x="20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/accessories/sorptiontrap.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/sorptiontrap.elmt
new file mode 100644
index 000000000..60a20cd1e
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/sorptiontrap.elmt
@@ -0,0 +1,26 @@
+<definition hotspot_x="20" height="50" type="element" orientation="dyyy" hotspot_y="24" version="0.80" link_type="simple" width="40">
+    <uuid uuid="{3a2880c6-a2fe-496b-9872-cff8d442e38b}"/>
+    <names>
+        <name lang="en">Sorption trap</name>
+        <name lang="fr">Piège à adsorption</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="-16" x1="0" antialias="false" length1="1.5" end2="none" y2="-18"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="16" x1="0" antialias="false" length1="1.5" end2="none" y2="18"/>
+        <rect y="-16" height="32" style="line-style:normal;line-weight:normal;filling:none;color:black" ry="0" rx="0" antialias="false" width="32" x="-16"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-10" end1="none" length2="1.5" y1="-10" x1="-10" antialias="false" length1="1.5" end2="none" y2="10"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="10" end1="none" length2="1.5" y1="-10" x1="10" antialias="false" length1="1.5" end2="none" y2="10"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="5" end1="none" length2="1.5" y1="0" x1="-5" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="5" end1="none" length2="1.5" y1="-7" x1="-5" antialias="false" length1="1.5" end2="none" y2="-7"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="5" end1="none" length2="1.5" y1="7" x1="-5" antialias="false" length1="1.5" end2="none" y2="7"/>
+        <terminal y="-18" orientation="n" x="0"/>
+        <terminal y="18" orientation="s" x="0"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/accessories/throttling.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/throttling.elmt
new file mode 100644
index 000000000..1e45edbe9
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/accessories/throttling.elmt
@@ -0,0 +1,21 @@
+<definition hotspot_x="24" height="40" type="element" orientation="dyyy" hotspot_y="20" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{0f98388c-7e50-4441-a37a-f87117f5a380}"/>
+    <names>
+        <name lang="en">Throttling</name>
+        <name lang="fr">Etranglement</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" end1="none" length2="1.5" y1="0" x1="-20" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <polygon x3="9" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-9" y1="-15" x1="-20" y3="-4" antialias="false" x4="20" y4="-15" closed="false" y2="-4"/>
+        <polygon x3="9" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-9" y1="15" x1="-20" y3="4" antialias="false" x4="20" y4="15" closed="false" y2="4"/>
+        <terminal y="0" orientation="w" x="-20"/>
+        <terminal y="0" orientation="e" x="20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/ballandsocketjoint.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/ballandsocketjoint.elmt
new file mode 100644
index 000000000..6d30bc384
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/ballandsocketjoint.elmt
@@ -0,0 +1,21 @@
+<definition hotspot_x="24" height="40" type="element" orientation="dyyy" hotspot_y="20" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{7e6d8dac-7080-4762-9208-e6894a6ce8d9}"/>
+    <names>
+        <name lang="en">Ball-and-socket joint</name>
+        <name lang="fr">Joint à articulation sphérique</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" end1="none" length2="1.5" y1="0" x1="-20" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <circle y="-11" style="line-style:normal;line-weight:normal;filling:white;color:black" antialias="false" diameter="22" x="-14"/>
+        <arc y="-15" height="30" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="true" start="271.438" angle="178.5" width="30" x="-18"/>
+        <terminal y="0" orientation="e" x="20"/>
+        <terminal y="0" orientation="w" x="-20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/boltedflangeconnection.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/boltedflangeconnection.elmt
new file mode 100644
index 000000000..4eaaea36d
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/boltedflangeconnection.elmt
@@ -0,0 +1,22 @@
+<definition hotspot_x="24" height="40" type="element" orientation="dyyy" hotspot_y="20" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{7029a733-502a-40e2-89ce-0aa6e09edbbb}"/>
+    <names>
+        <name lang="en">Bolted flange connection</name>
+        <name lang="fr">Bride vérrouillée</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="4" end1="none" length2="1.5" y1="-18" x1="4" antialias="false" length1="1.5" end2="none" y2="18"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-4" end1="none" length2="1.5" y1="-18" x1="-4" antialias="false" length1="1.5" end2="none" y2="18"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" end1="none" length2="1.5" y1="0" x1="-20" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="9" end1="none" length2="1.5" y1="-18" x1="-9" antialias="false" length1="1.5" end2="none" y2="-18"/>
+        <terminal y="0" orientation="e" x="20"/>
+        <terminal y="0" orientation="w" x="-20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/branchoffpoint.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/branchoffpoint.elmt
new file mode 100644
index 000000000..fcebeabe7
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/branchoffpoint.elmt
@@ -0,0 +1,20 @@
+<definition hotspot_x="24" height="30" type="element" orientation="dyyy" hotspot_y="24" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{820a5d71-eb8e-4d9a-9970-22335bf3a4cb}"/>
+    <names>
+        <name lang="en">Branch-off point</name>
+        <name lang="fr">Point de dérivation</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" end1="none" length2="1.5" y1="0" x1="-20" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="-20" x1="0" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <terminal y="0" orientation="w" x="-20"/>
+        <terminal y="0" orientation="e" x="20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/clampedflangeconnection.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/clampedflangeconnection.elmt
new file mode 100644
index 000000000..fa55af658
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/clampedflangeconnection.elmt
@@ -0,0 +1,22 @@
+<definition hotspot_x="24" height="50" type="element" orientation="dyyy" hotspot_y="25" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{32dd1edc-c5f1-4a08-8738-8b4fe3614044}"/>
+    <names>
+        <name lang="en">Clamped flange connection</name>
+        <name lang="fr">Bride serre-joint</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="4" end1="none" length2="1.5" y1="-18" x1="4" antialias="false" length1="1.5" end2="none" y2="18"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-4" end1="none" length2="1.5" y1="-18" x1="-4" antialias="false" length1="1.5" end2="none" y2="18"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" end1="none" length2="1.5" y1="0" x1="-20" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <polygon x3="9" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-9" y1="-15" x1="-9" y3="-19" antialias="false" x4="9" y4="-15" closed="false" y2="-19"/>
+        <terminal y="0" orientation="w" x="-20"/>
+        <terminal y="0" orientation="e" x="20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/combinaisonofducts.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/combinaisonofducts.elmt
new file mode 100644
index 000000000..89b3f0145
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/combinaisonofducts.elmt
@@ -0,0 +1,31 @@
+<definition hotspot_x="24" height="40" type="element" orientation="dyyy" hotspot_y="20" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{3f95e80c-030f-4787-8f28-29880086f600}"/>
+    <names>
+        <name lang="en">Combinaison of ducts</name>
+        <name lang="fr">Combinaison de canaux</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="5" end1="none" length2="1.5" y1="0" x1="-5" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="18" end1="none" length2="1.5" y1="0" x1="8" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <polygon style="line-style:normal;line-weight:normal;filling:none;color:black" x2="6" y1="-8" x1="6" antialias="false" closed="false" y2="8"/>
+        <polygon style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-6" y1="-8" x1="-6" antialias="false" closed="false" y2="8"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-8" end1="none" length2="1.5" y1="0" x1="-18" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <polygon x3="12" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="12" y1="8" x1="8" y3="12" antialias="false" closed="false" y2="8"/>
+        <polygon x3="12" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="12" y1="-8" x1="8" y3="-12" antialias="false" closed="false" y2="-8"/>
+        <polygon x3="-12" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-12" y1="-8" x1="-8" y3="-12" antialias="false" closed="false" y2="-8"/>
+        <polygon x3="-12" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-12" y1="8" x1="-8" y3="12" antialias="false" closed="false" y2="8"/>
+        <polygon x3="18" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="18" y1="4" x1="8" y3="14" antialias="false" closed="false" y2="4"/>
+        <polygon x3="-18" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-18" y1="4" x1="-8" y3="14" antialias="false" closed="false" y2="4"/>
+        <polygon x3="-18" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-18" y1="-4" x1="-8" y3="-14" antialias="false" closed="false" y2="-4"/>
+        <polygon x3="18" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="18" y1="-4" x1="8" y3="-14" antialias="false" closed="false" y2="-4"/>
+        <terminal y="0" orientation="e" x="18"/>
+        <terminal y="0" orientation="w" x="-18"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/electricucurrentleadthrough.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/electricucurrentleadthrough.elmt
new file mode 100644
index 000000000..4d3d6927a
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/electricucurrentleadthrough.elmt
@@ -0,0 +1,27 @@
+<definition hotspot_x="24" height="40" type="element" orientation="dyyy" hotspot_y="20" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{15f84e7f-283e-4776-bead-4db72000af11}"/>
+    <names>
+        <name lang="en">Electric current leadthrough</name>
+        <name lang="fr">Traversé à courant électrique</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="17" end1="none" length2="1.5" y1="0" x1="10" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-10" end1="none" length2="1.5" y1="0" x1="-17" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="-14" x1="0" antialias="false" length1="1.5" end2="none" y2="13.5"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="1" end1="none" length2="1.5" y1="-14" x1="1" antialias="false" length1="1.5" end2="none" y2="13.5"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-1" end1="none" length2="1.5" y1="-14" x1="-1" antialias="false" length1="1.5" end2="none" y2="13.5"/>
+        <polygon x3="-7" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-7" y1="-12" x1="-12" y3="7" antialias="false" closed="false" y2="-12"/>
+        <polygon x3="12" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="7" y1="7" x1="7" y3="-12" antialias="false" closed="false" y2="-12"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-4" end1="none" length2="1.5" y1="-12" x1="-4" antialias="false" length1="1.5" end2="none" y2="7"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="4" end1="none" length2="1.5" y1="-12" x1="4" antialias="false" length1="1.5" end2="none" y2="7"/>
+        <terminal y="0" orientation="e" x="17"/>
+        <terminal y="0" orientation="w" x="-17"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/flangeconnectiongeneral.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/flangeconnectiongeneral.elmt
new file mode 100644
index 000000000..1984f0372
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/flangeconnectiongeneral.elmt
@@ -0,0 +1,21 @@
+<definition hotspot_x="24" height="40" type="element" orientation="dyyy" hotspot_y="20" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{41caf63c-f7a4-465a-b006-7eb4139fcfa7}"/>
+    <names>
+        <name lang="en">Baffle, general</name>
+        <name lang="fr">Baffle, symbole général</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="4" end1="none" length2="1.5" y1="-18" x1="4" antialias="false" length1="1.5" end2="none" y2="18"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-4" end1="none" length2="1.5" y1="-18" x1="-4" antialias="false" length1="1.5" end2="none" y2="18"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" end1="none" length2="1.5" y1="0" x1="-20" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <terminal y="0" orientation="e" x="20"/>
+        <terminal y="0" orientation="w" x="-20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/flexibleconnection.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/flexibleconnection.elmt
