Title:
DRIVE DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/127410
Kind Code:
A1
Abstract:
Provided is a drive device in which a fan is fixed to an axial end of a rotor. A housing that accommodates a shaft, the rotor, a stator, and the fan has a motor housing, an inner jacket, and a fluid passage. The motor housing has a motor cylinder part that is a cylindrical shape extending in the axial direction and that surrounds the rotor and the stator. The inner jacket extends in the axial direction and is positioned on the radially inner surface of the motor cylinder part. The fluid passage is surrounded by the motor cylinder part and the inner jacket. A fluid can flow through the fluid passage.
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Inventors:
TSUJIMOTO KENTO (JP)
ASO KEISUKE (JP)
OSUGA SHOHEI (JP)
WADA NAOHIRO (JP)
ASO KEISUKE (JP)
OSUGA SHOHEI (JP)
WADA NAOHIRO (JP)
Application Number:
PCT/JP2022/044707
Publication Date:
July 06, 2023
Filing Date:
December 05, 2022
Export Citation:
Assignee:
NIDEC CORP (JP)
International Classes:
H02K9/06; H02K5/173; H02K5/18; H02K5/20; H02K9/19; H02K9/22
Domestic Patent References:
| WO2021166298A1 | 2021-08-26 |
Foreign References:
| JP2011004487A | 2011-01-06 | |||
| JP2020167805A | 2020-10-08 | |||
| JP2006271081A | 2006-10-05 | |||
| JP2014166067A | 2014-09-08 |
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