Title:
DRIVE DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/042796
Kind Code:
A1
Abstract:
A drive device according to an embodiment of the present invention comprises: a motor having a rotor that is rotatable about a motor axis and a stator that surrounds the rotor from the radially outer side; and a housing having a cylindrical circumferential wall that surrounds the motor from the radially outer side and a cover that covers an opening on one axial side of the circumferential wall. The rotor has a cylindrical motor shaft that has a hollow part. The housing has a storage part that can store a fluid, a first flow channel that extends from the storage part to the cover, a second flow channel that is provided to the cover and is connected to the first flow channel, third and fourth flow channels that are connected to the second flow channel and that can supply the fluid to the stator, and a fifth flow channel that is connected to the second flow channel and that can supply the fluid to the hollow part.
Inventors:
MATSUZAKI RYOSUKE (JP)
SATODA TAISHI (JP)
KUROYANAGI HITOSHI (JP)
ISHIKAWA YUKI (JP)
KUMAGAI HIRONOBU (JP)
MURAKAMI JUN (JP)
SATODA TAISHI (JP)
KUROYANAGI HITOSHI (JP)
ISHIKAWA YUKI (JP)
KUMAGAI HIRONOBU (JP)
MURAKAMI JUN (JP)
Application Number:
PCT/JP2023/019368
Publication Date:
February 29, 2024
Filing Date:
May 24, 2023
Export Citation:
Assignee:
NIDEC CORP (JP)
International Classes:
H02K9/19; B60K1/04; F16H57/04; H02K7/116
Foreign References:
| JP2022103966A | 2022-07-08 | |||
| JP2022081385A | 2022-05-31 | |||
| JP2022100990A | 2022-07-06 |
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