new file mode 100644
index 000000000..c5a4105d2
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/flexibleconnection.elmt
@@ -0,0 +1,25 @@
+<definition hotspot_x="24" height="30" type="element" orientation="dyyy" hotspot_y="15" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{5e6ac9c3-220e-4d51-bb7e-fc1ff57280ee}"/>
+    <names>
+        <name lang="en">Flexible connection</name>
+        <name lang="fr">Connexion flexible</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="6" end1="none" length2="1.5" y1="-10" x1="6" antialias="false" length1="1.5" end2="none" y2="10"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="17" end1="none" length2="1.5" y1="0" x1="13" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <polygon style="line-style:normal;line-weight:normal;filling:none;color:black" x2="12" y1="-10" x1="12" antialias="false" closed="false" y2="10"/>
+        <polygon style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-12" y1="-10" x1="-12" antialias="false" closed="false" y2="10"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-13" end1="none" length2="1.5" y1="0" x1="-17" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="-10" x1="0" antialias="false" length1="1.5" end2="none" y2="10"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-6" end1="none" length2="1.5" y1="-10" x1="-6" antialias="false" length1="1.5" end2="none" y2="10"/>
+        <terminal y="0" orientation="w" x="-17"/>
+        <terminal y="0" orientation="e" x="17"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/intersectionoftwolineswithconnection.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/intersectionoftwolineswithconnection.elmt
new file mode 100644
index 000000000..9ae836d87
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/intersectionoftwolineswithconnection.elmt
@@ -0,0 +1,21 @@
+<definition hotspot_x="24" height="30" type="element" orientation="dyyy" hotspot_y="15" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{80b29f96-a7e8-4bb6-8f0d-e6789bbc7d4b}"/>
+    <names>
+        <name lang="en">Intersection of two lines with connection</name>
+        <name lang="fr">Intersection de deux lignes avec connexion</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" end1="none" length2="1.5" y1="0" x1="-20" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-14" end1="none" length2="1.5" y1="-10" x1="-14" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="14" end1="none" length2="1.5" y1="10" x1="14" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <terminal y="0" orientation="w" x="-20"/>
+        <terminal y="0" orientation="e" x="20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/intersectionoftwolineswithoutconnection.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/intersectionoftwolineswithoutconnection.elmt
new file mode 100644
index 000000000..590e18993
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/intersectionoftwolineswithoutconnection.elmt
@@ -0,0 +1,20 @@
+<definition hotspot_x="24" height="50" type="element" orientation="dyyy" hotspot_y="25" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{a1b8d990-7101-4178-8f4a-f177893a2d93}"/>
+    <names>
+        <name lang="en">Intersection of two lines without connection</name>
+        <name lang="fr">Intersection de deux lignes sans connexion</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" end1="none" length2="1.5" y1="0" x1="-20" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="-20" x1="0" antialias="false" length1="1.5" end2="none" y2="20"/>
+        <terminal y="0" orientation="w" x="-20"/>
+        <terminal y="0" orientation="e" x="20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/leadthroughfortransmissionofrotaryandlinearmotion.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/leadthroughfortransmissionofrotaryandlinearmotion.elmt
new file mode 100644
index 000000000..3ba2183b5
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/leadthroughfortransmissionofrotaryandlinearmotion.elmt
@@ -0,0 +1,26 @@
+<definition type="element" hotspot_x="19" width="40" link_type="simple" height="30" version="0.80" orientation="dyyy" hotspot_y="13">
+    <uuid uuid="{31192147-361a-4cc5-abeb-9a9d2c73449f}"/>
+    <names>
+        <name lang="fr">Passage pour la transmission de mouvements rotatifs et linéaires</name>
+        <name lang="en">Leadthrough for transmission of rotary and linear motion</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line antialias="false" y2="14.3123" end2="none" length2="1.5" x1="0" style="line-style:normal;line-weight:normal;filling:none;color:black" y1="-11.1226" length1="1.5" end1="none" x2="0"/>
+        <dynamic_text x="19" z="2" y="14" text_width="-1" text_from="ElementInfo" Halignment="AlignLeft" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" frame="false">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line antialias="false" y2="14.3123" end2="none" length2="1.5" x1="1" style="line-style:normal;line-weight:normal;filling:none;color:black" y1="-11.1226" length1="1.5" end1="none" x2="1"/>
+        <line antialias="false" y2="14.3123" end2="none" length2="1.5" x1="-1" style="line-style:normal;line-weight:normal;filling:none;color:black" y1="-11.1226" length1="1.5" end1="none" x2="-1"/>
+        <polygon antialias="false" x3="-4" y2="0" closed="false" x1="-14" style="line-style:normal;line-weight:normal;filling:none;color:black" y3="7" y1="0" x2="-4"/>
+        <polygon antialias="false" x3="14" y2="0" closed="false" x1="4" style="line-style:normal;line-weight:normal;filling:none;color:black" y3="0" y1="7" x2="4"/>
+        <line antialias="false" y2="-2" end2="triangle" length2="0.5" x1="11" style="line-style:normal;line-weight:hight;filling:none;color:black" y1="-10" length1="0.5" end1="triangle" x2="11"/>
+        <arc start="116.75" antialias="true" angle="332.938" x="-8" width="16" y="-7.25" height="4" style="line-style:normal;line-weight:normal;filling:none;color:black"/>
+        <line antialias="false" y2="-7.2" end2="triangle" length2="1.5" x1="-4" style="line-style:normal;line-weight:normal;filling:black;color:black" y1="-6.95" length1="1.5" end1="none" x2="-2"/>
+        <terminal x="14" y="0" orientation="e"/>
+        <terminal x="-14" y="0" orientation="w"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/linearmotionleadthroughflangemounted.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/linearmotionleadthroughflangemounted.elmt
new file mode 100644
index 000000000..fa72f0ddf
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/linearmotionleadthroughflangemounted.elmt
@@ -0,0 +1,26 @@
+<definition hotspot_x="24" height="40" type="element" orientation="dyyy" hotspot_y="20" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{83eb7ebf-f90c-4cea-a362-0f63d075cf0c}"/>
+    <names>
+        <name lang="en">Linear-motion leadthrough, flange-mounted</name>
+        <name lang="fr">Traversé à mouvement linéaire, à bride</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="17" end1="none" length2="1.5" y1="0" x1="7" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-7" end1="none" length2="1.5" y1="0" x1="-17" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="-14" x1="0" antialias="false" length1="1.5" end2="none" y2="13.5"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="1" end1="none" length2="1.5" y1="-14" x1="1" antialias="false" length1="1.5" end2="none" y2="13.5"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-1" end1="none" length2="1.5" y1="-14" x1="-1" antialias="false" length1="1.5" end2="none" y2="13.5"/>
+        <polygon x3="-4" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-4" y1="-5" x1="-14" y3="7" antialias="false" closed="false" y2="-5"/>
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+        <line style="line-style:normal;line-weight:hight;filling:none;color:black" x2="11" end1="triangle" length2="0.5" y1="-14" x1="11" antialias="false" length1="0.5" end2="triangle" y2="-7"/>
+        <terminal y="0" orientation="e" x="17"/>
+        <terminal y="0" orientation="w" x="-17"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/linearmotionleadthroughwithoutflange.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/linearmotionleadthroughwithoutflange.elmt
new file mode 100644
index 000000000..8f423ed44
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/linearmotionleadthroughwithoutflange.elmt
@@ -0,0 +1,24 @@
+<definition type="element" hotspot_x="19" width="40" link_type="simple" height="40" version="0.80" orientation="dyyy" hotspot_y="17">
+    <uuid uuid="{f73607c3-56d5-40a3-a246-a28193e9c18e}"/>
+    <names>
+        <name lang="fr">Traversé à mouvement linéaire, sans bride</name>
+        <name lang="en">Linear-motion leadthrough, without flange</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line antialias="false" y2="15.4684" end2="none" length2="1.5" x1="0" style="line-style:normal;line-weight:normal;filling:none;color:black" y1="-11.1226" length1="1.5" end1="none" x2="0"/>
+        <dynamic_text x="19" z="2" y="14" text_width="-1" text_from="ElementInfo" Halignment="AlignLeft" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" frame="false">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line antialias="false" y2="15.4684" end2="none" length2="1.5" x1="1" style="line-style:normal;line-weight:normal;filling:none;color:black" y1="-11.1226" length1="1.5" end1="none" x2="1"/>
+        <line antialias="false" y2="15.4684" end2="none" length2="1.5" x1="-1" style="line-style:normal;line-weight:normal;filling:none;color:black" y1="-11.1226" length1="1.5" end1="none" x2="-1"/>
+        <polygon antialias="false" x3="-4" y2="0" closed="false" x1="-14" style="line-style:normal;line-weight:normal;filling:none;color:black" y3="7" y1="0" x2="-4"/>
+        <polygon antialias="false" x3="14" y2="0" closed="false" x1="4" style="line-style:normal;line-weight:normal;filling:none;color:black" y3="0" y1="7" x2="4"/>
+        <line antialias="false" y2="-2" end2="triangle" length2="0.5" x1="11" style="line-style:normal;line-weight:hight;filling:none;color:black" y1="-10" length1="0.5" end1="triangle" x2="11"/>
+        <terminal x="-14" y="0" orientation="w"/>
+        <terminal x="14" y="0" orientation="e"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/qet_directory b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/qet_directory
new file mode 100644
index 000000000..652460625
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/qet_directory
@@ -0,0 +1,6 @@
+<qet-directory>
+    <names>
+        <name lang="en">Connections and piping</name>
+        <name lang="fr">Connexions et tuyauterie</name>
+    </names>
+</qet-directory>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/rotarytransmissionleadthrough.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/rotarytransmissionleadthrough.elmt
new file mode 100644
index 000000000..1ce1e9278
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/rotarytransmissionleadthrough.elmt
@@ -0,0 +1,25 @@
+<definition type="element" hotspot_x="19" width="40" link_type="simple" height="40" version="0.80" orientation="dyyy" hotspot_y="18">
+    <uuid uuid="{5af16787-89c9-4f62-8bfa-29b084e0b019}"/>
+    <names>
+        <name lang="fr">Passage pour la transmission de mouvements rotatifs</name>
+        <name lang="en">Rotary transmission leadthrough</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <dynamic_text x="19" z="2" y="14" text_width="-1" text_from="ElementInfo" Halignment="AlignLeft" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" frame="false">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line antialias="false" y2="15.5801" end2="none" length2="1.5" x1="0" style="line-style:normal;line-weight:normal;filling:none;color:black" y1="-11.8673" length1="1.5" end1="none" x2="0"/>
+        <line antialias="false" y2="15.5801" end2="none" length2="1.5" x1="1" style="line-style:normal;line-weight:normal;filling:none;color:black" y1="-11.8673" length1="1.5" end1="none" x2="1"/>
+        <line antialias="false" y2="15.5801" end2="none" length2="1.5" x1="-1" style="line-style:normal;line-weight:normal;filling:none;color:black" y1="-11.8673" length1="1.5" end1="none" x2="-1"/>
+        <polygon antialias="false" x3="-4" y2="0" closed="false" x1="-14" style="line-style:normal;line-weight:normal;filling:none;color:black" y3="7" y1="0" x2="-4"/>
+        <polygon antialias="false" x3="14" y2="0" closed="false" x1="4" style="line-style:normal;line-weight:normal;filling:none;color:black" y3="0" y1="7" x2="4"/>
+        <arc start="116.75" antialias="true" angle="332.938" x="-8" width="16" y="-7.25" height="4" style="line-style:normal;line-weight:normal;filling:none;color:black"/>
+        <line antialias="false" y2="-7.2" end2="triangle" length2="1.5" x1="-4" style="line-style:normal;line-weight:normal;filling:black;color:black" y1="-6.95" length1="1.5" end1="none" x2="-2"/>
+        <terminal x="-14" y="0" orientation="w"/>
+        <terminal x="14" y="0" orientation="e"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/smallflangeconnection.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/smallflangeconnection.elmt
new file mode 100644
index 000000000..021123e2c
