Power transmission

Details Power transmission Power transmission

1982-01-20

1984-11-06

Cline, William R.

Power plants

Pressure fluid source and motor

Full range correspondence of position of external...

60444, 60447, F16H 3946

Patent

active

044804385

ABSTRACT:
A hydraulic system comprising a reversible variable displacement pump, a hydraulic servo motor for controlling the direction and amount of displacement of the pump, a fluid motor connected in parallel to the pump and adapted to be driven by the pump, a pilot operated directional valve for controlling the position and direction of the servo motor system, and a valve for sensing the displacement of said pump and applying a force to the directional valve opposite to the force of the pilot pressure for moving the valve.

REFERENCES:
patent: 3606755 (1971-09-01), Connett
patent: 4118931 (1978-10-01), Nonnenmacher et al.
patent: 4194362 (1980-03-01), Nonnenmacher
patent: 4355506 (1982-10-01), Leonard

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