Hydraulic control system having reciprocating pump and handle op

Details Hydraulic control system having reciprocating pump and handle op Hydraulic control system having reciprocating pump and handle op

1981-11-20

1984-02-07

Gluck, Richard E.

Power plants

Pressure fluid source and motor

Having correlated or joint actuation of controller of input...

91467, 417442, F01B 2908, F15B 1108

Patent

active

044295294

ABSTRACT:
Disclosed is a compact rotating hydraulic drive comprising (a) a housing, (b) a pumpshaft mounted in the housing for both linear translational and rotational movement, (c) a plurality of pumping units operated by rotational motion of the pumpshaft, (d) a valve spool mounted on the pumpshaft but rotatable relative to the pumpshaft, and (e) means selectively operative upon linear translation of the pumpshaft to rotate the valve spool back and forth between a first angular position in which the output of the pump is directed in one manner and a second angular position in which the output of the pump is directed in another manner.

REFERENCES:
patent: 1897075 (1933-02-01), Samson
patent: 2517164 (1950-08-01), Arps

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