Motor vehicle fuel tank venting device

Details Motor vehicle fuel tank venting device Motor vehicle fuel tank venting device

1980-03-27

1981-04-14

Lowrance, George E.

Receptacles

Container attachment or adjunct

Pressure relief means

220 20, 220 85VS, 220 86R, B65D 2500, F16K 4500

Patent

active

042614775

ABSTRACT:
A venting device for fuel tanks of vehicles, especially motor vehicles, with an equalizing chamber to be placed in the fuel tank close to and beneath an upper wall at approximately centrally relative to side walls of the fuel tank. The equalizing chamber is vented to the atmosphere through an equalizing line and is connected to vent lines on both sides running on an inside of the fuel tank at approximately the same height. The vent lines terminate freely in a vicinity of each side wall with a vent opening at one end. The vent lines preferably terminate at the side wall line opposite to the connection of the vent lines with the equalizing chamber. Each vent line, at the ends containing the vent opening, has a chamber within the tank with the chamber being vented to the interior of the fuel tank and with the vent openings of the respective vent lines terminating in the chamber.

REFERENCES:
patent: 3643690 (1972-02-01), Sarai
patent: 3817421 (1974-06-01), Andres
patent: 3907153 (1975-09-01), Mutty
patent: 4166550 (1979-09-01), Klierschmit el al.

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