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:
Apr. 17, 2018
Filed:
Feb. 13, 2015
Applicants:
Mitsui High-tec, Inc., Kitakyushu-shi, Fukuoka, JP;
Toyota Jidosha Kabushiki Kaisha, Aichi-ken, JP;
Inventors:
Masahiro Izumi, Fukuoka, JE;
Shinya Sano, Toyota, JP;
Assignees:
MITSUI HIGH-TEC, INC., Fukuoka, JP;
TOYOTA JIDOSHA KABUSHIKI KAISHA, Aichi-Ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/27 (2006.01);
U.S. Cl.
CPC ...
H02K 1/2766 (2013.01); Y10T 29/49012 (2015.01);
Abstract
A stacked core includes a plurality of core pieces that are arranged in a stack. Each of the core pieces has a plurality of magnet insertion holes. A bridge is provided between a radially-outer end of each of the magnet insertion holes and an outer region of each of the core pieces, A radially-outer contour of the bridge is provided on a radially-inner side of a blanking-contour line of each of the core pieces.