Brush device and motor with brush

Details Brush device and motor with brush Brush device and motor with brush

2007-07-10

2007-07-10

Nguyen, Tran (Department: 2834)

Electrical generator or motor structure

Dynamoelectric

Rotary

C310S242000, C310S244000, C310S248000

Reexamination Certificate

active

10545966

ABSTRACT:
A brush device having the longitudinal direction of a coil shaped coil spring aligned with the face of a brush holder, in which one end of a support post at the surface of a brush base is formed as a hollow cylinder and a projection at the other end is insert molded into the brush holder. There is a step on the support post. The step and the brush holder receive a cover plate which, when viewed from a direction perpendicular to the face of the brush holder, covers a winding of the coil shaped coil spring. One end of the support post is fixed to the surface of the cover plate by spreading the end of the hollow cylinder of the support post.

REFERENCES:
patent: 3177388 (1965-04-01), Cook
patent: 5631513 (1997-05-01), Coles et al.
patent: 5661357 (1997-08-01), Iijima
patent: 6927532 (2005-08-01), Miyamoto et al.
patent: 07-213023 (1995-08-01), None
patent: 2003-169450 (2003-06-01), None

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