Power plants – Pressure fluid source and motor – Methods of operation
Patent
1975-09-11
1976-09-07
Geoghegan, Edgar W.
Power plants
Pressure fluid source and motor
Methods of operation
60468, 60459, 91444, F15B 1518
Patent
active
039786668
ABSTRACT:
Apparatus and method for controlling the velocity of an engine driven vehicle having a hydraulic system pump driven by the engine. Means are provided for controllably restricting the passage of fluid from the pump of the hydraulic system for controllably loading the engine and thereby controlling the velocity of the vehicle.
REFERENCES:
patent: 2043453 (1936-06-01), Vickers
patent: 2102865 (1937-12-01), Vickers
patent: 2447441 (1948-08-01), Tweedale
patent: 3153900 (1964-10-01), Pigeroulet et al.
patent: 3550617 (1970-12-01), Johnson
patent: 3576104 (1971-04-01), Kokaly et al.
Kelly Kenneth W.
Peterson Wayne A.
Caterpillar Tractor Co.
Geoghegan Edgar W.
Hart Frank L.
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