Insulation Bobbin of a Stator
Patent Information
- Authority / Receiving Office
- US · United States
- Patent Type
- Applications(United States)
- Current Assignee / Owner
- SUNONWEALTH ELECTRIC MACHINE IND
- Publication Date
- 2012-03-29
- Estimated Expiration
- Not applicable · inactive patent
Smart Images
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Abstract
Description
BACKGROUND OF THE INVENTION
[0001] 1. Field of the Invention
[0002] The present invention generally relates to an insulation bobbin of a stator and, more particularly, to an insulation bobbin of a stator that provides a larger room for radial windings.
[0003] 2. Description of the Related Art
[0004] Referring to FIG. 1, Taiwanese Patent No. 525869 discloses a conventional insulation bobbin 9 of a stator of a DC motor. The insulation bobbin 9 includes a body 91 and a plurality of extension members 92. The body 91 includes a hole 911 from which the extension members 92 extend outwards radially. Each extension member 92 has an accommodation room 921 whose cross section resembles a “□” shape. The accommodation room 921 has an opening and two protruding clamp 922 located on two edges of the opening.
[0005] When the insulation bobbin 9 is coupled with a silicon steel plate unit 8, the accommodation rooms 921 may accommodate a plurality of salient-poles 81 of the silicon steel plate unit 8, in which...