diff --git a/elements/01sources/generateurs/groupe-electrogene/engine_generator.elmt b/elements/01sources/generateurs/groupe-electrogene/engine_generator.elmt
index 20fd8b8f9..e6d0da456 100644
--- a/elements/01sources/generateurs/groupe-electrogene/engine_generator.elmt
+++ b/elements/01sources/generateurs/groupe-electrogene/engine_generator.elmt
@@ -4,6 +4,7 @@
         <name lang="en">Diesel Engine</name>
         <name lang="it">Gruppo elettrogeno diesel</name>
         <name lang="fr">Groupe electrogene diesel</name>
+        <name lang="cs">Elektrogenerátorová skupina - dieselový motor</name>
     </names>
     <informations>Author: Arun Kishore Eswara
 
diff --git a/elements/01sources/generateurs/groupe-electrogene/inverter.elmt b/elements/01sources/generateurs/groupe-electrogene/inverter.elmt
index 04a850abd..782865e5a 100644
--- a/elements/01sources/generateurs/groupe-electrogene/inverter.elmt
+++ b/elements/01sources/generateurs/groupe-electrogene/inverter.elmt
@@ -3,6 +3,7 @@
         <name lang="en">Inverter</name>
         <name lang="fr">Onduleur</name>
         <name lang="it">Inverter</name>
+        <name lang="cs">Střídač</name>
     </names>
     <informations>Author: Arun Kishore Eswara
 
diff --git a/elements/01sources/generateurs/groupe-electrogene/micro_turbine_generator.elmt b/elements/01sources/generateurs/groupe-electrogene/micro_turbine_generator.elmt
index 9ef2e5f50..4a9440ac6 100644
--- a/elements/01sources/generateurs/groupe-electrogene/micro_turbine_generator.elmt
+++ b/elements/01sources/generateurs/groupe-electrogene/micro_turbine_generator.elmt
@@ -4,6 +4,7 @@
         <name lang="en">Micro_Turbine</name>
         <name lang="it">Micro Turbina</name>
         <name lang="fr">Groupe electrogene</name>
+        <name lang="cs">Mikroturbíny</name>
     </names>
     <informations>Author: Arun Kishore Eswara
 
diff --git a/elements/01sources/generateurs/groupe-electrogene/qet_directory b/elements/01sources/generateurs/groupe-electrogene/qet_directory
index 6542ff813..413458a43 100644
--- a/elements/01sources/generateurs/groupe-electrogene/qet_directory
+++ b/elements/01sources/generateurs/groupe-electrogene/qet_directory
@@ -4,5 +4,6 @@
         <name lang="fr">Groupes electrogene</name>
         <name lang="it">Gruppi elettrogeni</name>
         <name lang="el">Ηλεκτροπαραγωγά Ζεύγη</name>
+        <name lang="cs">Elektrogenerátorové skupiny</name>
     </names>
 </qet-directory>
diff --git a/elements/01sources/generateurs/groupe-electrogene/rectifier.elmt b/elements/01sources/generateurs/groupe-electrogene/rectifier.elmt
index 71ddc43eb..aa1bf6c63 100644
--- a/elements/01sources/generateurs/groupe-electrogene/rectifier.elmt
+++ b/elements/01sources/generateurs/groupe-electrogene/rectifier.elmt
@@ -4,6 +4,7 @@
         <name lang="en">Rectifier</name>
         <name lang="it">Raddrizzatore</name>
         <name lang="fr">Redresseur</name>
+        <name lang="cs">Usměrňovač</name>
     </names>
     <informations>Author: Arun Kishore Eswara
 
diff --git a/elements/01sources/generateurs/groupe-electrogene/static_freq_converter.elmt b/elements/01sources/generateurs/groupe-electrogene/static_freq_converter.elmt
index ca0ef8998..3adbe544f 100644
--- a/elements/01sources/generateurs/groupe-electrogene/static_freq_converter.elmt
+++ b/elements/01sources/generateurs/groupe-electrogene/static_freq_converter.elmt
@@ -3,6 +3,7 @@
         <name lang="en">Frequency_converter</name>
         <name lang="fr">Convertisseur de fréquence</name>
         <name lang="it">Convertitore di frequenza</name>
+        <name lang="cs">Měnič kmitočtu</name>
     </names>
     <informations>Author: Arun Kishore Eswara
 