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/smallflangeconnection.elmt
@@ -0,0 +1,22 @@
+<definition hotspot_x="24" height="50" type="element" orientation="dyyy" hotspot_y="26" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{23aa550c-061f-4413-a148-aeb82cc2a241}"/>
+    <names>
+        <name lang="en">Small flange connection</name>
+        <name lang="fr">Bride réductrice</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="4" end1="none" length2="1.5" y1="-18" x1="4" antialias="false" length1="1.5" end2="none" y2="18"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-4" end1="none" length2="1.5" y1="-18" x1="-4" antialias="false" length1="1.5" end2="none" y2="18"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" end1="none" length2="1.5" y1="0" x1="-20" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <polygon x3="10" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" y1="-16" x1="-10" y3="-16" antialias="false" closed="false" y2="-20"/>
+        <terminal y="0" orientation="w" x="-20"/>
+        <terminal y="0" orientation="e" x="20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/spigotandsocketjoint.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/spigotandsocketjoint.elmt
new file mode 100644
index 000000000..d0e396379
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/spigotandsocketjoint.elmt
@@ -0,0 +1,21 @@
+<definition hotspot_x="24" height="40" type="element" orientation="dyyy" hotspot_y="20" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{a9520694-f35a-4fd9-ba37-130ae95ee234}"/>
+    <names>
+        <name lang="en">Spigot-and-socket joint</name>
+        <name lang="fr">Joint mâle-femelle</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" end1="none" length2="1.5" y1="0" x1="-20" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <arc y="-10" height="20" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="true" start="271.438" angle="178.5" width="20" x="-13"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <arc y="-15" height="30" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="true" start="271.438" angle="178.5" width="30" x="-18"/>
+        <terminal y="0" orientation="w" x="-20"/>
+        <terminal y="0" orientation="e" x="20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/tapergroundjointconnection.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/tapergroundjointconnection.elmt
new file mode 100644
index 000000000..5c5212de8
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/tapergroundjointconnection.elmt
@@ -0,0 +1,21 @@
+<definition hotspot_x="24" height="40" type="element" orientation="dyyy" hotspot_y="20" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{c57006f9-4ae3-4b8b-8938-b3353a7623ca}"/>
+    <names>
+        <name lang="en">Taper ground joint connection</name>
+        <name lang="fr">Joint de terre conique</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <polygon x3="4" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="4" y1="-15" x1="-11" y3="4" antialias="false" x4="-11" y4="15" closed="false" y2="-4"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" end1="none" length2="1.5" y1="0" x1="-20" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <polygon x3="11" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="11" y1="-15" x1="-4" y3="4" antialias="false" x4="-4" y4="15" closed="false" y2="-4"/>
+        <terminal y="0" orientation="w" x="-20"/>
+        <terminal y="0" orientation="e" x="20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/threadedtubeconnection.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/threadedtubeconnection.elmt
new file mode 100644
index 000000000..261279791
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/connectionsandpipping/threadedtubeconnection.elmt
@@ -0,0 +1,21 @@
+<definition hotspot_x="24" height="50" type="element" orientation="dyyy" hotspot_y="25" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{8f534c1c-3d9e-48c1-bcd2-da85929abd95}"/>
+    <names>
+        <name lang="en">Threaded tube connection</name>
+        <name lang="fr">Bride à tube taraudé</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" end1="none" length2="1.5" y1="0" x1="-20" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <polygon x3="4" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="4" y1="-15" x1="-5" y3="15" antialias="false" x4="-5" y4="15" closed="false" y2="-15"/>
+        <polygon x3="10" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="10" y1="-20" x1="-5" y3="20" antialias="false" x4="-5" y4="20" closed="false" y2="-20"/>
+        <terminal y="0" orientation="w" x="-20"/>
+        <terminal y="0" orientation="e" x="20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/generalsymbolforvacuum.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/generalsymbolforvacuum.elmt
new file mode 100644
index 000000000..2df3b1f53
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/generalsymbolforvacuum.elmt
@@ -0,0 +1,20 @@
+<definition hotspot_x="24" height="50" type="element" orientation="dyyy" hotspot_y="25" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{b1b2ba6d-9ff5-4cf4-8bce-2b9a527ea141}"/>
+    <names>
+        <name lang="en">General symbol for vacuum</name>
+        <name lang="fr">Symbole général du vide</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" end1="none" length2="1.5" y1="0" x1="-20" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <polygon x3="20" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" y1="-20" x1="-20" y3="-20" antialias="false" closed="false" y2="20"/>
+        <terminal y="0" orientation="w" x="-20"/>
+        <terminal y="0" orientation="e" x="20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/measurementofthroughput.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/measurementofthroughput.elmt
new file mode 100644
index 000000000..6427bb606
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/measurementofthroughput.elmt
@@ -0,0 +1,23 @@
+<definition hotspot_x="24" height="50" type="element" orientation="dyyy" hotspot_y="24" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{62001ef9-a95a-4f78-81ad-2aeb441b8323}"/>
+    <names>
+        <name lang="en">Measurement of throughput</name>
+        <name lang="fr">Measurement de flux</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <circle y="-20" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" diameter="40" x="-20"/>
+        <polygon x3="7" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-7" y1="-11" x1="-16" y3="-3" antialias="false" x4="16" y4="-11" closed="false" y2="-3"/>
+        <polygon x3="-7" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="7" y1="11" x1="16" y3="3" antialias="false" x4="-16" y4="11" closed="false" y2="3"/>
+        <terminal y="-20" orientation="n" x="0"/>
+        <terminal y="0" orientation="e" x="20"/>
+        <terminal y="20" orientation="s" x="0"/>
+        <terminal y="0" orientation="w" x="-20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/qet_directory b/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/qet_directory
new file mode 100644
index 000000000..45b724e43
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/qet_directory
@@ -0,0 +1,6 @@
+<qet-directory>
+    <names>
+        <name lang="en">Measurement and gauges</name>
+        <name lang="fr">Mesures et jauges</name>
+    </names>
+</qet-directory>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/vacuumgaugeoperatinganddisplayunitforvacuumgaugehead.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/vacuumgaugeoperatinganddisplayunitforvacuumgaugehead.elmt
new file mode 100644
index 000000000..e32a80c63
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/vacuumgaugeoperatinganddisplayunitforvacuumgaugehead.elmt
@@ -0,0 +1,24 @@
+<definition hotspot_x="24" height="50" type="element" orientation="dyyy" hotspot_y="24" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{7d686b7b-fa4c-40a5-8f4b-faf10b369710}"/>
+    <names>
+        <name lang="en">Vacuum gauge, operating and display unit for vacuum
+gauge head</name>
+        <name lang="fr">Jauge de vide avec moniteur</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="10" end1="none" length2="1.5" y1="0" x1="-10" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <polygon x3="10" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" y1="-10" x1="-10" y3="-10" antialias="false" closed="false" y2="10"/>
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+        <terminal y="-20" orientation="n" x="0"/>
+        <terminal y="0" orientation="e" x="20"/>
+        <terminal y="0" orientation="w" x="-20"/>
+        <terminal y="20" orientation="s" x="0"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/vacuumgaugewithanalogmeasuredvaluedisplay.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/vacuumgaugewithanalogmeasuredvaluedisplay.elmt
new file mode 100644
index 000000000..ecd1b7c04
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/vacuumgaugewithanalogmeasuredvaluedisplay.elmt
@@ -0,0 +1,26 @@
+<definition hotspot_x="34" height="40" type="element" orientation="dyyy" hotspot_y="19" version="0.80" link_type="simple" width="70">
+    <uuid uuid="{db812afb-19c4-4c73-8e8a-5608375d6436}"/>
+    <names>
+        <name lang="en">Vacuum gauge with analog measured-value display</name>
+        <name lang="fr">Jauge de vide avec affichage analogique</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-3" end1="none" length2="1.5" y1="0" x1="-23" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <polygon x3="-3" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-13" y1="-9" x1="-23" y3="-9" antialias="false" closed="false" y2="10"/>
+        <rect y="-11" height="22" style="line-style:normal;line-weight:normal;filling:none;color:black" ry="0" rx="0" antialias="false" width="54" x="-27"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="-11" x1="0" antialias="false" length1="1.5" end2="none" y2="11"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="27" end1="none" length2="1.5" y1="5" x1="4" antialias="false" length1="1.5" end2="none" y2="10"/>
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+        <terminal y="0" orientation="w" x="-27"/>
+        <terminal y="0" orientation="e" x="27"/>
+        <terminal y="-11" orientation="n" x="0"/>
+        <terminal y="11" orientation="s" x="0"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/vacuumgaugewithdigitalmeasuredvaluedisplay.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/vacuumgaugewithdigitalmeasuredvaluedisplay.elmt
new file mode 100644
index 000000000..c13ae0e56
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/vacuumgaugewithdigitalmeasuredvaluedisplay.elmt
@@ -0,0 +1,28 @@
+<definition hotspot_x="34" height="40" type="element" orientation="dyyy" hotspot_y="19" version="0.80" link_type="simple" width="70">
+    <uuid uuid="{a6963965-e7ed-43f0-852d-d9be112b7ee5}"/>
+    <names>
+        <name lang="en">Vacuum gauge with digital measured-value display</name>
+        <name lang="fr">Jauge de vide avec affichage digital</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-3" end1="none" length2="1.5" y1="0" x1="-23" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <polygon x3="-3" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-13" y1="-9" x1="-23" y3="-9" antialias="false" closed="false" y2="10"/>
+        <rect y="-11" height="22" style="line-style:normal;line-weight:normal;filling:none;color:black" ry="0" rx="0" antialias="false" width="54" x="-27"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="-11" x1="0" antialias="false" length1="1.5" end2="none" y2="11"/>
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+        <ellipse height="6" y="-9.5" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" width="4" x="4"/>
+        <ellipse height="6" y="-9.5" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" width="4" x="11.5"/>
+        <ellipse height="6" y="-9.5" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" width="4" x="19"/>
+        <terminal y="-11" orientation="n" x="0"/>
+        <terminal y="0" orientation="w" x="-27"/>
+        <terminal y="11" orientation="s" x="0"/>
+        <terminal y="0" orientation="e" x="27"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/vacuumjaugerecording.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/vacuumjaugerecording.elmt
new file mode 100644
index 000000000..7b333b42a
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/vacuumjaugerecording.elmt
@@ -0,0 +1,28 @@
+<definition type="element" hotspot_x="34" width="70" link_type="simple" height="40" version="0.80" orientation="dyyy" hotspot_y="19">
+    <uuid uuid="{29ce955d-3d32-4ba8-aabd-d66a44a3f7d2}"/>
+    <names>
+        <name lang="fr">Jauge de vide avec enregistreur</name>
+        <name lang="en">Vacuum gauge recording</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line antialias="false" y2="0" end2="none" length2="1.5" x1="-23" style="line-style:normal;line-weight:normal;filling:none;color:black" y1="0" length1="1.5" end1="none" x2="-3"/>
+        <arc start="80.75" antialias="true" angle="197.688" x="7" width="4" y="1.9" height="3" style="line-style:normal;line-weight:normal;filling:none;color:black"/>
