Fluid pressure operated servomotor

Details Fluid pressure operated servomotor Fluid pressure operated servomotor

1978-11-15

1981-04-07

Maslousky, Paul E.

Motors: expansible chamber type

Working member position feedback to motive fluid control

Follower type

91376R, F15B 910

Patent

active

042598931

ABSTRACT:
A fluid pressure operated servomotor such as a vacuum booster including a power piston having a differential pressure acting thereacross, an input rod for actuating a valve mechanism mounted in the power piston, a reaction lever disposed between the power piston and an output rod for transmitting a force to the output rod and transmitting a reaction force to the input rod. A return spring for urging the power piston in the return direction acts through the reaction lever on the power piston, whereby the reaction force is not transmitted to the input rod until the force transmitted to the output rod exceeds a predetermined value.

REFERENCES:
patent: 2900962 (1959-08-01), Ingres
patent: 2980068 (1961-04-01), Stelzer
patent: 4043251 (1977-08-01), Phmi
patent: 4069742 (1978-01-01), Gephort
patent: 4100839 (1978-07-01), Ando

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