Fluid handling – Systems – Supply and exhaust
Patent
1981-01-26
1982-04-20
Michalsky, Gerald A.
Fluid handling
Systems
Supply and exhaust
60427, 91436, 91446, 91451, 13759613, F15B 1308
Patent
active
043254080
ABSTRACT:
In a load responsive fluid power and control system employing plurality of control valves with positive and negative load compensation, a pressurized exhaust system supplied with make-up fluid from pump discharge circuit by a pressure reducing valve and deactivating valve of the pressure reducing valve operable when the pessurized exhaust system is completely unloaded during control of positive load.
REFERENCES:
patent: 4082111 (1978-04-01), Budzich
patent: 4089167 (1978-05-01), Budzich
patent: 4099379 (1978-07-01), Budzich
patent: 4107923 (1978-08-01), Budzich
patent: 4122677 (1978-10-01), Budzich
patent: 4174613 (1979-11-01), Budzich
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