+        <dynamic_text x="19" z="2" y="12" text_width="-1" text_from="ElementInfo" Halignment="AlignLeft" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" frame="false">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <arc start="341.188" antialias="true" angle="110.75" x="5" width="10" y="4.85" height="4.4" style="line-style:normal;line-weight:normal;filling:none;color:black"/>
+        <polygon antialias="false" x3="-3" y2="10" closed="false" x1="-23" style="line-style:normal;line-weight:normal;filling:none;color:black" y3="-9" y1="-9" x2="-13"/>
+        <rect rx="0" antialias="false" x="-27" width="54" ry="0" y="-11" height="22" style="line-style:normal;line-weight:normal;filling:none;color:black"/>
+        <line antialias="false" y2="11" end2="none" length2="1.5" x1="0" style="line-style:normal;line-weight:normal;filling:none;color:black" y1="-11" length1="1.5" end1="none" x2="0"/>
+        <arc start="80.75" antialias="true" angle="162.563" x="9" width="12" y="-9" height="7" style="line-style:normal;line-weight:normal;filling:none;color:black"/>
+        <arc start="257.063" antialias="true" angle="170.25" x="6" width="10" y="-2.4" height="4.4" style="line-style:normal;line-weight:normal;filling:none;color:black"/>
+        <terminal x="0" y="-11" orientation="n"/>
+        <terminal x="-27" y="0" orientation="w"/>
+        <terminal x="0" y="11" orientation="s"/>
+        <terminal x="27" y="0" orientation="e"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/vacuummeasurementorvacuumgaugehead.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/vacuummeasurementorvacuumgaugehead.elmt
new file mode 100644
index 000000000..650018208
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/measurementsandgauges/vacuummeasurementorvacuumgaugehead.elmt
@@ -0,0 +1,23 @@
+<definition hotspot_x="24" height="50" type="element" orientation="dyyy" hotspot_y="24" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{81d4f8ed-663e-4007-8df7-ceb89dbae440}"/>
+    <names>
+        <name lang="en">Vacuum measurement, vacuum gauge head</name>
+        <name lang="fr">Mesure de vide, tête de jauge de vide</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="10" end1="none" length2="1.5" y1="0" x1="-10" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <polygon x3="10" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" y1="-10" x1="-10" y3="-10" antialias="false" closed="false" y2="10"/>
+        <circle y="-20" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" diameter="40" x="-20"/>
+        <terminal y="-20" orientation="n" x="0"/>
+        <terminal y="0" orientation="e" x="20"/>
+        <terminal y="0" orientation="w" x="-20"/>
+        <terminal y="20" orientation="s" x="0"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/modesofoperation/electricmotordrive.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/modesofoperation/electricmotordrive.elmt
new file mode 100644
index 000000000..1d7ba2ead
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/modesofoperation/electricmotordrive.elmt
@@ -0,0 +1,22 @@
+<definition hotspot_x="24" height="50" type="element" orientation="dyyy" hotspot_y="35" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{a663ffc1-69af-4332-ab8f-decb48ea6fa2}"/>
+    <names>
+        <name lang="en">Electric motor drive</name>
+        <name lang="fr">Opération motorisée</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <polygon x3="20" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" y1="10" x1="-20" y3="10" antialias="false" x4="-20" y4="-10" y2="-10"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="-10" x1="0" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <circle y="-30" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" diameter="20" x="-10"/>
+        <polygon x3="0" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-5" y1="-15" x1="-5" y3="-20" antialias="false" y5="-15" x5="5" x4="5" y4="-25" closed="false" y2="-25"/>
+        <terminal y="0" orientation="w" x="-20"/>
+        <terminal y="0" orientation="e" x="20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/modesofoperation/electromagneticoperation.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/modesofoperation/electromagneticoperation.elmt
new file mode 100644
index 000000000..e511781c2
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/modesofoperation/electromagneticoperation.elmt
@@ -0,0 +1,22 @@
+<definition hotspot_x="24" height="50" type="element" orientation="dyyy" hotspot_y="35" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{246fb855-6a9b-4842-8cea-90b77b209d4a}"/>
+    <names>
+        <name lang="en">Electromagnetic operation</name>
+        <name lang="fr">Opération électromagnétique</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <polygon x3="20" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" y1="10" x1="-20" y3="10" antialias="false" x4="-20" y4="-10" y2="-10"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="-10" x1="0" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <rect y="-30" height="20" style="line-style:normal;line-weight:normal;filling:none;color:black" ry="0" rx="0" antialias="false" width="11" x="-6"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="4.75" end1="none" length2="1.5" y1="-26" x1="-5.75" antialias="false" length1="1.5" end2="none" y2="-15"/>
+        <terminal y="0" orientation="w" x="-20"/>
+        <terminal y="0" orientation="e" x="20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/modesofoperation/hydraulicorpneumaticoperation.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/modesofoperation/hydraulicorpneumaticoperation.elmt
new file mode 100644
index 000000000..89779e992
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/modesofoperation/hydraulicorpneumaticoperation.elmt
@@ -0,0 +1,21 @@
+<definition hotspot_x="24" height="50" type="element" orientation="dyyy" hotspot_y="35" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{c51db6a8-49de-4341-b90e-1480eb71b8c3}"/>
+    <names>
+        <name lang="en">Hydraulic or pneumatic operation</name>
+        <name lang="fr">Opération hydraulique ou pneumatique</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <polygon x3="20" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" y1="10" x1="-20" y3="10" antialias="false" x4="-20" y4="-10" y2="-10"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="-10" x1="0" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <rect y="-30" height="20" style="line-style:normal;line-weight:normal;filling:none;color:black" ry="0" rx="0" antialias="false" width="11" x="-6"/>
+        <terminal y="0" orientation="w" x="-20"/>
+        <terminal y="0" orientation="e" x="20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/modesofoperation/manualoperation.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/modesofoperation/manualoperation.elmt
new file mode 100644
index 000000000..3ca3f03df
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/modesofoperation/manualoperation.elmt
@@ -0,0 +1,21 @@
+<definition hotspot_x="24" height="40" type="element" orientation="dyyy" hotspot_y="25" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{32d7299b-771e-4c53-950e-b1596a3ba08e}"/>
+    <names>
+        <name lang="en">Manual operation</name>
+        <name lang="fr">Opération manuelle</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <polygon x3="20" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" y1="10" x1="-20" y3="10" antialias="false" x4="-20" y4="-10" y2="-10"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="-20" x1="0" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="10" end1="none" length2="1.5" y1="-20" x1="-10" antialias="false" length1="1.5" end2="none" y2="-20"/>
+        <terminal y="0" orientation="e" x="20"/>
+        <terminal y="0" orientation="w" x="-20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/modesofoperation/qet_directory b/elements/50_pneumatic/91_vacuum/vac-tech/modesofoperation/qet_directory
new file mode 100644
index 000000000..d3eac2b6f
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/modesofoperation/qet_directory
@@ -0,0 +1,6 @@
+<qet-directory>
+    <names>
+        <name lang="en">Modes of operation</name>
+        <name lang="fr">Modes d'opération</name>
+    </names>
+</qet-directory>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/modesofoperation/variableleakvalve.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/modesofoperation/variableleakvalve.elmt
new file mode 100644
index 000000000..f05ccbb7d
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/modesofoperation/variableleakvalve.elmt
@@ -0,0 +1,23 @@
+<definition hotspot_x="24" height="40" type="element" orientation="dyyy" hotspot_y="25" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{70f61b48-4162-468e-969e-4bf936cbc0a3}"/>
+    <names>
+        <name lang="en">Variable leak valve</name>
+        <name lang="fr">Valve à fuite variable</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <polygon x3="20" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" y1="10" x1="-20" y3="10" antialias="false" x4="-20" y4="-10" y2="-10"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="-20" x1="0" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="10" end1="none" length2="1.5" y1="-20" x1="-10" antialias="false" length1="1.5" end2="none" y2="-20"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="6" end1="none" length2="1.5" y1="-9" x1="-3" antialias="false" length1="1.5" end2="none" y2="-14"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="7" end1="none" length2="1.5" y1="-16" x1="5" antialias="false" length1="1.5" end2="none" y2="-13"/>
+        <terminal y="0" orientation="w" x="-20"/>
+        <terminal y="0" orientation="e" x="20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/modesofoperation/weightoperated.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/modesofoperation/weightoperated.elmt
new file mode 100644
index 000000000..3fa7b62ff
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/modesofoperation/weightoperated.elmt
@@ -0,0 +1,22 @@
+<definition hotspot_x="24" height="40" type="element" orientation="dyyy" hotspot_y="26" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{94e10eee-ffa4-42e6-b027-6da1833fe0d6}"/>
+    <names>
+        <name lang="en">Weight-operated valve</name>
+        <name lang="fr">Soupape à poids</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <polygon x3="20" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" y1="10" x1="-20" y3="10" antialias="false" x4="-20" y4="-10" y2="-10"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="-20" x1="0" antialias="false" length1="1.5" end2="none" y2="0"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="10" end1="none" length2="1.5" y1="-20" x1="0" antialias="false" length1="1.5" end2="none" y2="-20"/>
+        <circle y="-23" style="line-style:normal;line-weight:normal;filling:black;color:black" antialias="false" diameter="6" x="7"/>
+        <terminal y="0" orientation="w" x="-20"/>
+        <terminal y="0" orientation="e" x="20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/pumps/adsorptionpump.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/adsorptionpump.elmt
new file mode 100644
index 000000000..da571dfa7
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/adsorptionpump.elmt
@@ -0,0 +1,33 @@
+<definition hotspot_x="24" version="0.80" width="50" height="50" link_type="simple" type="element" hotspot_y="24" orientation="dyyy">
+    <uuid uuid="{96856dca-4917-480f-a1f4-8d60f3e2dd1f}"/>
+    <names>
+        <name lang="en">Adsorption pump</name>
+        <name lang="fr">Pompe à adsorption</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <circle style="line-style:normal;line-weight:normal;filling:white;color:black" antialias="true" diameter="30" x="-15" y="-15"/>
+        <dynamic_text rotation="0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" text_width="-1" frame="false" x="-7" z="2" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Halignment="AlignLeft" y="5.55" text_from="ElementInfo">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line length1="1.5" x2="15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="-16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="7" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-7" y2="13" x1="13" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-13" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="13" y2="-7" x1="-7" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-16" y2="-15" x1="0" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="16" y2="15" x1="0" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="13" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-7" y2="-7" x1="-13" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="10" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="-10" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="8" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="7" y2="7" x1="-8" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-7" y2="7" x1="0" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="7" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-6" y2="6" x1="7" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-7" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-6" y2="6" x1="-7" end2="none" length2="1.5"/>
