Rotor for a direct current drive motor and a method for...

Details Rotor for a direct current drive motor and a method for... Rotor for a direct current drive motor and a method for...

2009-05-25

2011-10-04

Leung, Quyen (Department: 2834)

Electrical generator or motor structure

Dynamoelectric

Rotary

C310S061000, C310S062000, C310S001000

Reexamination Certificate

active

08030808

ABSTRACT:
An external rotor for a direct current drive motor with a side wall, an end cover, a cavity, an opening, a base, a magnetic tile, a center hole, and a magnetic yoke shell. A method for producing an external rotor for a direct current drive motor by integrally forming by injection molding a magnetic yoke shell and multiple magnetic tiles; forming a side wall on said magnetic yoke shell and an end cover at the bottom of said side wall; forming a base at the center of said end cover; and integrally forming by injection molding said base and a rotating spline.

REFERENCES:
patent: 5040285 (1991-08-01), Williams et al.
patent: 5778703 (1998-07-01), Imai et al.
patent: 5907206 (1999-05-01), Shiga et al.
patent: 6396177 (2002-05-01), Shin et al.
patent: 2002/0166349 (2002-11-01), Lim et al.
patent: 2005/0071985 (2005-04-01), Won et al.

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