The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 13, 2010
Filed:
May. 07, 2007
Huaxin Wu, Zhongshan, CN;
Wenwei Huang, Zhongshan, CN;
Huaxin Wu, Zhongshan, CN;
Wenwei Huang, Zhongshan, CN;
Zhongshan Broad-Ocean Motor Co., Ltd., Zhongshan, CN;
Abstract
The invention teaches a ceiling fan motor, and specifically, a brushless DC external rotor motor, comprising an electrical control member and a motor structural member, wherein the motor structural member comprises a shaft, a stator, and a rotator, the stator is fit over the shaft, the rotator is fit over the stator, and the statoris engaged with the shaftvia a pair of bearings. The rotatorcomprises a top end cover, a bottom end cover, an outer shell cover ring, and a plurality of magnets, wherein the magnetsare positioned along the circumferential direction of the inner wall of the outer shell cover ring. The top end coverand the bottom end coverare installed on the top and bottom of the cover ring, respectively, and are connected to each other by means of a plurality of bolts and nuts. The ceiling fan motor of the invention provides the advantages of efficient energy consumption, low noise, and high operational stability at low speeds.