+        <terminal x="16" y="0" orientation="e"/>
+        <terminal x="0" y="-16" orientation="n"/>
+        <terminal x="-16" y="0" orientation="w"/>
+        <terminal x="0" y="16" orientation="s"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/pumps/axialflowvacuumpump.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/axialflowvacuumpump.elmt
new file mode 100644
index 000000000..0fccf2654
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/axialflowvacuumpump.elmt
@@ -0,0 +1,29 @@
+<definition hotspot_x="24" version="0.80" width="50" height="50" link_type="simple" type="element" hotspot_y="24" orientation="dyyy">
+    <uuid uuid="{c8dc0b06-b6db-4d8b-8a05-477be809302a}"/>
+    <names>
+        <name lang="en">axial flow vacuum pump</name>
+        <name lang="fr">Pompe à flux axial</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <circle style="line-style:normal;line-weight:normal;filling:white;color:black" antialias="true" diameter="30" x="-15" y="-15"/>
+        <dynamic_text rotation="0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" text_width="-1" frame="false" x="-7" z="2" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Halignment="AlignLeft" y="5.55" text_from="ElementInfo">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line length1="1.5" x2="15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="-16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="7" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-7" y2="13" x1="13" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-13" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="13" y2="-7" x1="-7" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-16" y2="-15" x1="0" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="16" y2="15" x1="0" end2="none" length2="1.5"/>
+        <circle style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" diameter="14" x="-7" y="-7"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-6.5" y2="6.5" x1="0" end2="none" length2="1.5"/>
+        <terminal x="16" y="0" orientation="e"/>
+        <terminal x="0" y="16" orientation="s"/>
+        <terminal x="-16" y="0" orientation="w"/>
+        <terminal x="0" y="-16" orientation="n"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/pumps/cryopump.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/cryopump.elmt
new file mode 100644
index 000000000..83dd45864
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/cryopump.elmt
@@ -0,0 +1,40 @@
+<definition hotspot_x="24" version="0.80" width="50" height="50" link_type="simple" type="element" hotspot_y="24" orientation="dyyy">
+    <uuid uuid="{a699ab9a-9fa4-4652-9653-721bda57d9d6}"/>
+    <names>
+        <name lang="en">Cryopump</name>
+        <name lang="fr">Pompe cryogénique</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <circle style="line-style:normal;line-weight:normal;filling:white;color:black" antialias="true" diameter="30" x="-15" y="-15"/>
+        <dynamic_text rotation="0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" text_width="-1" frame="false" x="-7" z="2" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Halignment="AlignLeft" y="5.55" text_from="ElementInfo">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line length1="1.5" x2="15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="-16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="7" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-7" y2="13" x1="13" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-13" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="13" y2="-7" x1="-7" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-16" y2="-15" x1="0" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="16" y2="15" x1="0" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="9" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="6" y2="6" x1="-9" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="4" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="-4" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="4" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-7" y2="-7" x1="-4" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="5" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-8" y2="-2" x1="2" end2="none" length2="1.5"/>
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+        <line length1="1.5" x2="2" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-5" y2="1" x1="5" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-5" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-8" y2="-2" x1="-2" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-4.75" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-7" y2="-10" x1="-2.5" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="4.25" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-7" y2="-10" x1="2.5" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="8" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-3.5" y2="-3.5" x1="4.25" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="4.25" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="3" x1="2.5" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-4.25" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="3" x1="-2.5" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-7" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-3.5" y2="-3.5" x1="-4.25" end2="none" length2="1.5"/>
+        <terminal x="0" y="-16" orientation="n"/>
+        <terminal x="0" y="16" orientation="s"/>
+        <terminal x="-16" y="0" orientation="w"/>
+        <terminal x="16" y="0" orientation="e"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/pumps/diaphragm_vacuum_pump.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/diaphragm_vacuum_pump.elmt
new file mode 100644
index 000000000..c91b2dfa4
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/diaphragm_vacuum_pump.elmt
@@ -0,0 +1,28 @@
+<definition hotspot_x="24" version="0.80" width="50" height="50" link_type="simple" type="element" hotspot_y="24" orientation="dyyy">
+    <uuid uuid="{2a400c79-c5ed-48c2-84cc-399225a88b97}"/>
+    <names>
+        <name lang="en">Diaphragm vacuum pump</name>
+        <name lang="fr">Pompe à diaphragme</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <circle style="line-style:normal;line-weight:normal;filling:white;color:black" antialias="true" diameter="30" x="-15" y="-15"/>
+        <dynamic_text rotation="0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" text_width="-1" frame="false" x="-7" z="2" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Halignment="AlignLeft" y="5.55" text_from="ElementInfo">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line length1="1.5" x2="15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="-16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="7" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-7" y2="13" x1="13" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-13" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="13" y2="-7" x1="-7" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-16" y2="-15" x1="0" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="16" y2="15" x1="0" end2="none" length2="1.5"/>
+        <arc style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="true" start="35.6875" width="32" height="21" x="-16" angle="106.438" y="-11"/>
+        <terminal x="16" y="0" orientation="e"/>
+        <terminal x="-16" y="0" orientation="w"/>
+        <terminal x="0" y="16" orientation="s"/>
+        <terminal x="0" y="-16" orientation="n"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/pumps/diffusionpump.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/diffusionpump.elmt
new file mode 100644
index 000000000..10e1f8df8
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/diffusionpump.elmt
@@ -0,0 +1,30 @@
+<definition hotspot_x="24" version="0.80" width="50" height="50" link_type="simple" type="element" hotspot_y="24" orientation="dyyy">
+    <uuid uuid="{25b09270-aaea-4a0c-8957-adf38e27efb7}"/>
+    <names>
+        <name lang="en">Diffusion pump</name>
+        <name lang="fr">Pompe à diffusion</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <circle style="line-style:normal;line-weight:normal;filling:white;color:black" antialias="true" diameter="30" x="-15" y="-15"/>
+        <dynamic_text rotation="0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" text_width="-1" frame="false" x="-7" z="2" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Halignment="AlignLeft" y="5.55" text_from="ElementInfo">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line length1="1.5" x2="15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="16" end2="none" length2="1.5"/>
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+        <terminal x="-16" y="0" orientation="w"/>
+        <terminal x="0" y="-16" orientation="n"/>
+        <terminal x="16" y="0" orientation="e"/>
+        <terminal x="0" y="16" orientation="s"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/pumps/ejectorvacuumpump.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/ejectorvacuumpump.elmt
new file mode 100644
index 000000000..50be0e43a
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/ejectorvacuumpump.elmt
@@ -0,0 +1,29 @@
+<definition hotspot_x="24" version="0.80" width="50" height="50" link_type="simple" type="element" hotspot_y="24" orientation="dyyy">
+    <uuid uuid="{377eeced-899a-405a-808e-5b3fed37de17}"/>
+    <names>
+        <name lang="en">Ejector vacuum pump</name>
+        <name lang="fr">Pompe à éjection</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <circle style="line-style:normal;line-weight:normal;filling:white;color:black" antialias="true" diameter="30" x="-15" y="-15"/>
+        <dynamic_text rotation="0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" text_width="-1" frame="false" x="-7" z="2" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Halignment="AlignLeft" y="5.55" text_from="ElementInfo">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line length1="1.5" x2="15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="-16" end2="none" length2="1.5"/>
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+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="16" y2="15" x1="0" end2="none" length2="1.5"/>
+        <arc style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="true" start="277.813" width="9" height="24" x="-13" angle="141.5" y="-15"/>
+        <arc style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="true" start="121.5" width="9" height="24" x="4" angle="143.25" y="-15"/>
+        <terminal x="-16" y="0" orientation="w"/>
+        <terminal x="0" y="-16" orientation="n"/>
+        <terminal x="0" y="16" orientation="s"/>
+        <terminal x="16" y="0" orientation="e"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/pumps/evaporationpump.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/evaporationpump.elmt
new file mode 100644
index 000000000..389143e77
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/evaporationpump.elmt
@@ -0,0 +1,30 @@
+<definition hotspot_x="24" version="0.80" width="50" height="50" link_type="simple" type="element" hotspot_y="24" orientation="dyyy">
+    <uuid uuid="{4e7181b5-3229-4260-abdb-4f68631f8d23}"/>
+    <names>
+        <name lang="en">Evaporation pump</name>
+        <name lang="fr">Pompe à évaporation</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <circle style="line-style:normal;line-weight:normal;filling:white;color:black" antialias="true" diameter="30" x="-15" y="-15"/>
+        <dynamic_text rotation="0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" text_width="-1" frame="false" x="-7" z="2" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Halignment="AlignLeft" y="4" text_from="ElementInfo">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line length1="1.5" x2="15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="-16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="7" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-7" y2="13" x1="13" end2="none" length2="1.5"/>
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+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-16" y2="-15" x1="0" end2="none" length2="1.5"/>
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+        <arc style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="true" start="180" width="8" height="7" x="-4" angle="180.063" y="2"/>
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+        <line length1="1.5" x2="4" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="5" y2="-7" x1="4" end2="none" length2="1.5"/>
+        <terminal x="0" y="16" orientation="s"/>
+        <terminal x="16" y="0" orientation="e"/>
+        <terminal x="-16" y="0" orientation="w"/>
+        <terminal x="0" y="-16" orientation="n"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/pumps/getterpump.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/getterpump.elmt
new file mode 100644
index 000000000..e40861940
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/getterpump.elmt
@@ -0,0 +1,37 @@
+<definition hotspot_x="24" version="0.80" width="50" height="50" link_type="simple" type="element" hotspot_y="24" orientation="dyyy">
