| 摘要 |
PROBLEM TO BE SOLVED: To solve a problem that, in a prior art, working efficiency is lowered due to the deterioration of working accuracy caused by a slip of a grounding wheel because of a soil face which is uneven in hardness and large in inclination, and the tangling of grass to a power transmission part such as the grounding wheel, a chain case or the like, in a working machine having a working device which applies prescribed work to a farm field while progressing by being attached to a traveling vehicle, a power takeout device which takes out a drive force of the working machine by the rolling of the grounding wheel, and a support wheel which supports the working machine and the power takeout device at a prescribed height.SOLUTION: A support wheel 28 and a grounding wheel 11 are sequentially arranged in a row from the vicinity of tires 66 immediately rearward in the progressing direction of the tires 66 being traveling wheels of a tractor 1, and a rolling face 69 of the grounding wheel 11 is formed on a second soil packing face 68 being a common soil packing face which is formed of the tires 66 and the support wheel 28. |
