Direct-current stepping motor drive system

Details Direct-current stepping motor drive system Direct-current stepping motor drive system

1973-11-06

1976-02-24

Schaefer, Robert K.

Electricity: motive power systems

Positional servo systems

With particular motor control system responsive to the...

318 46, 318 8, 318625, G05B 1132, G05B 1940, H02K 1734

Patent

active

039406776

ABSTRACT:
A motor drive system including a direct-current motor arranged in tandem with a stepping motor. The stepping motor is energized by conventional means. The direct-current motor is energized by a constant-current drive means, which is responsive to signals from magnitude and direction sensing means. The direct-current motor and stepping motor coact to provide a controlled mechanical output.

REFERENCES:
patent: 1818330 (1931-08-01), Horni
patent: 2652919 (1953-09-01), Jochem
patent: 2941136 (1960-06-01), Marantette et al.
patent: 3379945 (1968-04-01), Mitchell et al.
patent: 3497778 (1970-02-01), Gerber

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