| 摘要 |
PROBLEM TO BE SOLVED: To provide an oscillation regulating mechanism of a crawler traveling unit in which accumulation of mud or the like in traveling on fields is small. SOLUTION: This oscillation regulating mechanism 41, wherein a driving sprocket 12 for driving and driven wheels 9 and 11 rotating freely are supported pivotally for regulating an oscillation range with the axis center of an axle 18 of a truck frame 8 of the crawler travelling unit 3 made of a crawler 14 wrapped around the driving sprocket 12 and the driven wheels 9 and 11, is provided with a regulating rod 42 set upward from the truck frame 8 and contact members 43 arranged opposing before and after the regulating rod 42. The lower part between the contact members 43 is opened by having them inclined in the truncated chevron shape, when seen from the side of the contact members 43. COPYRIGHT: (C)2004,JPO
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