Stepping motor

Details Stepping motor Stepping motor

1982-12-30

1984-10-30

Duggan, Donovan F.

Electrical generator or motor structure

Dynamoelectric

Rotary

310 49R, H02K 3700

Patent

active

044802030

ABSTRACT:
A stepping motor in which a rectangular stator core in the shape of a square frame has poles in the center of the inner side edges of sides thereof, four coils are wound on the poles of stator core, and a rotor is disposed in the space surrounded with the coils and having the height of each of poles being made 0.24 to 0.5 times as much as the outside diameter of the rotor. Each of poles has at the end thereof a plurality of projections according to a step angle. The rotor has projections on the peripheral surface thereof according to the step of the pole.

REFERENCES:
patent: 4112319 (1978-09-01), Field
patent: 4186316 (1980-01-01), Singh
patent: 4186322 (1980-01-01), Besson
patent: 4209719 (1980-06-01), Sch/a/ dlich
patent: 4234808 (1980-11-01), Geppert et al.
patent: 4385250 (1983-05-01), Welburn

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