+    <uuid uuid="{96e4d84a-977b-4ccf-92fb-14251b010e7b}"/>
+    <names>
+        <name lang="en">Getter pump</name>
+        <name lang="fr">Getter</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line length1="1.5" x2="-8" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-11" y2="-12" x1="-5" end2="none" length2="1.5"/>
+        <circle style="line-style:normal;line-weight:normal;filling:white;color:black" antialias="true" diameter="30" x="-15" y="-15"/>
+        <dynamic_text rotation="0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" text_width="-1" frame="false" x="-7" z="3" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Halignment="AlignLeft" y="5.55" text_from="ElementInfo">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line length1="1.5" x2="-8" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-12" y2="-7" x1="-8" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="16" end2="none" length2="1.5"/>
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+        <line length1="1.5" x2="-8" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-11" y2="-12" x1="-3" end2="none" length2="1.5"/>
+        <terminal x="0" y="16" orientation="s"/>
+        <terminal x="0" y="-16" orientation="n"/>
+        <terminal x="16" y="0" orientation="e"/>
+        <terminal x="-16" y="0" orientation="w"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/pumps/liquidringvacuumpump.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/liquidringvacuumpump.elmt
new file mode 100644
index 000000000..8237aeb52
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/liquidringvacuumpump.elmt
@@ -0,0 +1,34 @@
+<definition hotspot_x="24" version="0.80" width="50" height="50" link_type="simple" type="element" hotspot_y="24" orientation="dyyy">
+    <uuid uuid="{3b8a92d6-f2a4-4c64-bf40-49b6d0ddf715}"/>
+    <names>
+        <name lang="en">Liquid ring vacuum pump</name>
+        <name lang="fr">Pompe à anneau liquide</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <circle style="line-style:normal;line-weight:normal;filling:white;color:black" antialias="true" diameter="30" x="-15" y="-15"/>
+        <dynamic_text rotation="0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" text_width="-1" frame="false" x="-7" z="2" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Halignment="AlignLeft" y="5.55" text_from="ElementInfo">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line length1="1.5" x2="15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="-16" end2="none" length2="1.5"/>
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+        <circle style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" diameter="7" x="-3.5" y="-3.5"/>
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+        <line length1="1.5" x2="3" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-4" y2="-2" x1="6" end2="none" length2="1.5"/>
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+        <terminal x="0" y="16" orientation="s"/>
+        <terminal x="0" y="-16" orientation="n"/>
+        <terminal x="16" y="0" orientation="e"/>
+        <terminal x="-16" y="0" orientation="w"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/pumps/pistonvacuumpump.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/pistonvacuumpump.elmt
new file mode 100644
index 000000000..84cf245a0
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/pistonvacuumpump.elmt
@@ -0,0 +1,29 @@
+<definition hotspot_x="24" version="0.80" width="50" height="50" link_type="simple" type="element" hotspot_y="24" orientation="dyyy">
+    <uuid uuid="{29bb5f7a-43bd-4e7b-8da0-5fbe44cec583}"/>
+    <names>
+        <name lang="en">Piston vacuum pump</name>
+        <name lang="fr">Pompe à piston</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <circle style="line-style:normal;line-weight:normal;filling:white;color:black" antialias="true" diameter="30" x="-15" y="-15"/>
+        <dynamic_text rotation="0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" text_width="-1" frame="false" x="-7" z="2" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Halignment="AlignLeft" y="5.55" text_from="ElementInfo">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line length1="1.5" x2="15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="-16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="7" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-7" y2="13" x1="13" end2="none" length2="1.5"/>
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+        <terminal x="0" y="-16" orientation="n"/>
+        <terminal x="16" y="0" orientation="e"/>
+        <terminal x="-16" y="0" orientation="w"/>
+        <terminal x="0" y="16" orientation="s"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/pumps/qet_directory b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/qet_directory
new file mode 100644
index 000000000..80aea537d
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/qet_directory
@@ -0,0 +1,6 @@
+<qet-directory>
+    <names>
+        <name lang="en">Pumps</name>
+        <name lang="fr">Pompes</name>
+    </names>
+</qet-directory>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/pumps/radialflowvacuumpump.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/radialflowvacuumpump.elmt
new file mode 100644
index 000000000..0c4d3e9d3
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/radialflowvacuumpump.elmt
@@ -0,0 +1,29 @@
+<definition hotspot_x="24" version="0.80" width="50" height="50" link_type="simple" type="element" hotspot_y="24" orientation="dyyy">
+    <uuid uuid="{fd16ac03-ea0e-4b26-bc6b-ff15e9c0211f}"/>
+    <names>
+        <name lang="en">Radial flow vacuum pump</name>
+        <name lang="fr">Pompe à flux radial</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <circle style="line-style:normal;line-weight:normal;filling:white;color:black" antialias="true" diameter="30" x="-15" y="-15"/>
+        <dynamic_text rotation="0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" text_width="-1" frame="false" x="-7" z="2" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Halignment="AlignLeft" y="5.55" text_from="ElementInfo">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line length1="1.5" x2="15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="-16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="7" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-7" y2="13" x1="13" end2="none" length2="1.5"/>
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+        <circle style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" diameter="14" x="-7" y="-7"/>
+        <line length1="1.5" x2="6.5" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="-6.5" end2="none" length2="1.5"/>
+        <terminal x="0" y="16" orientation="s"/>
+        <terminal x="-16" y="0" orientation="w"/>
+        <terminal x="16" y="0" orientation="e"/>
+        <terminal x="0" y="-16" orientation="n"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/pumps/rootsvacuumpump.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/rootsvacuumpump.elmt
new file mode 100644
index 000000000..cc7043332
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/rootsvacuumpump.elmt
@@ -0,0 +1,30 @@
+<definition hotspot_x="24" version="0.80" width="50" height="50" link_type="simple" type="element" hotspot_y="24" orientation="dyyy">
+    <uuid uuid="{7befba0a-cb6c-46b0-879c-1ae9092cc44d}"/>
+    <names>
+        <name lang="en">Roots vacuum pump</name>
+        <name lang="fr">Pompe à lobes</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <circle style="line-style:normal;line-weight:normal;filling:white;color:black" antialias="true" diameter="30" x="-15" y="-15"/>
+        <arc style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="true" start="240" width="16" height="16" x="-8" angle="60" y="-8"/>
+        <dynamic_text rotation="0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" text_width="-1" frame="false" x="-7" z="2" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Halignment="AlignLeft" y="5.55" text_from="ElementInfo">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line length1="1.5" x2="15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="-16" end2="none" length2="1.5"/>
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+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-16" y2="-15" x1="0" end2="none" length2="1.5"/>
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+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-7.5" y2="7.5" x1="0" end2="none" length2="1.5"/>
+        <arc style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="true" start="60" width="16" height="16" x="-8" angle="60" y="-8"/>
+        <terminal x="-16" y="0" orientation="w"/>
+        <terminal x="0" y="-16" orientation="n"/>
+        <terminal x="16" y="0" orientation="e"/>
+        <terminal x="0" y="16" orientation="s"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/pumps/rotarypistonvacuumpump.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/rotarypistonvacuumpump.elmt
new file mode 100644
index 000000000..98952a8c7
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/rotarypistonvacuumpump.elmt
@@ -0,0 +1,29 @@
+<definition hotspot_x="24" version="0.80" width="50" height="50" link_type="simple" type="element" hotspot_y="24" orientation="dyyy">
+    <uuid uuid="{2bfb8a97-4c3a-4db2-b82c-11bd9fc13304}"/>
+    <names>
+        <name lang="en">Rotary piston vacuum pump</name>
+        <name lang="fr">Pompe à piston rotative</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <circle style="line-style:normal;line-weight:normal;filling:white;color:black" antialias="true" diameter="30" x="-15" y="-15"/>
+        <dynamic_text rotation="0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" text_width="-1" frame="false" x="-7" z="2" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Halignment="AlignLeft" y="5.55" text_from="ElementInfo">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <arc style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="true" start="201.938" width="14" height="10" x="-7" angle="136.063" y="-11"/>
+        <line length1="1.5" x2="15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="-16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="7" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-7" y2="13" x1="13" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-13" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="13" y2="-7" x1="-7" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-16" y2="-15" x1="0" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="16" y2="15" x1="0" end2="none" length2="1.5"/>
+        <arc style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="true" start="21.375" width="14" height="11" x="-7" angle="136.688" y="-8"/>
+        <terminal x="-16" y="0" orientation="w"/>
+        <terminal x="16" y="0" orientation="e"/>
+        <terminal x="0" y="-16" orientation="n"/>
+        <terminal x="0" y="16" orientation="s"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/pumps/rotaryplungervacuumpump.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/rotaryplungervacuumpump.elmt
new file mode 100644
index 000000000..88f8accd5
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/rotaryplungervacuumpump.elmt
@@ -0,0 +1,29 @@
+<definition hotspot_x="24" version="0.80" width="50" height="50" link_type="simple" type="element" hotspot_y="24" orientation="dyyy">
+    <uuid uuid="{4a68f376-774b-4669-97ca-5e5abd079df8}"/>
+    <names>
+        <name lang="en">Rotary plunger vacuum pump</name>
+        <name lang="fr">Pompe à plongeur</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <circle style="line-style:normal;line-weight:normal;filling:white;color:black" antialias="true" diameter="30" x="-15" y="-15"/>
+        <dynamic_text rotation="0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" text_width="-1" frame="false" x="-7" z="2" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Halignment="AlignLeft" y="5.55" text_from="ElementInfo">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line length1="1.5" x2="15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="-16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="7" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-7" y2="13" x1="13" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-13" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="13" y2="-7" x1="-7" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-16" y2="-15" x1="0" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="16" y2="15" x1="0" end2="none" length2="1.5"/>
+        <circle style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" diameter="13" x="-6.5" y="-10.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="3" y2="10" x1="0" end2="none" length2="1.5"/>
+        <terminal x="-16" y="0" orientation="w"/>
+        <terminal x="0" y="16" orientation="s"/>
+        <terminal x="16" y="0" orientation="e"/>
+        <terminal x="0" y="-16" orientation="n"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/pumps/rotarypositivedisplacementpump.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/rotarypositivedisplacementpump.elmt
new file mode 100644
index 000000000..396cf451f
