Pressure medium control device

Motors: expansible chamber type – Working member position feedback to motive fluid control – Follower type

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Details

91375A, 251 77, F15B 910

Patent

active

039675378

ABSTRACT:
A fluid pressure control device for controlling a servo motor is disclosed, the control device being provided with at least one pressure control valve for controlling pressure in a working chamber of the servo motor and transmitting a thrust corresponding to the pressure in the working chamber back to a power input member; operation of the pressure control valve being derived from the power input member through a lost motion coupling means.

REFERENCES:
patent: 2025294 (1935-12-01), McAllister
patent: 2521891 (1950-09-01), Beams
patent: 2600650 (1952-06-01), Hieger
patent: 3298316 (1967-01-01), Budzich

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