Fuel tank venting valve

Details Fuel tank venting valve Fuel tank venting valve

1984-11-07

1985-12-31

Pollard, Steven M.

Receptacles

Closures

With condition responsive vent or valve

1374935, F16K 1704

Patent

active

045615594

ABSTRACT:
A fuel tank venting valve includes a housing defining a cylindrical chamber having a first plunger slidably mounted therein, and a spring biasing the first plunger in a closed position. The first plunger itself defining a cylindrical chamber having a second plunger slidably mounted therein, and a spring biasing the second plunger in a closed position opposite to the closed position of the first plunger.

REFERENCES:
patent: 1153770 (1915-09-01), Daymon
patent: 3939866 (1976-02-01), Pignatelli
patent: 3971406 (1976-07-01), Inada et al.

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