Vent valve for the fuel tank of a motor vehicle

Details Vent valve for the fuel tank of a motor vehicle Vent valve for the fuel tank of a motor vehicle

2011-08-23

2011-08-23

Schneider, Craig (Department: 3753)

Fluid handling

Diverse fluid containing pressure systems

Fluid separating traps or vents

Reexamination Certificate

active

08001991

ABSTRACT:
A vent valve for a fuel tank of a motor vehicle includes a housing, a cage in the housing, a movable float, and a sealing arrangement with an at least three-stage reopening operation. The sealing arrangement includes multiple movable supports defining openings of varying cross-sectional area sequentially operable.

REFERENCES:
patent: 5511577 (1996-04-01), Richards et al.
patent: 5605175 (1997-02-01), Bergsma et al.
patent: 6206057 (2001-03-01), Benjey et al.
patent: 7147017 (2006-12-01), Leonhardt
patent: 2005/0126633 (2005-06-01), Leonhardt
European Search Report and Opinion with Machine Translation—5 pgs.

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