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/rotarypositivedisplacementpump.elmt
@@ -0,0 +1,30 @@
+<definition hotspot_x="24" version="0.80" width="50" height="50" link_type="simple" type="element" hotspot_y="24" orientation="dyyy">
+    <uuid uuid="{525bb8be-180f-49a6-be94-ce47f3f19766}"/>
+    <names>
+        <name lang="en">Rotary positive displacement pump</name>
+        <name lang="fr">Pompe à palettes</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <circle style="line-style:normal;line-weight:normal;filling:white;color:black" antialias="true" diameter="30" x="-15" y="-15"/>
+        <dynamic_text rotation="0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" text_width="-1" frame="false" x="-7" z="2" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Halignment="AlignLeft" y="5.55" text_from="ElementInfo">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line length1="1.5" x2="15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="-16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="7" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-7" y2="13" x1="13" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-13" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="13" y2="-7" x1="-7" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-16" y2="-15" x1="0" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="16" y2="15" x1="0" end2="none" length2="1.5"/>
+        <circle style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" diameter="14" x="-7" y="-7"/>
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+        <line length1="1.5" x2="-4" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-6" y2="-6" x1="-6.5" end2="none" length2="1.5"/>
+        <terminal x="16" y="0" orientation="e"/>
+        <terminal x="0" y="-16" orientation="n"/>
+        <terminal x="0" y="16" orientation="s"/>
+        <terminal x="-16" y="0" orientation="w"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/pumps/scrollpump.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/scrollpump.elmt
new file mode 100644
index 000000000..d5702aa27
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/scrollpump.elmt
@@ -0,0 +1,32 @@
+<definition hotspot_x="24" version="0.80" width="50" height="50" link_type="simple" type="element" hotspot_y="24" orientation="dyyy">
+    <uuid uuid="{e7e1dffc-8fc8-41b6-afba-8efd5eca3ae5}"/>
+    <names>
+        <name lang="en">Scroll pump</name>
+        <name lang="fr">Pompe à spirales</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <circle style="line-style:normal;line-weight:normal;filling:white;color:black" antialias="true" diameter="30" x="-15" y="-15"/>
+        <dynamic_text rotation="0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" text_width="-1" frame="false" x="-7" z="2" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Halignment="AlignLeft" y="5.55" text_from="ElementInfo">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line length1="1.5" x2="15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="-16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="7" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-7" y2="13" x1="13" end2="none" length2="1.5"/>
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+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-16" y2="-15" x1="0" end2="none" length2="1.5"/>
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+        <arc style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="true" start="270" width="6" height="6" x="-3" angle="90" y="-3"/>
+        <arc style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="true" start="180" width="4" height="4" x="-3" angle="90" y="-1"/>
+        <arc style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="true" start="90" width="4" height="4" x="-3" angle="90" y="-2"/>
+        <arc style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="true" start="0" width="6" height="6" x="-3" angle="90" y="-4"/>
+        <arc style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="true" start="90" width="8" height="8" x="-5" angle="90" y="-4"/>
+        <terminal x="0" y="16" orientation="s"/>
+        <terminal x="-16" y="0" orientation="w"/>
+        <terminal x="0" y="-16" orientation="n"/>
+        <terminal x="16" y="0" orientation="e"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/pumps/slidingvanerotaryvacuumpump.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/slidingvanerotaryvacuumpump.elmt
new file mode 100644
index 000000000..974bfcb60
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/slidingvanerotaryvacuumpump.elmt
@@ -0,0 +1,30 @@
+<definition hotspot_x="24" version="0.80" width="50" height="50" link_type="simple" type="element" hotspot_y="24" orientation="dyyy">
+    <uuid uuid="{1130d91f-0d62-4bb5-a5b7-192e3c6c20a1}"/>
+    <names>
+        <name lang="en">Sliding vane rotary vacuum pump</name>
+        <name lang="fr">Pompe à palettes à excentrique</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <circle style="line-style:normal;line-weight:normal;filling:white;color:black" antialias="true" diameter="30" x="-15" y="-15"/>
+        <dynamic_text rotation="0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" text_width="-1" frame="false" x="-7" z="2" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Halignment="AlignLeft" y="5.55" text_from="ElementInfo">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line length1="1.5" x2="15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="-16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="7" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-7" y2="13" x1="13" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-13" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="13" y2="-7" x1="-7" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-16" y2="-15" x1="0" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="16" y2="15" x1="0" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-14" y2="-8" x1="0" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-7" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-2" y2="-2" x1="-11" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="11" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-2" y2="-2" x1="7" end2="none" length2="1.5"/>
+        <terminal x="-16" y="0" orientation="w"/>
+        <terminal x="0" y="-16" orientation="n"/>
+        <terminal x="16" y="0" orientation="e"/>
+        <terminal x="0" y="16" orientation="s"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/pumps/sputterionpump.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/sputterionpump.elmt
new file mode 100644
index 000000000..59d710d07
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/sputterionpump.elmt
@@ -0,0 +1,37 @@
+<definition hotspot_x="24" version="0.80" width="50" height="50" link_type="simple" type="element" hotspot_y="24" orientation="dyyy">
+    <uuid uuid="{b79d779a-3b5f-43cd-ade7-6c03715f8e5b}"/>
+    <names>
+        <name lang="en">Sputter-ion pump</name>
+        <name lang="fr">Pompe ionique</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <line length1="1.5" x2="-8" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-11" y2="-12" x1="-5" end2="none" length2="1.5"/>
+        <circle style="line-style:normal;line-weight:normal;filling:white;color:black" antialias="true" diameter="30" x="-15" y="-15"/>
+        <dynamic_text rotation="0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" text_width="-1" frame="false" x="-7" z="3" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Halignment="AlignLeft" y="5.55" text_from="ElementInfo">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line length1="1.5" x2="-8" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-12" y2="-7" x1="-8" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="-16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="7" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-7" y2="13" x1="13" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-13" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="13" y2="-7" x1="-7" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-16" y2="-15" x1="0" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="16" y2="15" x1="0" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0.15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-12" y2="-0.15" x1="8" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-0.15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-12" y2="-0.15" x1="-8" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="14" x1="0" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-4" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="15" y2="11" x1="0" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="11" y2="15" x1="4" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="8" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-12" y2="-7" x1="8" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="3" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-12" y2="-11" x1="8" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-8" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-11" y2="-12" x1="-3" end2="none" length2="1.5"/>
+        <terminal x="16" y="0" orientation="e"/>
+        <terminal x="0" y="16" orientation="s"/>
+        <terminal x="-16" y="0" orientation="w"/>
+        <terminal x="0" y="-16" orientation="n"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/pumps/turbinevacuumpumpgeneral.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/turbinevacuumpumpgeneral.elmt
new file mode 100644
index 000000000..cd2f5db34
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/turbinevacuumpumpgeneral.elmt
@@ -0,0 +1,28 @@
+<definition hotspot_x="24" version="0.80" width="50" height="50" link_type="simple" type="element" hotspot_y="24" orientation="dyyy">
+    <uuid uuid="{a0030c81-b7cf-41ad-8c10-62501f28da6e}"/>
+    <names>
+        <name lang="en">Turbine vacuum pump, general</name>
+        <name lang="fr">Pompe à turbine, symbole général</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <circle style="line-style:normal;line-weight:normal;filling:white;color:black" antialias="true" diameter="30" x="-15" y="-15"/>
+        <dynamic_text rotation="0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" text_width="-1" frame="false" x="-7" z="2" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Halignment="AlignLeft" y="5.55" text_from="ElementInfo">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line length1="1.5" x2="15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="-16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="7" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-7" y2="13" x1="13" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-13" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="13" y2="-7" x1="-7" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-16" y2="-15" x1="0" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="16" y2="15" x1="0" end2="none" length2="1.5"/>
+        <circle style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" diameter="14" x="-7" y="-7"/>
+        <terminal x="16" y="0" orientation="e"/>
+        <terminal x="0" y="-16" orientation="n"/>
+        <terminal x="-16" y="0" orientation="w"/>
+        <terminal x="0" y="16" orientation="s"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/pumps/turbomolecularpump.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/turbomolecularpump.elmt
new file mode 100644
index 000000000..66ef0591e
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/turbomolecularpump.elmt
@@ -0,0 +1,29 @@
+<definition hotspot_x="24" version="0.80" width="50" height="50" link_type="simple" type="element" hotspot_y="24" orientation="dyyy">
+    <uuid uuid="{9ad53210-4af1-4dfa-aebc-030af7e2b3d5}"/>
+    <names>
+        <name lang="en">Turbomolecular pump, general</name>
+        <name lang="fr">Pompe turbomoléculaire, symbole général</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <circle style="line-style:normal;line-weight:normal;filling:white;color:black" antialias="true" diameter="30" x="-15" y="-15"/>
+        <dynamic_text rotation="0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" text_width="-1" frame="false" x="-7" z="2" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Halignment="AlignLeft" y="5.55" text_from="ElementInfo">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line length1="1.5" x2="15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="-16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="7" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-7" y2="13" x1="13" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-13" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="13" y2="-7" x1="-7" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-16" y2="-15" x1="0" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="16" y2="15" x1="0" end2="none" length2="1.5"/>
+        <circle style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" diameter="14" x="-7" y="-7"/>
+        <circle style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" diameter="7" x="-3.5" y="-3.5"/>
+        <terminal x="-16" y="0" orientation="w"/>
+        <terminal x="0" y="-16" orientation="n"/>
