Rotary expansible chamber devices – Working member has planetary or planetating movement – Plural working members or chambers
Patent
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.
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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
Vrablik John J.
White Hydraulics Inc.
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