Fuel tank vent system

Details Fuel tank vent system Fuel tank vent system

1986-12-31

1987-12-22

Pollard, Steven M.

Receptacles

Container attachment or adjunct

Pressure relief means

220 85VS, 220 86R, F16K 4500, B65B 3100

Patent

active

047141719

ABSTRACT:
Herein disclosed is a fuel tank vent system which comprises a fuel tank of moulded plastics which is formed with a depressed portion protruding into a vapor chamber defined at an upper portion of the interior of the fuel tank, and a structure of moulded plastics which is incorporated with the depressed portion to define an enclosed chamber at the position above the maximum level of fuel in the fuel tank. A first piping or opening is provided for achieving a fluid communication between an upper portion of the enclosed chamber and an upper portion of the vapor chamber, and a second piping or tube is provided for achieving a fluid communication between a lower portion of the enclosed chamber and a lower portion of the vapor chamber.

REFERENCES:
patent: 3643690 (1972-02-01), Sarai
patent: 3698160 (1972-10-01), Hunter
patent: 3800978 (1974-04-01), Sigwald
patent: 3804291 (1974-04-01), Fricker
patent: 3817421 (1974-06-01), Andres
patent: 3917109 (1975-11-01), MacDonald
patent: 4166550 (1979-09-01), Kleinschmit et al.
patent: 4457443 (1984-07-01), Casimir et al.
patent: 4531653 (1985-07-01), Sakata

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