Fluid handling – Systems – System with plural openings – one a gas vent or access opening
Patent
1992-06-26
1994-01-25
Chambers, A. Michael
Fluid handling
Systems
System with plural openings, one a gas vent or access opening
141 46, 141 59, 141302, F16K 2400
Patent
active
RE0345180
ABSTRACT:
A tank vapor vent valve assembly mounted to the top of the tank wall has a piston actuated by a source of engine vacuum which maintains a fill vapor exit closed until the gas cap is removed to relieve the vacuum and allow the piston to open.
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Covert Charles H.
Gifford William E.
Sherwood Carl H.
Turner Kenneth W.
Wagner Richard W.
Chambers A. Michael
General Motors Corporation
Veenstra Charles K.
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