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:
Nov. 17, 2009
Filed:
Sep. 30, 2005
Applicants:
Mamoruo Kimura, Hitachi, JP;
Kazumasa Ide, Hitachiota, JP;
Motonobu Iizuka, Hitachi, JP;
Shuji Mizutani, Hitachinaka, JP;
Tetsuo Fujigaki, Hitachi, JP;
Kengo Iwashige, Hitachi, JP;
Hisato Tagawa, Mito, JP;
Yusaku Maruno, Naka, JP;
Inventors:
Mamoruo Kimura, Hitachi, JP;
Kazumasa Ide, Hitachiota, JP;
Motonobu Iizuka, Hitachi, JP;
Shuji Mizutani, Hitachinaka, JP;
Tetsuo Fujigaki, Hitachi, JP;
Kengo Iwashige, Hitachi, JP;
Hisato Tagawa, Mito, JP;
Yusaku Maruno, Naka, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/27 (2006.01); H02K 1/30 (2006.01); H02K 9/06 (2006.01); F03D 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A permanent magnet type electric rotating machine comprises a stator having a distributed winding and a permanent magnet rotor, wherein the permanent magnet rotor is provided with a wind passage in an axial direction thereof.