Motors: expansible chamber type – With motive fluid valve – Expanding chamber inlet controlled by contracting chamber...
Patent
1982-06-21
1983-11-22
Michalsky, Gerald A.
Motors: expansible chamber type
With motive fluid valve
Expanding chamber inlet controlled by contracting chamber...
91446, 1375961, 13759613, F15B 1302
Patent
active
044161891
ABSTRACT:
A direction flow control valve for control of positive and negative loads equipped with a positive and negative load compensator controlled by a single pilot valve stage responsive to positive and negative load pressure signals. The positive and negative load compensator is provided with two sets of negative load throttling slots, one set of negative load throttling slots for each actuator port.
REFERENCES:
patent: Re29538 (1978-02-01), Budzich
patent: 3534774 (1970-10-01), Tennis
patent: 4075842 (1978-02-01), Budzich
patent: 4099379 (1978-07-01), Budzich
patent: 4121609 (1978-10-01), Gold
patent: 4122677 (1978-10-01), Budzich
patent: 4122865 (1978-10-01), Budzich
patent: 4159724 (1979-07-01), Budzich
patent: 4174613 (1979-11-01), Budzich
patent: 4180098 (1979-12-01), Budzich
patent: 4222409 (1980-09-01), Budzich
Caterpillar Tractor Co.
Michalsky Gerald A.
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