Tank vent valve

Details Tank vent valve Tank vent valve

2006-12-12

2006-12-12

Look, Edward K. (Department: 3751)

Valves and valve actuation

With non-fluid retarder

C251S129160, C251S368000, C335S279000

Reexamination Certificate

active

07147202

ABSTRACT:
A canister-purge valve for the metered admixing of a fuel scavenged from a fuel tank of an internal combustion engine into the internal combustion engine includes a valve seat and a valve body movably located relative to the valve seat. A sealing element is provided on the side of the valve body facing the valve seat and a damping element is provided on the side of the valve body facing away from the valve seat. The sealing element (40) is made of a first elastomer and the damping element (41) is made of a second elastomer with different properties than the first elastomer.

REFERENCES:
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patent: 2003/0056771 (2003-03-01), Veinotte et al.
patent: 2003/0102446 (2003-06-01), Krimmer et al.
patent: 199 01 090 (2000-07-01), None
patent: 101 12 661 (2002-09-01), None
patent: 2 761 447 (1998-10-01), None

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