Three step sequence motor

Details Three step sequence motor Three step sequence motor

1976-10-08

1978-01-24

Duggan, Donovan F.

Electrical generator or motor structure

Dynamoelectric

Rotary

310266, H02K 3700

Patent

active

040705927

ABSTRACT:
A stepping motor for providing movement in accordance with a repeating three step sequence with the third step being effected by a permanent magnet field and with the other two steps being effected by sequential sole energization of a pair of windings. The third step position constitutes the deenergized rest position of the motor.

REFERENCES:
patent: 2627040 (1953-01-01), Hansen
patent: 3042818 (1962-07-01), Busch
patent: 3456138 (1969-07-01), Huber
patent: 3466476 (1969-09-01), Snowdon
patent: 3469124 (1969-09-01), Willcoy
patent: 3500081 (1970-03-01), Drejza et al.
patent: 3519859 (1970-07-01), Morreak et al.
patent: 3596119 (1971-07-01), Goldmann
patent: 3750151 (1973-07-01), Dill
patent: 3760207 (1973-09-01), Abraham et al.

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