diff --git a/elements/01sources/generateurs/pvcell.elmt b/elements/01sources/generateurs/pvcell.elmt
index 935527285..7f87c9f84 100644
--- a/elements/01sources/generateurs/pvcell.elmt
+++ b/elements/01sources/generateurs/pvcell.elmt
@@ -4,6 +4,7 @@
         <name lang="en">PVCell</name>
         <name lang="it">Fotovoltaico</name>
         <name lang="fr">Caisson solaire photovoltaïque</name>
+        <name lang="cs">Fotovoltaický sluneční článek</name>
     </names>
     <informations>Author: Arun Kishore Eswara 
 
diff --git a/elements/01sources/generateurs/windmill.elmt b/elements/01sources/generateurs/windmill.elmt
index 8321a6fcf..ba22b8ee7 100644
--- a/elements/01sources/generateurs/windmill.elmt
+++ b/elements/01sources/generateurs/windmill.elmt
@@ -4,6 +4,7 @@
         <name lang="en">Wind Mill</name>
         <name lang="it">Eolico</name>
         <name lang="fr">Eolienne</name>
+        <name lang="cs">Větrný motor</name>
     </names>
     <informations>Author: Arun Kishore Eswara
 
diff --git a/elements/01sources/haute_tension/hvpole.elmt b/elements/01sources/haute_tension/hvpole.elmt
index 43795ff15..3051bfb9f 100644
--- a/elements/01sources/haute_tension/hvpole.elmt
+++ b/elements/01sources/haute_tension/hvpole.elmt
@@ -3,6 +3,7 @@
         <name lang="en">HV Pole</name>
         <name lang="fr">Pylone HTB</name>
         <name lang="it">Traliccio</name>
+        <name lang="cs">Sloup</name>
     </names>
     <informations>Author: Arun Kishore Eswara
 
diff --git a/elements/02protections/disjoncteurs/acb.elmt b/elements/02protections/disjoncteurs/acb.elmt
index d9180294e..5fd7a32f2 100644
--- a/elements/02protections/disjoncteurs/acb.elmt
+++ b/elements/02protections/disjoncteurs/acb.elmt
@@ -3,6 +3,7 @@
         <name lang="en">Air_Circuit_Breaker</name>
         <name lang="fr">Disjoncteur à commande pneumatique</name>
         <name lang="it">Interrutore a comando pneumatico</name>
+        <name lang="cs">Vypínač/Přerušovač oběhu vzduchu</name>
     </names>
     <informations>Author: Arun Kishore Eswara
 
