| 摘要 |
PROBLEM TO BE SOLVED: To change the vehicle speed without changing a turning radius, and to enhance the running speed change and steering function of a running crawler. SOLUTION: This crawler work vehicle is provided with a speed change member 25 for driving left and right running crawlers 2 at one and the same speed in one end the same direction and a steering member 28 for driving the left and right running crawlers 2 at one and the same speed in opposite directions. The crawler work vehicle has such characteristics that the degree of steering of the steering member 28 is automatically changed in accordance with a change in the degree of speed change of the speed change member 25.
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