Gas purge valve

Details Gas purge valve Gas purge valve

2006-03-21

2006-03-21

Lee, Kevin (Department: 3753)

Fluid handling

Diverse fluid containing pressure systems

Fluid separating traps or vents

C137S202000, C137S068110

Reexamination Certificate

active

07013907

ABSTRACT:
A gas purge valve comprising a housing fitted with an inlet port being in flow communication with a liquid outlet port, and at least one gas outlet member, a gas flow barrier associated with the liquid outlet port, a float member displaceable within the housing between a first position adjacent the inlet port and a second position adjacent the gas outlet The at least one gas outlet is fitted with an inlet prohibiting valve, and is sealingly engageable by a flexible sealing member articulated to the float member. Buoyant displacement of the float member into the second position entails sealing of the at least one gas outlet by the flexible sealing member.

REFERENCES:
patent: 4082106 (1978-04-01), Butcher
patent: 4770201 (1988-09-01), Zakai
patent: 6145533 (2000-11-01), Perkins
patent: 6186160 (2001-02-01), Hennrich et al.

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