Title:
LEFT-RIGHT WHEEL DRIVE DEVICE
Document Type and Number:
WIPO Patent Application WO/2020/179203
Kind Code:
A1
Abstract:
This left-right wheel drive device (10) is equipped with: two motors (1, 2) for driving left and right wheels; and a gear mechanism (3) for amplifying the torque difference between the motors (1, 2) and transmitting the amplified torque difference to each of the left and right wheels. In the left-right wheel drive device (10), the two motors (1, 2) are disposed separated from and facing each other, and the gear mechanism (3) is disposed under the two motors (1, 2). The left-right wheel drive device (10) is provided with: housing cases (1D, 2D, 15) for housing the motors (1, 2) and the gear mechanism (3); an oil inlet (17a) provided between the two motors (1, 2) and at the top of the housing case (15); a first path (4) for guiding the oil injected from the oil inlet (17a) to each of the motors (1, 2); and a second path (5) for dropping the oil injected from the oil inlet (17a) downward and guiding the oil to at least some of gears (21 to 24) positioned on a power transmission path from the motors (1, 2) to the left and right wheels.
Inventors:
TANIGUCHI NAOKI (JP)
Application Number:
PCT/JP2019/050665
Publication Date:
September 10, 2020
Filing Date:
December 24, 2019
Export Citation:
Assignee:
MITSUBISHI MOTORS CORP (JP)
International Classes:
B60L15/20; B60K1/02; B60L9/18; F16H1/22; F16H48/10; F16H48/36; F16H57/04; H02K7/116
Foreign References:
| JPH11240349A | 1999-09-07 | |||
| JP2018034713A | 2018-03-08 | |||
| JPH0165978U | 1989-04-27 | |||
| JP2017133564A | 2017-08-03 | |||
| JP2018054053A | 2018-04-05 |
Attorney, Agent or Firm:
SANADA, Tamotsu (JP)
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