| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a shift operation mechanism of an automatic transmission which reduces restriction on arrangement of a detent arm and a parking rod, and increases a degree of layout freedom of components in a case of the automatic transmission. <P>SOLUTION: The shift operation mechanism 1 of the automatic transmission arranged in the case 2 includes: the detent arm 14 which is elastically engaged with a detent plate 12; the parking rod 22 which is rotatably connected to the detent plate 12; the parking arm 26 which is driven by a cam body 23 arranged on a tip end part 22a of the parking rod 22; and a rod holder 30 which holds the tip end part 22a of the parking rod 22 including the cam body 23, and includes a fixing member 50 which is formed by integrally arranging a detent arm support part 56 for pivotally supporting the detent arm 14 on the case 2 and a fixing part 58 for fixing the rod holder 30 on the case 2. <P>COPYRIGHT: (C)2013,JPO&INPIT |
