Multiple stage miniature stepping motor

Details Multiple stage miniature stepping motor Multiple stage miniature stepping motor

1978-11-03

1981-01-06

Budd, Mark O.

Electrical generator or motor structure

Dynamoelectric

Rotary

310254, 310269, 310 40MM, H02K 3700

Patent

active

042439000

ABSTRACT:
A stepping motor comprising a plurality of stages which may be selectively activated to effect stepping movement of the motor, and which are mounted along a common rotor shaft to achieve considerable reduction in motor size and minimum diameter, whereby sequential activation of the stages results in successive rotor steps with direction being determined by the particular activating sequence followed.

REFERENCES:
patent: 2454519 (1948-11-01), McNaney
patent: 3327191 (1967-06-01), Goto
patent: 3355646 (1967-11-01), Goto
patent: 3806744 (1974-04-01), Abraham
patent: 3809989 (1974-05-01), Hays
patent: 3950663 (1976-04-01), Mead
patent: 4127802 (1978-11-01), Johnson
IBM Technical Disclosure Bulletin-Variable Speed Reluctance Stepping Motor by R. H. Darling, vol. 13, No. 8, Jan. 1971, pp. 2466.

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