Title:
CASE, ROTARY ELECTRIC MACHINE, AND DRIVE DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/163020
Kind Code:
A1
Abstract:
The present invention is a case in which a rib group is provided on the surface. The rib group has a plurality of unit ribs connected to each other, where each of the plurality of unit ribs has a first unit rib and a second unit rib. The first unit rib has a first rib, a second rib, and a third rib, and one end of the first rib, one end of the second rib, and one end of the third rib are connected to each other. The second unit rib has a fourth rib, a fifth rib, and a sixth rib, and one end of the fourth rib, one end of the fifth rib, and one end of the sixth rib are connected to each other. In the unit ribs, the angle formed by the ribs connected to each other is less than 180°, the other end of the first rib and the other end of the fifth rib are connected to each other, the other end of the second rib and the other end of the fourth rib are connected to each other, and the sixth rib is positioned on an extension line that is an extension of the third rib in the direction in which the third rib extends.
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Inventors:
CHEN YU-CHENG (TW)
Application Number:
PCT/JP2023/006398
Publication Date:
August 31, 2023
Filing Date:
February 22, 2023
Export Citation:
Assignee:
NIDEC CORP (JP)
International Classes:
H02K5/04
Domestic Patent References:
| WO2021161566A1 | 2021-08-19 |
Foreign References:
| JP2017070120A | 2017-04-06 |
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