Title:
ROTOR CORE AND METHOD FOR MANUFACTURING ROTOR CORE
Document Type and Number:
WIPO Patent Application WO/2021/200407
Kind Code:
A1
Abstract:
This rotor core comprises a thermosetting resin material that is disposed inside a magnet accommodation part, fixes a permanent magnet in the magnet accommodation part, and has a linear expansion coefficient no greater than the linear expansion coefficient of an electromagnetic steel sheet.
Inventors:
FURUTA YASUNARI (JP)
SABURI TOSHIYUKI (JP)
TANIGAWA MASAHITO (JP)
FUNAOKA DAIKI (JP)
OYAMA TOMOHITO (JP)
OZAWA YUICHI (JP)
UEDA RYO (JP)
SAKURABA USAKU (JP)
SABURI TOSHIYUKI (JP)
TANIGAWA MASAHITO (JP)
FUNAOKA DAIKI (JP)
OYAMA TOMOHITO (JP)
OZAWA YUICHI (JP)
UEDA RYO (JP)
SAKURABA USAKU (JP)
Application Number:
PCT/JP2021/012064
Publication Date:
October 07, 2021
Filing Date:
March 23, 2021
Export Citation:
Assignee:
AISIN AW CO (JP)
AISIN SEIKI (JP)
TOYO BOSEKI (JP)
JAPAN U PICA CO LTD (JP)
AISIN SEIKI (JP)
TOYO BOSEKI (JP)
JAPAN U PICA CO LTD (JP)
International Classes:
H02K1/27; H02K15/03; H02K15/12
Foreign References:
| JP2016197995A | 2016-11-24 | |||
| JPH0946944A | 1997-02-14 | |||
| JP2010011626A | 2010-01-14 | |||
| JP2008219992A | 2008-09-18 | |||
| JP2003026820A | 2003-01-29 | |||
| JP2013219970A | 2013-10-24 | |||
| JP5971176B2 | 2016-08-17 | |||
| JP2018145280A | 2018-09-20 |
Other References:
See also references of EP 4092877A4
Attorney, Agent or Firm:
MIYAZONO, Hirokazu (JP)
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