Counter-current check device for a canister in an automobile

Details Counter-current check device for a canister in an automobile Counter-current check device for a canister in an automobile

1996-12-03

1998-09-29

Ferensic, Denise L.

Fluid handling

Diverse fluid containing pressure systems

Fluid separating traps or vents

137529, 123198D, 123520, F16T 120

Patent

active

058134271

ABSTRACT:
A device for preventing a fluid from flowing in a canister used in an automobile comprising a casing of a hollow cylindrical shape having an inlet and an outlet, the outlet being connected to a vent pipe of the canister and the inlet being connected to the atmosphere, a funnel-shaped plate having a venting port in its center and airtight-coupled to a inner surface of the casing, a bladder positioned below the funnel-shaped plate, having a gating portion fittable to the venting port of the funnel, and biasing means for urging the gating portion of the bladder against the venting port of the funnel-shaped plate.

REFERENCES:
patent: 5082016 (1992-01-01), Nakamura
patent: 5172714 (1992-12-01), Kobayashi
patent: 5427076 (1995-06-01), Kobayashi
patent: 5450833 (1995-09-01), Denz
patent: 5488936 (1996-02-01), Rychlick et al.
patent: 5553577 (1996-09-01), Denz
patent: 5598870 (1997-02-01), Nagino
patent: 5601065 (1997-02-01), Tamura
patent: 5605175 (1997-02-01), Bergsma
patent: 5666924 (1997-09-01), Kadota

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