Hydraulic control means, particularly steering means

Details Hydraulic control means, particularly steering means Hydraulic control means, particularly steering means

1982-02-22

1984-07-31

Richter, Sheldon J.

Power plants

Pressure fluid source and motor

Expansible chamber type volumetric responsive measuring...

60422, 180132, F16H 3946

Patent

active

044622090

ABSTRACT:
The invention relates to hydraulic control unit for a power steering assembly. The unit is of the type having a metering motor and steering wheel actuated valves for directing metered, pressurized fluid to one selected port of a steering servo-motor and drawing fluid from the other port of the servo-motor to a tank. The invention involves a particular regulating valve for directing pressurized fluid to consumer units when the steering control is in neutral.

REFERENCES:
patent: 3543516 (1970-12-01), Treichel
patent: 3566749 (1971-03-01), Allen et al.
patent: 3931711 (1976-01-01), Rau et al.
patent: 3996742 (1976-12-01), Goff
patent: 4043419 (1977-08-01), Larson et al.
patent: 4266464 (1981-05-01), Baatrup et al.
patent: 4364302 (1982-12-01), Thomsen et al.
patent: 4385674 (1983-05-01), Presley

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