Stepping motor

Details Stepping motor Stepping motor

2007-10-30

2007-10-30

Le, Dang (Department: 2834)

Electrical generator or motor structure

Dynamoelectric

Rotary

C310S049030

Reexamination Certificate

active

11372672

ABSTRACT:
A stepping motor comprising a circular stator core having a plurality of pole teeth at an inner circumferential edge and an air core coil fitted to the periphery of the pole teeth. An insulating film is formed on the surface of the air core coil. An insulation sheet is sandwiched between an edge long the axial direction of the air coil and the stator core.

REFERENCES:
patent: 3633055 (1972-01-01), Maier
patent: 4594524 (1986-06-01), Sudo
patent: 6051900 (2000-04-01), Yamaguchi
patent: 6774512 (2004-08-01), Takagi et al.
patent: 2004-112985 (2004-04-01), None

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