Electricity: motive power systems – Positional servo systems – With particular 'error-detecting' means
Patent
1974-09-04
1976-06-15
Rubinson, Gene Z.
Electricity: motive power systems
Positional servo systems
With particular 'error-detecting' means
318681, 354 44, G05B 106, G03B 708
Patent
active
039639703
ABSTRACT:
A control circuit for servo-motors comprising a photoelectric element, a logarithmic conversion element, one or more operational amplifier, and a constant-current circuit so that various informaton in a wide range can be easily introduced into the circuit and that the influence of change of the power-source voltage and hunting phenomenon can be eliminated.
REFERENCES:
patent: 3394642 (1968-07-01), Teshi et al.
patent: 3426357 (1969-02-01), Paulus
patent: 3430053 (1969-02-01), Westhaver
patent: 3466447 (1969-09-01), Fahlenberg
patent: 3641891 (1972-02-01), Burgarella
patent: 3679905 (1972-07-01), Watanabe
patent: 3772974 (1973-11-01), Shimomura
Copal Company Limited
Feldhaus John J.
Rubinson Gene Z.
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