Plural diaphragm valve

Details Plural diaphragm valve Plural diaphragm valve

1987-01-06

1989-01-03

Walton, George L.

Fluid handling

Processes

92 49, 137312, 251 25, 251 46, 251 612, F16K 31128

Patent

active

047949406

ABSTRACT:
A diaphragm valve for controlling fluid flow. The valve contains a first and second diaphragm and a piston therebetween. The piston cooperates with the diaphragms controlling their movement within predetermined limits. The piston is preferably limited in travel to limit pressure applied to one diaphragm by means of a mating seat disposed between the diaphragms.

REFERENCES:
patent: 1473173 (1923-11-01), Brinkerhoff
patent: 1539630 (1925-05-01), Beaird
patent: 2577967 (1951-12-01), Hughes
patent: 2620816 (1952-12-01), Griswold
patent: 2659381 (1953-11-01), Seljos
patent: 3090400 (1963-05-01), Broome
patent: 3559945 (1971-02-01), Coiner et al.
patent: 3653408 (1972-04-01), Coiner
patent: 3762430 (1973-10-01), Maercklein
patent: 3897041 (1975-07-01), Cowan
patent: 4154261 (1979-05-01), Budzich
patent: 4290453 (1981-09-01), Bauer
patent: 4324273 (1982-04-01), Bauer et al.
patent: 4335750 (1982-06-01), Bauer et al.
patent: 4460017 (1984-07-01), Robb

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