Modulating poppet valve

Details Modulating poppet valve Modulating poppet valve

1982-11-01

1984-09-18

Walton, George L.

Valves and valve actuation

Fluid actuated or retarded

Pilot or servo type motor

91402, 91416, 251 636, F16K 31122

Patent

active

044719388

ABSTRACT:
A poppet valve movable to discrete opened positions by metering fluid through axially spaced orifices in a cylinder by a piston directly connected to the poppet. The flow of fluid through the orifice is interrupted to cause the piston to translate to the next adjacent orifice.

REFERENCES:
patent: 1347276 (1920-07-01), Johnson
patent: 1818910 (1931-08-01), Sanine
patent: 2117595 (1938-05-01), Baule
patent: 2232514 (1941-02-01), Day
patent: 3527141 (1970-09-01), Peoples
patent: 3531065 (1970-09-01), Brown
patent: 3542332 (1970-11-01), Chevalier et al.

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