Hydraulic control apparatus with feedback

Details Hydraulic control apparatus with feedback Hydraulic control apparatus with feedback

1976-05-25

1978-06-13

Maslousky, Paul E.

Motors: expansible chamber type

Independently operated timer, delay, pattern or cyclic control

Independent distributor actuation for cyclic control

91381, F15B 912

Patent

active

040942260

ABSTRACT:
Apparatus is presented for the precision control of an output signal in accordance with an input signal. The output signal is the output of a hydraulic motor, the output of which is compared to an electrical input signal in a geared differential comparator, the output of the comparator operating a distributor supplying the hydraulic motor.

REFERENCES:
patent: 1959786 (1934-05-01), Hodgkinson
patent: 2412366 (1946-12-01), Spencer et al.
patent: 2952245 (1960-09-01), Curlett et al.
patent: 3621762 (1971-11-01), Ikebe et al.
patent: 3876030 (1975-04-01), Komomura et al.

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