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. 19, 2013
Filed:
Dec. 01, 2010
Applicants:
Shinji Sugimoto, Hitachi, JP;
Akiyoshi Komura, Hitachi, JP;
Koji Obata, Hitachi, JP;
Takashi Ishigami, Hitachinaka, JP;
Satoshi Kikuchi, Ibaraki, JP;
Inventors:
Shinji Sugimoto, Hitachi, JP;
Akiyoshi Komura, Hitachi, JP;
Koji Obata, Hitachi, JP;
Takashi Ishigami, Hitachinaka, JP;
Satoshi Kikuchi, Ibaraki, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 9/20 (2006.01); H02K 9/00 (2006.01); H02K 9/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A rotating electrical machine includes: a stator that includes a cylindrical stator core and a stator winding wire wound around the stator core; and a rotor disposed facing the stator via a gap; wherein at least one cooling medium path extending in a direction of a central axis of the stator core is provided in the stator; and the cooling medium path is inclined relative to the central axis of the stator core.