| 摘要 |
<P>PROBLEM TO BE SOLVED: To solve problems wherein the following property of a second intertilling disk in the rear of a parallel link part even if unevenness is present in a field and wherein the accuracy in gathering soil to crops is instable because the front of a conventional weeding machine is connected by parallel links. <P>SOLUTION: In the working vehicle, the weeding machine 9 including a gauze wheel 12, a first intertilling disk 13, a chisel 14 and the second intertilling disk 15 disposed in this order from the front side in the direction of advancement is mounted movably in the vertical direction to follow the unevenness on the surface of the field relative to a working-side main frame 10 mounted in the rear of a body side in such a way as adjustable by lifting upward/downward. A parallel link mechanism 22 for connecting and supporting the vicinity of the center of gravity position G of the weeding machine 9 in a hanging state is interposed between the working-side main frame 10 and the weeding machine 9. <P>COPYRIGHT: (C)2012,JPO&INPIT |
