TWO-STAGE ELECTROHYDRAULIC AMPLIFIED Russian patent published in 2002 - IPC

Abstract RU 2178841 C2

FIELD: control system of various machines, ships, flying vehicles, technological equipment, etc. SUBSTANCE: amplifier is provided with nozzle-damper hydraulic booster used as first amplifying stage, distributing spool valve used as second amplifying stage and electromechanical converter which is used for control of first amplifying stage. Amplifier is provided with three independent electrical inputs having similar parameters. EFFECT: possibility of operating from three independent signal sources. 3 dwg

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RU 2 178 841 C2

Authors

Vasil'Ev V.V.

Red'Ko P.G.

Ambarnikov A.V.

Shishulin A.A.

Dates

2002-01-27—Published

2000-03-10—Filed