Valve

Details Valve Valve

2007-11-13

2007-11-13

Huson, Gregory (Department: 3753)

Fluid handling

Systems

Supply and exhaust

C137S596150

Reexamination Certificate

active

11247926

ABSTRACT:
The valve includes a body having five surfaces and a plurality of blind holes, grooves and channels interconnected with the blind holes to form communication net. Two rectangular diaphragms are embedded separately into the grooves so as to selectively open and close the blind holes. An internal sliding base with an external sliding base coupled to the external periphery thereof and comprises a sliding section and an internal press pillar disposed separately on two corresponding ends of the bottom of the sliding section. The two internal press pillars are capable of selectively opening and closing the two diaphragms. The external sliding base includes an external press pillar disposed separately on both corresponding ends of the concave groove. A casing for covering the external periphery of the external sliding base is secured with the body. At least one elastic member is installed between the top surface of the casing and the external sliding base.

REFERENCES:
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patent: 4540020 (1985-09-01), Taplin
patent: 4637431 (1987-01-01), Taplin
patent: 4875500 (1989-10-01), Ariizumi et al.
patent: 5072748 (1991-12-01), Gripe et al.
patent: 6505645 (2003-01-01), Pack et al.
patent: 6554026 (2003-04-01), Focke et al.

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