Throttle valve

Details Throttle valve Throttle valve

1975-07-14

1976-07-27

Nilson, Robert G.

Fluid handling

Systems

Sequentially progressive opening or closing of plural valves

F16K 144

Patent

active

039714152

ABSTRACT:
A throttle valve having a valve seat element with a coaxial jacket which a plurality of flow-through channels positioned at different planes, and a piston-like locking member is stroke displaceably disposed within the jacket and having a sealing face at its front surface which cooperates with a first valve seat. The jacket is surrounded by a second stroke displaceably disposed locking element having a sealing face at its front surface opposite to the valve seat element, which cooperates with a second valve seat, mounted on the valve seat body, both locking elements being connected with each other for stroke movement.

REFERENCES:
patent: 1724017 (1929-08-01), Godfrey
patent: 3153498 (1964-10-01), Bakker

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