Stepping motor

Details Stepping motor Stepping motor

2011-07-12

2011-07-12

Lam, Thanh (Department: 2834)

Electrical generator or motor structure

Dynamoelectric

Rotary

C310S049150, C310S257000

Reexamination Certificate

active

07977828

ABSTRACT:
A stepping motor may include a rotor having a drive magnet and a stator having a drive coil wound in a tube shape and disposed on the drive magnet. The stator may include a first yoke, a second yoke, a plurality of first pole teeth provided in the first yoke, and a plurality of second pole teeth provided in the second yoke. The plurality of the first pole teeth and the second pole teeth may be alternately disposed in a circumferential direction of the rotor.

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International Search Report for International Application No. PCT/JP2010/001524 with English translation mailed Jun. 1, 2010.

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