diff --git a/elements/02protections/interrupteurs_sectionneurs/itcv.elmt b/elements/02protections/interrupteurs_sectionneurs/itcv.elmt
index 9859e4eb3..3bf329771 100644
--- a/elements/02protections/interrupteurs_sectionneurs/itcv.elmt
+++ b/elements/02protections/interrupteurs_sectionneurs/itcv.elmt
@@ -4,6 +4,7 @@
         <name lang="fr">itcv</name>
         <name lang="it">itcv</name>
         <name lang="pl">Rozłącznik</name>
+        <name lang="cs">itcv / pomlčka</name>
     </names>
     <informations>Author: The QElectroTech team
 License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
diff --git a/elements/03relayage/01bobines/relais_clignoteur.elmt b/elements/03relayage/01bobines/relais_clignoteur.elmt
index 1a7ed7919..852bbe0fa 100644
--- a/elements/03relayage/01bobines/relais_clignoteur.elmt
+++ b/elements/03relayage/01bobines/relais_clignoteur.elmt
@@ -3,6 +3,7 @@
         <name lang="en">Flasher relay</name>
         <name lang="fr">Relais clignoteur</name>
         <name lang="it">Relè ciclico</name>
+        <name lang="cs">Relé blikač</name>
     </names>
     <informations>License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
     <description>
diff --git a/elements/03relayage/01bobines/relais_tempo_retard_commande_externe.elmt b/elements/03relayage/01bobines/relais_tempo_retard_commande_externe.elmt
index d10198567..3233b2ddb 100644
--- a/elements/03relayage/01bobines/relais_tempo_retard_commande_externe.elmt
+++ b/elements/03relayage/01bobines/relais_tempo_retard_commande_externe.elmt
@@ -3,6 +3,7 @@
         <name lang="en">Relay Focus rest delayed withe external command</name>
         <name lang="fr">Relais temporisé repos à commande externe</name>
         <name lang="it">Relè temporizzato a comando esterno</name>
+        <name lang="cs">Relé zpoděné vnějším příkazem</name>
     </names>
     <informations>License: see http://qelectrotech.org/wiki/doc/elements_license</informations>
     <description>
diff --git a/elements/03relayage/recepteurs/lampes/lamp.elmt b/elements/03relayage/recepteurs/lampes/lamp.elmt
index 1dec41b3c..46018c509 100644
--- a/elements/03relayage/recepteurs/lampes/lamp.elmt
+++ b/elements/03relayage/recepteurs/lampes/lamp.elmt
@@ -3,6 +3,7 @@
         <name lang="en">Lamp</name>
         <name lang="fr">Lampe</name>
         <name lang="it">Lampada</name>
+        <name lang="cs">Světlo</name>
     </names>
     <informations>Author: Arun Kishore Eswara
 
diff --git a/elements/03relayage/relais/qet_directory b/elements/03relayage/relais/qet_directory
index 8741d97b2..e4f2b4d00 100644
--- a/elements/03relayage/relais/qet_directory
+++ b/elements/03relayage/relais/qet_directory
@@ -2,5 +2,6 @@
     <names>
         <name lang="en">Various Relay</name>
         <name lang="fr">Relais divers</name>
+        <name lang="cs">Různá relé</name>
     </names>
 </qet-directory>
diff --git a/elements/15mecanique/pneumatique/energie/flange.elmt b/elements/15mecanique/pneumatique/energie/flange.elmt
index 3606d5a29..a9b487ad0 100644
--- a/elements/15mecanique/pneumatique/energie/flange.elmt
+++ b/elements/15mecanique/pneumatique/energie/flange.elmt
@@ -3,6 +3,7 @@
         <name lang="en">Flange</name>
         <name lang="fr">Poulie</name>
         <name lang="it">Flangia</name>
+        <name lang="cs">Obruba</name>
     </names>
     <informations>Author: Arun Kishore Eswara
 
diff --git a/elements/15mecanique/pneumatique/energie/impeller.elmt b/elements/15mecanique/pneumatique/energie/impeller.elmt
index 81ebe5a2c..bee37d29e 100644
--- a/elements/15mecanique/pneumatique/energie/impeller.elmt
+++ b/elements/15mecanique/pneumatique/energie/impeller.elmt
@@ -3,6 +3,7 @@
         <name lang="en">Impeller</name>
         <name lang="fr">Turbine</name>
         <name lang="it">Girante</name>
+        <name lang="cs">Turbína</name>
     </names>
     <informations>Author: Arun Kishore Eswara
 
diff --git a/elements/20nomenclatures/bases/nomenclature/pagegarde.elmt b/elements/20nomenclatures/bases/nomenclature/pagegarde.elmt
index 646d879fb..049f028aa 100644
--- a/elements/20nomenclatures/bases/nomenclature/pagegarde.elmt
+++ b/elements/20nomenclatures/bases/nomenclature/pagegarde.elmt
@@ -5,6 +5,7 @@
         <name lang="fr">Titre tableau page de garde</name>
         <name lang="pl">Tabela tytułowa</name>
         <name lang="es">Cuadro de titulo de la pagina principal</name>
+        <name lang="cs">Titulní tabulka na hlavní straně</name>
     </names>
     <informations>Author: The QElectroTech team
 License: see http://qelectrotech.org/wiki/doc/elements_license</informations>