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. 03, 2020
Filed:
Apr. 28, 2017
Applicant:
Mitsui High-tec, Inc., Fukuoka, JP;
Inventor:
Yusuke Hasuo, Fukuoka, JP;
Assignee:
MITSUI HIGH-TEC, INC., Fukuoka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/06 (2006.01); H02K 15/02 (2006.01); H02K 1/18 (2006.01); H02K 1/14 (2006.01); H02K 1/24 (2006.01);
U.S. Cl.
CPC ...
H02K 15/022 (2013.01); H02K 1/146 (2013.01); H02K 1/18 (2013.01); H02K 1/24 (2013.01); H02K 15/02 (2013.01); H02K 2201/09 (2013.01);
Abstract
In a laminated iron core formed by laminating a plurality of iron core pieces, at least one of an inner circumferential portion or an outer circumferential portion of the iron core piece is provided with a connection recess part which is connected with a connection part of a caulking piece detachable in a radial direction from the connection recess part, an outer circumferential edge of the connection part has the same shape as an inner circumferential edge of the connection recess part, and a bottom portion of the connection recess part is not configured by a single straight line.