Fuel vent valve and improvement thereof

Details Fuel vent valve and improvement thereof Fuel vent valve and improvement thereof

F - Mech Eng,Light,Heat,Weapons

16

K

F16K 31/22 (2006.01) B60K 15/03 (2006.01)

Patent

CA 2645672

A fuel valve comprising a primary valve and a pressure responsive auxiliary valve, both being axially accommodated and displaceable within a common housing formed with a fluid inlet and a fluid outlet port, and a partition extending between the primary valve and the auxiliary valve. The partition comprising a flow passage extending between a primary port at a bottom face of the partition and an auxiliary port at a top face of the partition. The primary port is sealable by a sealing member of the primary valve and the auxiliary port sealable by a sealing member of the auxiliary valve.

Soupape de carburant comprenant une soupape principale et une soupape auxiliaire sensible à la pression, toutes deux étant reçues et déplaçables axialement à l'intérieur d'un boîtier commun formé avec une entrée de fluide et un orifice de sortie de fluide, et une cloison s'étendant entre la soupape principale et la soupape auxiliaire. La cloison comprend un passage d'écoulement s'étendant entre un orifice principal au niveau d'une face inférieure de la cloison et un orifice auxiliaire au niveau d'une face supérieure de la cloison. L'orifice principal est apte à être fermé hermétiquement par un élément de fermeture étanche de la soupape principale et l'orifice auxiliaire est apte à être fermé hermétiquement par un élément de fermeture hermétique étanche de la soupape auxiliaire.

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