| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an oil cooler with smooth attachment and detachment with respect to an automatic transmission in a small space without using a bolt, capable of carrying out enlargement of a degree of freedom in design of a peripheral layout, improvement of reliability and durability of a seal part, reduction of the numbers of components and materials, and improvement of cooling performance. <P>SOLUTION: In an outer circumference inner side of a core part 1 and adjacent to O-rings 3f, 3g, keyhole parts 30-32 and key parts 21-23 are formed on an abutting surface 3c of a lower casing 3 and an abutting surface 20c of the automatic transmission 20 so as to detachably engage the two. <P>COPYRIGHT: (C)2008,JPO&INPIT |
