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.

Date of Patent:
May. 14, 2019

Filed:

Apr. 21, 2017
Applicant:

Mitsui High-tec, Inc., Kitakyushu-shi, Fukuoka, JP;

Inventors:

Go Kato, Fukuoka, JP;

Takashi Fukumoto, Fukuoka, JP;

Kazuki Namaike, Fukuoka, JP;

Syoichi Ono, Fukuoka, JP;

Assignee:

MITSUI HIGH-TEC, INC., Fukuoka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 11/24 (2006.01); H02K 15/03 (2006.01); H02K 1/27 (2006.01); G01B 11/30 (2006.01); G01N 21/954 (2006.01);
U.S. Cl.
CPC ...
G01B 11/24 (2013.01); H02K 1/2706 (2013.01); H02K 15/03 (2013.01); G01B 11/30 (2013.01); G01N 21/954 (2013.01);
Abstract

There is provided a method for measuring a laminated iron core. The method includes preparing a laminated iron core in which two or more kinds of metal plates with different shapes are laminated and a deformed part is formed inside a hole continuing in a lamination direction of the laminated iron core, acquiring a surface profile data indicating a surface shape of the deformed part through an inlet of the hole by a non-contact sensor located in an outside of the hole, and calculating a size of the deformed part by a calculator based on the surface profile data.


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