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:
May. 17, 2016
Filed:
Aug. 21, 2012
Jian Zhao, Shenzhen, CN;
Yue LI, Hong Kong, CN;
Mao Xiong Jiang, Shenzhen, CN;
Chui You Zhou, Hong Kong, CN;
Yong Wang, Shenzhen, CN;
Ya Ming Zhang, Shenzhen, CN;
Jian Zhao, Shenzhen, CN;
Yue Li, Hong Kong, CN;
Mao Xiong Jiang, Shenzhen, CN;
Chui You Zhou, Hong Kong, CN;
Yong Wang, Shenzhen, CN;
Ya Ming Zhang, Shenzhen, CN;
Johnson Electric S.A., Murten, CH;
Abstract
An electric motor has a wound stator and a permanent magnet rotor. The rotor includes a shaft, a hub fixed on the shaft, a plurality of rotor core segments and magnets fixed around the hub. The rotor core segment includes at least two rotor blocks inwardly extending from the innermost portion thereof. The hub includes a plurality of hub blocks equidistantly and outwardly extending from the outer surface thereof. The rotor blocks of each rotor core segment engage with at least one hub block to fix the rotor core segment to the hub. The number of rotor blocks is greater than the number of hub blocks.