+        <terminal x="16" y="0" orientation="e"/>
+        <terminal x="0" y="16" orientation="s"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/pumps/vacuumpumpgeneral.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/vacuumpumpgeneral.elmt
new file mode 100644
index 000000000..b0453bb9e
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/pumps/vacuumpumpgeneral.elmt
@@ -0,0 +1,27 @@
+<definition hotspot_x="24" version="0.80" width="50" height="50" link_type="simple" type="element" hotspot_y="24" orientation="dyyy">
+    <uuid uuid="{a6654195-dc7d-43ea-a15c-f544cd0696b1}"/>
+    <names>
+        <name lang="en">Vacuum pump, general</name>
+        <name lang="fr">Pompe à vide, symbole général</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <circle style="line-style:normal;line-weight:normal;filling:white;color:black" antialias="true" diameter="30" x="-15" y="-15"/>
+        <dynamic_text rotation="0" Valignment="AlignTop" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" text_width="-1" frame="false" x="-7" z="2" font="Sans Serif,9,-1,5,50,0,0,0,0,0" Halignment="AlignLeft" y="5.55" text_from="ElementInfo">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line length1="1.5" x2="15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-15" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="0" y2="0" x1="-16" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="7" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-7" y2="13" x1="13" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="-13" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="13" y2="-7" x1="-7" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="-16" y2="-15" x1="0" end2="none" length2="1.5"/>
+        <line length1="1.5" x2="0" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" end1="none" y1="16" y2="15" x1="0" end2="none" length2="1.5"/>
+        <terminal x="-16" y="0" orientation="w"/>
+        <terminal x="16" y="0" orientation="e"/>
+        <terminal x="0" y="-16" orientation="n"/>
+        <terminal x="0" y="16" orientation="s"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/qet_directory b/elements/50_pneumatic/91_vacuum/vac-tech/qet_directory
new file mode 100644
index 000000000..72b236fe6
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/qet_directory
@@ -0,0 +1,6 @@
+<qet-directory>
+    <names>
+        <name lang="fr">Technologie du vide</name>
+        <name lang="en">Vacuum Technology</name>
+    </names>
+</qet-directory>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/shutoffdevices/qet_directory b/elements/50_pneumatic/91_vacuum/vac-tech/shutoffdevices/qet_directory
new file mode 100644
index 000000000..28c5ac41c
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/shutoffdevices/qet_directory
@@ -0,0 +1,6 @@
+<qet-directory>
+    <names>
+        <name lang="en">Shut-off devices</name>
+        <name lang="fr">Dispositifs d'arrêt</name>
+    </names>
+</qet-directory>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/shutoffdevices/rightanglevalve.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/shutoffdevices/rightanglevalve.elmt
new file mode 100644
index 000000000..677949fdf
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/shutoffdevices/rightanglevalve.elmt
@@ -0,0 +1,20 @@
+<definition hotspot_x="26" height="40" type="element" orientation="dyyy" hotspot_y="14" version="0.80" link_type="simple" width="40">
+    <uuid uuid="{90d29dd2-e382-4f3d-8d80-9b2f46617d06}"/>
+    <names>
+        <name lang="en">Right-angle valve</name>
+        <name lang="fr">Vanne d'arrêt à angle droit</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <polygon x3="0" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-20" x6="0" y1="-10" x1="-20" y3="0" antialias="false" y5="20" x5="10" y6="0" x4="-10" y4="20" y2="10"/>
+        <circle y="-3" style="line-style:normal;line-weight:normal;filling:black;color:black" antialias="false" diameter="6" x="-3"/>
+        <terminal y="20" orientation="s" x="0"/>
+        <terminal y="0" orientation="w" x="-20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/shutoffdevices/shutoffdevicegeneral.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/shutoffdevices/shutoffdevicegeneral.elmt
new file mode 100644
index 000000000..207af814b
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/shutoffdevices/shutoffdevicegeneral.elmt
@@ -0,0 +1,19 @@
+<definition hotspot_x="24" height="30" type="element" orientation="dyyy" hotspot_y="15" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{ca9ca25a-960c-4619-a445-74c86e7fbb71}"/>
+    <names>
+        <name lang="en">Shut-off device, general</name>
+        <name lang="fr">Vanne d'arrêt, symbole général</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <polygon x3="20" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" y1="10" x1="-20" y3="10" antialias="false" x4="-20" y4="-10" y2="-10"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <terminal y="0" orientation="e" x="20"/>
+        <terminal y="0" orientation="w" x="-20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/shutoffdevices/shutoffvalvestraightthroughvalve.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/shutoffdevices/shutoffvalvestraightthroughvalve.elmt
new file mode 100644
index 000000000..5a2ab3c21
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/shutoffdevices/shutoffvalvestraightthroughvalve.elmt
@@ -0,0 +1,20 @@
+<definition hotspot_x="24" height="30" type="element" orientation="dyyy" hotspot_y="15" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{e528b437-6d74-4064-9129-1961dea01167}"/>
+    <names>
+        <name lang="en">Shut-off valve, straight-through valve</name>
+        <name lang="fr">Vanne d'arrêt droite</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <polygon x3="20" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" y1="10" x1="-20" y3="10" antialias="false" x4="-20" y4="-10" y2="-10"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <circle y="-3" style="line-style:normal;line-weight:normal;filling:black;color:black" antialias="false" diameter="6" x="-3"/>
+        <terminal y="0" orientation="e" x="20"/>
+        <terminal y="0" orientation="w" x="-20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/shutoffdevices/stopcock.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/shutoffdevices/stopcock.elmt
new file mode 100644
index 000000000..19bf25aa7
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/shutoffdevices/stopcock.elmt
@@ -0,0 +1,21 @@
+<definition hotspot_x="24" height="30" type="element" orientation="dyyy" hotspot_y="15" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{af716c7b-5e4e-4982-9d4d-01fa42f2e783}"/>
+    <names>
+        <name lang="en">Stop cock</name>
+        <name lang="fr">Valve d'arrêt </name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <circle y="-9" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" diameter="18" x="-9"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <polygon x3="-20" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-20" y1="-5" x1="-8" y3="13" antialias="false" x4="-8" y4="5" closed="false" y2="-13"/>
+        <polygon x3="20" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" y1="5" x1="8" y3="-13" antialias="false" x4="8" y4="-5" closed="false" y2="13"/>
+        <terminal y="0" orientation="w" x="-20"/>
+        <terminal y="0" orientation="e" x="20"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/shutoffdevices/threewaystopcock.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/shutoffdevices/threewaystopcock.elmt
new file mode 100644
index 000000000..f3023d8be
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/shutoffdevices/threewaystopcock.elmt
@@ -0,0 +1,22 @@
+<definition hotspot_x="26" height="40" type="element" orientation="dyyy" hotspot_y="15" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{537d0fb5-463d-4b8e-90b5-feedd11a18d6}"/>
+    <names>
+        <name lang="en">Right-angle stop cock</name>
+        <name lang="fr">Valve à angle droit</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <circle y="-9" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="false" diameter="18" x="-9"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <polygon x3="-20" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-20" y1="-5" x1="-8" y3="13" antialias="false" x4="-8" y4="5" closed="false" y2="-13"/>
+        <polygon x3="13" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-13" y1="8" x1="-5" y3="20" antialias="false" x4="5" y4="8" closed="false" y2="20"/>
+        <polygon x3="20" style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" y1="5" x1="8" y3="-13" antialias="false" x4="8" y4="-5" closed="false" y2="13"/>
+        <terminal y="0" orientation="w" x="-20"/>
+        <terminal y="20" orientation="s" x="0"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/vacuumchambers/qet_directory b/elements/50_pneumatic/91_vacuum/vac-tech/vacuumchambers/qet_directory
new file mode 100644
index 000000000..6821cf488
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/vacuumchambers/qet_directory
@@ -0,0 +1,6 @@
+<qet-directory>
+    <names>
+        <name lang="en">Vacuum chambers</name>
+        <name lang="fr">Enceintes sous vide</name>
+    </names>
+</qet-directory>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/vacuumchambers/vacuumbelljar.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/vacuumchambers/vacuumbelljar.elmt
new file mode 100644
index 000000000..abf51d7b7
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/vacuumchambers/vacuumbelljar.elmt
@@ -0,0 +1,24 @@
+<definition hotspot_x="25" height="40" type="element" orientation="dyyy" hotspot_y="29" version="0.80" link_type="simple" width="50">
+    <uuid uuid="{8fd8563c-c384-4a01-b9d1-b98895e53077}"/>
+    <names>
+        <name lang="en">Vacuum bell jar</name>
+        <name lang="fr">Cloche sous vide</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <arc y="-27" height="20" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="true" start="0.6875" angle="179.688" width="20" x="-10"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-10" end1="none" length2="1.5" y1="-17" x1="-10" antialias="false" length1="1.5" end2="none" y2="-3"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="10" end1="none" length2="1.5" y1="-17" x1="10" antialias="false" length1="1.5" end2="none" y2="-3"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-10" end1="none" length2="1.5" y1="-3" x1="-20" antialias="false" length1="1.5" end2="none" y2="-3"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" end1="none" length2="1.5" y1="3" x1="-20" antialias="false" length1="1.5" end2="none" y2="3"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="20" end1="none" length2="1.5" y1="-3" x1="10" antialias="false" length1="1.5" end2="none" y2="-3"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="3" x1="0" antialias="false" length1="1.5" end2="none" y2="6"/>
+        <terminal y="6" orientation="s" x="0"/>
+    </description>
+</definition>
diff --git a/elements/50_pneumatic/91_vacuum/vac-tech/vacuumchambers/vacuumchamber.elmt b/elements/50_pneumatic/91_vacuum/vac-tech/vacuumchambers/vacuumchamber.elmt
new file mode 100644
index 000000000..fb6120557
--- /dev/null
+++ b/elements/50_pneumatic/91_vacuum/vac-tech/vacuumchambers/vacuumchamber.elmt
@@ -0,0 +1,24 @@
+<definition hotspot_x="23" height="50" type="element" orientation="dyyy" hotspot_y="21" version="0.80" link_type="simple" width="40">
+    <uuid uuid="{f6bea3a9-79d5-47ba-94ae-2652ca28f7fb}"/>
+    <names>
+        <name lang="en">Vacuum chamber</name>
+        <name lang="fr">Enceinte sous vide</name>
+    </names>
+    <elementInformations/>
+    <informations>Author: Eudes Grosjean, S.Deffaux
+License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
+    <description>
+        <arc y="3" height="12" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="true" start="180" angle="179.5" width="20" x="-10"/>
+        <dynamic_text y="12" Valignment="AlignTop" z="2" frame="false" text_from="ElementInfo" Halignment="AlignLeft" uuid="{dd55bb10-a3fa-47b6-9eea-fc0ccfc2493b}" rotation="0" font="Sans Serif,9,-1,5,50,0,0,0,0,0" text_width="-1" x="19">
+            <text></text>
+            <info_name>label</info_name>
+        </dynamic_text>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="0" end1="none" length2="1.5" y1="20" x1="0" antialias="false" length1="1.5" end2="none" y2="15"/>
+        <arc y="-15" height="12" style="line-style:normal;line-weight:normal;filling:none;color:black" antialias="true" start="0.6875" angle="179.688" width="20" x="-10"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-10" end1="none" length2="1.5" y1="-9" x1="-10" antialias="false" length1="1.5" end2="none" y2="9"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="10" end1="none" length2="1.5" y1="-9" x1="10" antialias="false" length1="1.5" end2="none" y2="9"/>
+        <line style="line-style:normal;line-weight:normal;filling:none;color:black" x2="-10" end1="none" length2="1.5" y1="-8" x1="-15" antialias="false" length1="1.5" end2="none" y2="-8"/>
+        <terminal y="-8" orientation="w" x="-15"/>
+        <terminal y="20" orientation="s" x="0"/>
+    </description>
+</definition>