Throttle valve positioning device

Details Throttle valve positioning device Throttle valve positioning device

F - Mech Eng,Light,Heat,Weapons

02

D

F02D 9/10 (2006.01) F02D 11/10 (2006.01) F16K 1/22 (2006.01) F16K 1/26 (2006.01)

Patent

CA 2525016

The invention relates to a throttle valve positioning device, comprising a housing (12) with a bearing for a throttle valve shaft (20) and a throttle valve support (26), within which a throttle valve (24) pivots which sits on the throttle valve shaft (20), running into a shaft passage (44) in the support (26). According to the invention, air leakage may be avoided, whereby the periphery (34) of the throttle valve (24) is arranged at a separation from a passage (44) for the throttle valve shaft (20) in the throttle valve support (26).

L'invention concerne un dispositif de réglage de papillon des gaz, qui présente un boîtier (12), comportant un palier pour une arbre de papillon (20), et une tubulure (26) dans laquelle peut pivoter un papillon (24) placé sur l'arbre (20) débouchant dans un passage d'arbre (44) ménagé dans la tubulure (26). L'objectif de l'invention est de réduire les fuites d'air. A cet effet, la zone périphérique (34) du papillon (24) est placée à distance d'un passage (44) destiné à l'arbre (20) et ménagé dans la tubulure (26).

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