Device for purifying fuel vapors generated in vehicle fuel tank

Details Device for purifying fuel vapors generated in vehicle fuel tank Device for purifying fuel vapors generated in vehicle fuel tank

1988-05-27

1989-08-29

Miller, Carl Stuart

Internal-combustion engines

Charge forming device

Having fuel vapor recovery and storage system

123516, F02M 3900

Patent

active

048607150

ABSTRACT:
A device for purifying fuel vapors generated in vehicle fuel tank including a valve which normally closes a through hole provided in an upper wall of the tank and communicating with a canister through a conduit, a flap provided for normally closing a filler pipe mounted for refuelling the tank and adapted to be opened by a fuel dispensing nozzle inserted in the filler pipe, and a member for connecting the flap with the valve so as to transmit the opening movement of the flap to the valve to open the latter for allowing the fuel vapors in the tank to pass through the hole and the conduit into the canister.

REFERENCES:
patent: 3662725 (1972-05-01), Dragon
patent: 3672537 (1972-06-01), Kitzner
patent: 4646701 (1987-03-01), Fukumoto
patent: 4651889 (1987-03-01), Uranishi
patent: 4659346 (1987-04-01), Uranishi
patent: 4742809 (1988-05-01), Ito

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