| 摘要 |
PROBLEM TO BE SOLVED: To provide a crawler travel device for a working vehicle allowing a crawler belt to be easily replaced at a low cost and miniaturizable in respect of driving structure. SOLUTION: This crawler type travel device for the working vehicle is provided with a pair of track frames 12a, 12b arranged in the longitudinal direction of a vehicle body, and crawler driving wheels 17a, 17b. A front crawler belt 11a is wound around grounding rolling wheels 16 supported by the front track frame 12a, a crawler tension wheel 15 and the front side crawler driving wheel 17a. A rear crawler belt 11b is wound around grounding rolling wheels 16 supported by the rear track frame 12b, a crawler tension wheel 15 and the rear side crawler driving wheel 17b. The front crawler belt 11a is wound around the crawler driving wheel 17a on the rear side, and the rear crawler belt 11b is wound around the crawler driving wheel 17b on the front side.
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