A vent valve for ase in controlling discharge of fuel vapor from a fuel tank. The vent valve includes a housing for attachment to the fuel tank includes a wall defining a cavity therein. The float is contained in the cavity of the housing and is responsive...

A float operated fuel tank vapor vent valve having a reduced diameter portion on the bottom of the float (46) which forms a tapered surface (50). The tapered surface (50) contacts a plurality of spaced resilient fingers (47) when the float (46) drops sudde...

An improved fuel level responsive peelaway action valve for vehicle fuel tanks, in which a float moves a valve closure element into sealing contact with a vapor venting outlet, and then pulls or "peels" the valve element off the vapor venting outlet when f...

Apparatus and method of assembling an interior fuel systems component (14) suitable for immersion in liquid fuel in a tank to an exterior component (12) of different material weldable to the fuel tank (13). The exterior component (12) is preferably formed ...

A valve for preventing fuel leaking from a fuel tank includes a housing (1) that has a passage (3a) that communicates with the outside. In the housing there is a float (11a) that is used to open and close the passage (3a) by being moved axially along the h...

Fuel pump (3) draws fuel, from tank (2) and delivers it (4,6), via regulator (5), to engine (7). Regulator returns excess fuel (8) to pump. Space above fuel in tank is vented to atmosphere by vapor venting valve (1), with whose interior it communicates. Ge...

The invention relates to an apparatus for controlling discharge of fuel vapor from within a vehicle fuel tank. The apparatus comprises a valve container (36) adapted to be installed in a fuel tank and formed to include an inlet in communication with the fu...