| 摘要 |
A rear wheel drive device (1) is provided with: first and second electric motors (2A, 2B); rear wheels (Wr) driven by the first and second electric motors (2A, 2B) to propel a vehicle (3); a wet multiplate hydraulic brake (60) provided in a power transmission path between the first and second electric motors (2A, 2B) and the rear wheels (Wr), the hydraulic brake (60) blocking or connecting the power transmission path by releasing or engaging; and a control device (8) for controlling the releasing and engaging of the hydraulic brake (60). The control device (8) functions as a timing means for acquiring a continuous engagement time, which is the elapsed time from the start of the most recent engagement of the hydraulic brake (60). |
