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. 20, 2012
Filed:
Apr. 13, 2005
Applicants:
Tsuyoshi Shiga, Nagoya, JP;
Noboru Shibata, Konan, JP;
Inventors:
Tsuyoshi Shiga, Nagoya, JP;
Noboru Shibata, Konan, JP;
Assignees:
Toshiba Ha Products Co., Ltd., Osaka, JP;
Toshiba Consumer Marketing Corporation, Tokyo, JP;
Mitsui High-Tec Inc., Kitakyushu, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 1/27 (2006.01); H02K 15/00 (2006.01); H02K 15/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A rotor core of a rotating electrical machine formed by stacking a plurality of blanks blanked from a steel sheet, the blank having a yoke, a magnetic pole portion confronting the yoke, and a magnet insertion hole positioned between the yoke and the magnetic pole portion, the magnetic pole portion having a projection projecting circumferentially at two circumferential sides thereof.