Title:
METHOD FOR MANUFACTURING STATOR FOR ROTARY ELECTRIC MACHINE
Document Type and Number:
WIPO Patent Application WO/2023/176956
Kind Code:
A1
Abstract:
Disclosed is a method for manufacturing a stator for a rotary electric machine, the method comprising: a fitting step for fitting a plurality of coil pieces for forming a stator coil to a stator core to form a workpiece; a joining step for joining, after the fitting step, the leading ends of one coil piece and another coil piece on one axial end side of the workpiece; an impregnation step for impregnating several times, after the joining step, an impregnation target portion of the stator coil including a joined part of the leading ends with a liquid resin material; and a heating step for heating, after the impregnation step, the workpiece so as to cure the liquid resin material in the entire workpiece.
Inventors:
ITO MADOKA (JP)
MATSUMOTO AKIRA (JP)
ONO HIROYUKI (JP)
SHIMIZU TOMOHITO (JP)
MATSUMOTO AKIRA (JP)
ONO HIROYUKI (JP)
SHIMIZU TOMOHITO (JP)
Application Number:
PCT/JP2023/010564
Publication Date:
September 21, 2023
Filing Date:
March 17, 2023
Export Citation:
Assignee:
AISIN CORP (JP)
International Classes:
H02K15/12; H02K15/04; H02K15/085
Domestic Patent References:
| WO2020067353A1 | 2020-04-02 |
Foreign References:
| JP2014226013A | 2014-12-04 | |||
| JPH09182392A | 1997-07-11 | |||
| JP2016131416A | 2016-07-21 |
Attorney, Agent or Firm:
SAKAMOTO & PARTNERS (JP)
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