Pressure tolerant balanced motor valve

Details Pressure tolerant balanced motor valve Pressure tolerant balanced motor valve

1994-11-14

1996-04-09

Vrablik, John J.

Rotary expansible chamber devices

Working member has planetary or planetating movement

Plural working members or chambers

F03C 208

Patent

active

055055974

ABSTRACT:
A cylindrical valve for a gerotor motor including two alternating series of slots on the outer surface thereof for valving so as to equalize pressure induced dimensional changes for the valve irrespective of motor direction.

REFERENCES:
patent: 3270683 (1966-09-01), McDermott
patent: 3289602 (1966-12-01), Hudgens
patent: 3309999 (1967-03-01), Patterson, Jr.
patent: 3547564 (1970-12-01), Charlson
patent: 3887308 (1975-06-01), Liebert
patent: 4087215 (1978-05-01), Miller
patent: 4323335 (1982-04-01), Hansen
patent: 4362479 (1982-12-01), Pahl
patent: 4992034 (1991-02-01), Uppal

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