| 摘要 |
PROBLEM TO BE SOLVED: To improve turning operability. SOLUTION: A front wheel diff-lock device 15 is provided, capable of switching the state to the lock state where right and left driving traveling front wheels 5 are driven at constant speed by stopping the operation of a differential gear 14 interposed in a transmission system to right and left driving traveling front wheels 5 and the lock releasing state where the operation of the differential gear 14 is allowed. Moreover, a diff-lock interlocking means is provided, for switching the front wheel diff-lock device 15 into the locking state by interlocking with the steering operation in relation to the driving traveling front wheels 5.
|
