| 摘要 |
PROBLEM TO BE SOLVED: To provide a planetary gear provided with a reverse part and a change-over part between upside and underside gear groups. SOLUTION: The planetary gear 1 is provided with lock devices 9.1, 9.2 and lock devices 6.1, 6.2. A carrier 5 can be connected with the driven part 7 via the lock device 6.1 and a ring gear 8 can be connected with the driven part 7 via the lock device 9.1 in order to rotate a driven part 7 in the rotating direction of a driving part 2 in the upside gear group. The carrier 5 can be connected with the driven part 7 via the lock device 6.2, and the ring gear 8 can be connected with a casing 10 via the lock device 9.2 in order to rotate the driven part 7 in the rotating direction of the driving part 2 in the downside gear group. COPYRIGHT: (C)2008,JPO&INPIT
|
