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. 08, 2014
Filed:
Aug. 28, 2009
Applicants:
Xueqing Feng, Austin, TX (US);
Lijun Liu, Hangzhou, CN;
Inventors:
Xueqing Feng, Austin, TX (US);
Lijun Liu, Hangzhou, CN;
Assignee:
Teco-Westinghouse Motor Company, Round Rock, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 21/14 (2006.01); H02K 1/22 (2006.01); H02K 1/32 (2006.01);
U.S. Cl.
CPC ...
H02K 1/223 (2013.01); H02K 1/32 (2013.01);
Abstract
Permanent-magnet (PM) rotors, rotor components, and machines using PM rotors, where the PM rotors have internally coupled PM bulks and/or are configured to have a non-uniform air gap between the rotor and a stator.