Reversible poppet valve cartridge with single piece stem

Details Reversible poppet valve cartridge with single piece stem Reversible poppet valve cartridge with single piece stem

1989-09-05

1990-12-18

Cohan, Alan

Fluid handling

Convertible

Reversible check

251 634, F16K 31122

Patent

active

049779222

ABSTRACT:
A solenoid (30) controlled, pilot air actuated valve assembly (10) includes a poppet valve cartridge (20) which is either of the normally open type or normally closed type by reversing assembly of identical component parts.

REFERENCES:
patent: 2911994 (1959-11-01), Branson
patent: 3123091 (1964-03-01), Elsey
patent: 3561468 (1971-02-01), Sugden
patent: 3606911 (1971-09-01), Keith
patent: 4421292 (1983-12-01), Matsui
patent: 4501289 (1985-02-01), Pauliukonis

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