| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a cooling structure of an oil within a motor capable of cooling the oil stored within the motor without increasing cost.SOLUTION: The cooling structure includes: a motor casing 1 for storing a cooling oil therein; a drive shaft 5 disposed at a rear side of the motor casing 1 in a direction of vehicle travel; and a plurality of vanes 6 disposed in parallel with the motor casing 1 in the direction of vehicle travel and mounted on the drive shaft 5. The drive shaft 5 is positioned in such a manner that, at a time point when the vanes 6 reach a bottom, lower ends of the vanes 6 are lower than a lower end of the motor casing 1, and a central axis of the drive shaft 5 is positioned higher than the lower end of the motor casing 1.</p> |
