Booster valve

Details Booster valve Booster valve

2005-01-06

2008-10-21

Lee, Kevin L (Department: 3753)

Fluid handling

Line condition change responsive valves

Direct response valves

C137S843000, C137S515500, C137S533210

Reexamination Certificate

active

07438090

ABSTRACT:
A flow valve having sealing member having a first condition for engaging a housing to prevent back flow and a platform for obstructing a flow passage through the flow valve with the platform supporting the sealing member in an out-of-the-way condition to allow fluid to flow through the flow valve.

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patent: 6648004 (2003-11-01), Lau
patent: 3410186 (1985-09-01), None

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