Power plants – Pressure fluid source and motor – Having condition responsive control in a system of distinct...
Patent
1976-03-15
1976-12-21
Geoghegan, Edgar W.
Power plants
Pressure fluid source and motor
Having condition responsive control in a system of distinct...
60428, 60486, F15B 1306, F15B 1309
Patent
active
039980537
ABSTRACT:
A fluid system of work elements of a work vehicle has first, second, and third fluid circuits each having a pump connected to a work element through a control valve assembly that is operated by a pilot pump. A fluid control means is provided for controllably combining fluid from each of the circuits with another one of the circuits.
REFERENCES:
patent: 3922855 (1975-12-01), Bridwell et al.
Caterpillar Tractor Co.
Geoghegan Edgar W.
Hart Frank L.
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