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:
Aug. 13, 2013
Filed:
Sep. 30, 2008
Applicants:
Stephen Mark Husband, Oakwood, GB;
David James Powell, Carterknowle, GB;
Zi-qiang Zhu, Sheffield, GB;
Geraint Wyn Jewell, Owlthorpe, GB;
Arwyn Thomas, Sheffield, GB;
Inventors:
Stephen Mark Husband, Oakwood, GB;
David James Powell, Carterknowle, GB;
Zi-Qiang Zhu, Sheffield, GB;
Geraint Wyn Jewell, Owlthorpe, GB;
Arwyn Thomas, Sheffield, GB;
Assignee:
Rolls-Royce PLC, , GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 21/14 (2006.01); H02K 21/16 (2006.01); H02K 21/18 (2006.01); H02K 21/20 (2006.01); H02K 1/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A flux-switching machine stator comprising two or more C-cores, each C-core having two legs and a back portion joining the legs, and a permanent magnet arranged between legs of adjacent C-cores. Each leg has a main portion and a tip portion further from the back portion characterized in that the tip portion of each leg is angled relative to the main portion of the respective leg.