Title:
POWER TRANSMISSION DEVICE AND METHOD FOR MANUFACTURING POWER TRANSMISSION DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/250694
Kind Code:
A1
Abstract:
[Problem] To efficiently supply lubricating oil. [Solution] A power transmission device 1 has a motor 2, a reduction mechanism 3 (first planetary reduction gear 4, second planetary reduction gear 5) and differential 6 connected to the downstream side of the motor 2, and a drive shaft 8B passing through the inner periphery of the motor 2. The power transmission device 1 has, an oil delivery mechanism that delivers lubricating oil OL from the motor 2 side toward the reduction mechanism 3 and differential 6 side between the outer periphery of the drive shaft 8B and the inner periphery of the motor 2.
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Inventors:
IWASAKI YUICHI (JP)
UEHARA HIROKI (JP)
UEHARA HIROKI (JP)
Application Number:
PCT/JP2020/021045
Publication Date:
December 17, 2020
Filing Date:
May 28, 2020
Export Citation:
Assignee:
JATCO LTD (JP)
International Classes:
F16H57/04
Domestic Patent References:
| WO2014097345A1 | 2014-06-26 |
Foreign References:
| JP2008057758A | 2008-03-13 | |||
| JPH0681929A | 1994-03-22 | |||
| JP2014009744A | 2014-01-20 | |||
| US20180076687A1 | 2018-03-15 |
Attorney, Agent or Firm:
TAKEHARA Naohiko et al. (JP)
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