| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a transmission for properly controlling the temperature of oil. <P>SOLUTION: An automatic transmission 10 includes a case body 25 provided with a drum 55 and storing the oil, and a heat exchange part 31 stored in the case body 25. The heat exchange part 31 cools the oil by exchanging heat with the oil. The heat exchange part 31 is arranged in a position higher than the oil level when the temperature of the oil is 50°C. <P>COPYRIGHT: (C)2010,JPO&INPIT |
