| Nominative | Accusative | Dative | Genitive |
| No Article |
Drosselventil |
Drosselventil |
Drosselventil/Drosselventile |
Drosselventiles/Drosselventils |
| |
| Definite Article |
das Drosselventil |
das Drosselventil |
dem Drosselventil/Drosselventile |
des Drosselventiles/Drosselventils |
| |
| Indefinite Article |
ein Drosselventil |
ein Drosselventil |
einem Drosselventil/Drosselventile |
eines Drosselventiles/Drosselventils |
| |
Plural
No Article |
Drosselventile |
Drosselventile |
Drosselventilen |
Drosselventile |
| |
Plural
Definite Article |
die Drosselventile |
die Drosselventile |
den Drosselventilen |
der Drosselventile |
