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:
Mar. 02, 2010
Filed:
Jun. 17, 2007
Ronghua BI, Zhongshan, CN;
Aiqian Peng, Zhongshan, CN;
Wenwei Huang, Zhongshan, CN;
Maosen Zeng, Zhongshan, CN;
Jianwei Jin, Zhongshan, CN;
Ronghua Bi, Zhongshan, CN;
Aiqian Peng, Zhongshan, CN;
Wenwei Huang, Zhongshan, CN;
Maosen Zeng, Zhongshan, CN;
Jianwei Jin, Zhongshan, CN;
Zhongshan Broad-Ocean Motor Co., Ltd., Zhongshan, CN;
Abstract
The invention teaches a brushless DC motor, comprising a brushless DC motor unit and a controller unit, wherein the brushless DC motor unit comprises a stator assembly, a permanent magnet rotor assembly magnetically coupled with the stator assembly, an enclosure supporting the installation of stator assembly and the permanent magnet rotator assembly, an end shield installed at the end of the enclosure, the rotating shaft of the permanent magnet rotor assembly projecting out of the end shield; the controller unit comprises an integrated power module, a microprocessor unit, a rotor position sensing circuit, a power source circuit, an I/O interface circuit, a current-sensing circuit, and a controller box; and the controller unit is electrically connected to the brushless DC motor unit. The brushless DC motor of the invention has an ideal control circuit with a plurality of control units serving to control the motor operation characteristics stored in the microprocessor unit so that the brushless DC motor is broadly universal and can be operated under a plurality of control modes.