Fuel tank vacuum-relief system

Details Fuel tank vacuum-relief system Fuel tank vacuum-relief system

2005-09-02

2010-02-02

Stashick, Anthony (Department: 3781)

Receptacles

Closures

With condition responsive vent or valve

C220S086200, C220S203240, C220S203280, C220S288000

Reexamination Certificate

active

07654403

ABSTRACT:
A filler neck cap includes a vacuum-relief valve member that moves from a normally closed position to an opened position when exposed to certain vacuum conditions to open a vent aperture and allow atmosphere to flow therethrough. The filler neck cap also includes a pressure-relief valve member formed to include the vent aperture that is closed normally by the vacuum-relief valve member.

REFERENCES:
patent: 3937358 (1976-02-01), Smith et al.
patent: 4498493 (1985-02-01), Harris
patent: 4540103 (1985-09-01), Kasugai et al.
patent: 4676390 (1987-06-01), Harris
patent: 4716920 (1988-01-01), Crute
patent: 4785961 (1988-11-01), Kasugai et al.
patent: 5108001 (1992-04-01), Harris
patent: 6260726 (2001-07-01), Muth et al.
patent: 2004/0000554 (2004-01-01), Griffin et al.
patent: 199541 (1923-06-01), None
Partial European Search Report issued in EP06254450.

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