TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

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Record 1 2008-01-29

English

Subject field(s)
  • Engines (Motor Vehicles)
  • Closing Devices and Nozzles (Mechanical Components)
DEF

The cam-operated mechanism on an engine through which air and sometimes fuel are admitted to the cylinder.

CONT

The intake valve opens during the intake stroke to admit the air-fuel mixture into the cylinder.

French

Domaine(s)
  • Moteur (Véhicules automobiles)
  • Obturateurs et buses (Composants mécaniques)
DEF

Type de soupape assurant l'entrée des gaz frais dans la chambre de combustion, moins chaude et légèrement plus grande en diamètre que celle d'échappement.

CONT

Les soupapes sont les obturateurs qui s'ouvrent et se ferment [...] pour laisser entrer le mélange carburé frais (soupape d'admission).

Spanish

Campo(s) temático(s)
  • Motores (Vehículos automotores)
  • Obturadores y boquillas (Componentes mecánicos)
CONT

Las válvulas de admisión y de escape de los cilindros de los motores de combustión son accionadas mecánicamente por el mismo motor, por medio de un árbol de levas, un vástago y un balancín; de modo que el orificio por donde es aspirada la mezcla del carburador se halle abierto mientras baja el émbolo en el cilindro y que el orificio por donde son expulsados los gases de combustión, lo sea en el cuarto tiempo del ciclo, cuando sube el émbolo por segunda vez.

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