Variable volume dual pump circuit

Details Variable volume dual pump circuit Variable volume dual pump circuit

1975-04-23

1976-06-15

Geoghegan, Edgar W.

Power plants

Pressure fluid source and motor

Having condition responsive control in a system of...

60430, 60456, 60486, F15B 1309

Patent

active

039628701

ABSTRACT:
A hydraulic pump arrangement and control circuit for supplying fluid at high volume and high pressure to a work circuit. The system utilizes a fixed displacement pump, a variable displacement pump with a compensator, and a relief valve at a pressure setting higher than the variable displacement pump's compensator setting.

REFERENCES:
patent: 2309983 (1943-02-01), Riddle
patent: 3659419 (1972-05-01), Ikeda
patent: 3785157 (1974-01-01), Kittle et al.
patent: 3859790 (1975-01-01), Bacquie

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