Title:
ROTOR, ROTARY ELECTRIC MACHINE, AND DRIVING DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/053173
Kind Code:
A1
Abstract:
The present invention provides a rotor that is rotatable around a central axis and that includes a rotor core including a plurality of magnet holes and a channel through which a coolant flows, and a plurality of magnets accommodated in the respective plurality of magnet holes. The plurality of magnet holes and the channel each extend in an axial direction. The plurality of magnets include a first magnet and a second magnet. The plurality of magnet holes include a first magnet hole accommodating the first magnet and a second magnet hole accommodating the second magnet. The first magnet is disposed further on an outer side than the second magnet in a radial direction. The channel is a hole located between the first magnet and the second magnet in the radial direction and extending in a direction intersecting the radial direction.
Inventors:
MATSUDA KAZUTOSHI (JP)
KIMURA YUTA (JP)
YAMASAKI IPPEI (JP)
KIMURA YUTA (JP)
YAMASAKI IPPEI (JP)
Application Number:
PCT/JP2023/019660
Publication Date:
March 14, 2024
Filing Date:
May 26, 2023
Export Citation:
Assignee:
NIDEC CORP (JP)
International Classes:
H02K1/276; H02K1/32; H02K7/116; H02K9/19
Foreign References:
| JP2020078200A | 2020-05-21 | |||
| JP2021164174A | 2021-10-11 |
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