Fuel vapor storage canister having tortuous vent passage

Details Fuel vapor storage canister having tortuous vent passage Fuel vapor storage canister having tortuous vent passage

1986-10-10

1987-09-15

Hall, George T.

Receptacles

Closures

Vent in closure

B65D 5116

Patent

active

046933930

ABSTRACT:
A fuel vapor storage canister has inner and outer covers that define a labyrinth through which the purge air flow is directed. The labyrinth inhibits ingestion of water and dirt as purge air is drawn into the canister.

REFERENCES:
patent: 3385467 (1968-05-01), Lindenberg
patent: 4036393 (1977-07-01), Neiman
patent: 4460101 (1984-07-01), Tseng
1986 Buick Chassis Service Manual, FIG. C3-1 and text on p. 6E1-C3-1.

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