Valve device for fuel tank

Details Valve device for fuel tank Valve device for fuel tank

1992-05-28

1993-06-01

Recla, Henry J.

Fluent material handling, with receiver or receiver coacting mea

Multiple passage filling means for diverse materials or flows

With valve

141 44, 220746, 55387, 123518, 137587, B65B 104

Patent

active

052151328

ABSTRACT:
A valve device for controlling fuel vapor in a fuel tank is provided with a fuel-cut valve which is disposed between the fuel tank and a charcoal canister, and between a filler tube of the fuel tank and the charcoal canister. The fuel-cut valve is provided with a casing including upper and lower chambers. A lower float is disposed in the lower chamber and arranged to close the communication between a fuel tank and a charcoal canister when fuel height level in the fuel tank is raised to a first predetermined level. A upper float is disposed in the upper chamber and arranged to close the communication between the filler tube and the charcoal canister when the fuel height level in the filler tube is raised to a second predetermined level.

REFERENCES:
patent: 3907153 (1975-09-01), Mutty
patent: 4815436 (1989-03-01), Sasaki et al.
patent: 5014742 (1991-05-01), Covert et al.
patent: 5054528 (1991-10-01), Saitoh

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