Hydraulic system

Details Hydraulic system Hydraulic system

2011-07-12

2011-07-12

Leslie, Michael (Department: 3745)

Power plants

Pressure fluid source and motor

With control means for structure storing work driving energy

Reexamination Certificate

active

07975474

ABSTRACT:
A hydraulic system including a pump for feeding hydraulic fluid from an inlet side to an outlet side. A pressure accumulator is disposed at the outlet side, and between the pump and the pressure accumulator a hydraulic control valve is disposed, which has at least two valve positions. The outlet side of the pump is connected to the pressure accumulator in a second valve position, and is separated from the pressure accumulator in a first valve position. The outlet side of the pump is connected to the inlet side through the control valve in the first valve position.

REFERENCES:
patent: 5377717 (1995-01-01), Toogood et al.
patent: 5826487 (1998-10-01), A'Hearn
patent: 36 41 801 (1988-06-01), None
patent: 41 30 128 (1993-03-01), None
patent: 44 10 268 (1994-09-01), None

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