Title:
MOTOR CORE MANUFACTURING METHOD, POWER GENERATOR MANUFACTURING METHOD, MOTOR CORE, AND POWER GENERATOR
Document Type and Number:
WIPO Patent Application WO/2023/157703
Kind Code:
A1
Abstract:
This motor core manufacturing method includes: a step for preparing a plurality of electromagnetic steel sheets; a step for peening the entire surface of a first main surface and/or a second main surface of an electromagnetic steel sheet selected from among the plurality of electromagnetic steel sheets; and a step for forming a laminate by using the plurality of electromagnetic steel sheets including the peened electromagnetic steel sheet.
Inventors:
SAITO YUTA (JP)
KOBAYASHI YUJI (JP)
KOBAYASHI YUJI (JP)
Application Number:
PCT/JP2023/003871
Publication Date:
August 24, 2023
Filing Date:
February 06, 2023
Export Citation:
Assignee:
SINTOKOGIO LTD (JP)
International Classes:
H02K15/02; H01F41/02; H02K1/02; H02K1/18; H02K1/22
Foreign References:
| JP2005226118A | 2005-08-25 | |||
| JP2016086555A | 2016-05-19 | |||
| JPH08125336A | 1996-05-17 | |||
| JPS6184326A | 1986-04-28 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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