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Title:
ROTATING ELECTRIC MACHINE
Document Type and Number:
WIPO Patent Application WO/2024/004294
Kind Code:
A1
Abstract:
This rotating electric machine comprises a rotor, an annular stator that faces the rotor with a predetermined separation distance interposed therebetween, and a housing to which the stator is held. The housing comprises: an interior wall that holds the inner surface of the housing in the radial direction; an exterior wall that faces the interior wall in the radial direction; and a connection portion that connects the interior wall and the exterior wall to each other. The interior wall, the exterior wall, and the connection portion form a refrigerant flow path through which a refrigerant can flow. The interior wall has an air gap between the stator and a surface which faces the stator and at least a part of which is overlapped with the connection portion in the radial direction.

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Inventors:
MITSUHASHI NAOYA (JP)
SAITO YASUYUKI (JP)
Application Number:
PCT/JP2023/011500
Publication Date:
January 04, 2024
Filing Date:
March 23, 2023
Export Citation:
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Assignee:
HITACHI ASTEMO LTD (JP)
International Classes:
H02K5/24
Foreign References:
JPH09219954A1997-08-19
JP2008253025A2008-10-16
JP2014017980A2014-01-30
JP2015204667A2015-11-16
JPH08182276A1996-07-12
Attorney, Agent or Firm:
SUNNEXT INTERNATIONAL PATENT OFFICE (JP)
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