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Stator Core Manufacturing Method And Stator Core

Abstract: In order to prevent unwanted burr formation on an insulating resin that is provided between a stator winding and a main core block body the present invention provides a stator core manufacturing method for manufacturing a stator core that is constructed by connecting into a circular shape multiple core blocks (11) each being constructed by laminating multiple core pieces (20) together in the axial direction wherein each core block (11) is equipped with a main core block body (12) that has a yoke section (13) and a magnetic pole tooth section (15) and an insulating resin layer (18) that is provided between a stator winding (25) and the main core block body (12) so as to cover a section that includes the surface of the magnetic pole tooth section (15) around which the stator winding (25) is wound. The stator core manufacturing method includes an injection molding step in which the insulating resin layer (18) is integrally formed with the main core block body (12) for each main core block body (12) by means of injection molding.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
03 June 2014
Publication Number
29/2015
Publication Type
INA
Invention Field
ELECTRICAL
Status
Email
patent@depenning.com
Parent Application

Applicants

MITSUBISHI ELECTRIC CORPORATION
7 3 Marunouchi 2 chome Chiyoda ku Tokyo 1008310

Inventors

1. HIROTA Yutaka
c/o Mitsubishi Electric Corporation 7 3 Marunouchi 2 chome Chiyoda ku Tokyo 1008310
2. WAKITA Satoshi
c/o Mitsubishi Electric Corporation 7 3 Marunouchi 2 chome Chiyoda ku Tokyo 1008310
3. BOKU Kazuhiko
c/o Mitsubishi Electric Corporation 7 3 Marunouchi 2 chome Chiyoda ku Tokyo 1008310
4. HASHIMOTO Akira
c/o Mitsubishi Electric Corporation 7 3 Marunouchi 2 chome Chiyoda ku Tokyo 1008310
5. UGAI Yoshikazu
c/o Mitsubishi Electric Corporation 7 3 Marunouchi 2 chome Chiyoda ku Tokyo 1008310

Specification

Documents

Application Documents

# Name Date
1 4129-CHENP-2014-AbandonedLetter.pdf 2018-09-18
1 OTHERS.pdf 2014-06-09
2 GENERAL POWER OF ATTORNEY.pdf 2014-06-09
2 4129-CHENP-2014-FER.pdf 2018-02-28
3 FORM-5.pdf 2014-06-09
3 4129-CHENP-2014 FORM-3 21-11-2014.pdf 2014-11-21
4 FORM-3.pdf 2014-06-09
4 4129-CHENP-2014 CORRESPONDENCE OTHERS 21-11-2014.pdf 2014-11-21
5 COMPLETE SPECIFICATION.pdf 2014-06-09
5 4129-CHENP-2014.pdf 2014-07-10
6 AMENDED PAGES.pdf 2014-06-27
6 4129-CHENP-2014 FORM-13 25-06-2014.pdf 2014-06-25
7 MARKED PAGES.pdf 2014-06-27
7 CORRESPONDENCE.pdf 2014-06-27
8 FORM-13.pdf 2014-06-27
9 MARKED PAGES.pdf 2014-06-27
9 CORRESPONDENCE.pdf 2014-06-27
10 4129-CHENP-2014 FORM-13 25-06-2014.pdf 2014-06-25
10 AMENDED PAGES.pdf 2014-06-27
11 COMPLETE SPECIFICATION.pdf 2014-06-09
11 4129-CHENP-2014.pdf 2014-07-10
12 FORM-3.pdf 2014-06-09
12 4129-CHENP-2014 CORRESPONDENCE OTHERS 21-11-2014.pdf 2014-11-21
13 FORM-5.pdf 2014-06-09
13 4129-CHENP-2014 FORM-3 21-11-2014.pdf 2014-11-21
14 GENERAL POWER OF ATTORNEY.pdf 2014-06-09
14 4129-CHENP-2014-FER.pdf 2018-02-28
15 OTHERS.pdf 2014-06-09
15 4129-CHENP-2014-AbandonedLetter.pdf 2018-09-18

Search Strategy

1 PatSeer_21-02-2018.pdf