| 摘要 |
PROBLEM TO BE SOLVED: To simplify a structure of swing control and improve driving efficiency of a traveling crawler 2. SOLUTION: A combine is provided with the right-left traveling crawlers 2 and a steering operational tool 19. The traveling crawlers 2 are provided with a mission case 22 for conveying driving force of an engine 21. The mission case 22 of the combine is provided with a differential mechanism 33 having a planetary gear mechanism 35, and the right-left planetary gear mechanisms 35 are provided with right-left clutches 151, 152 for conveying a driving force. COPYRIGHT: (C)2004,JPO |
