| 摘要 |
<P>PROBLEM TO BE SOLVED: To improve workability in the attaching and detaching of implements in a traveling working machine which is equipped with a traveling machine body 2, a lifting up and down mechanism 12 at the traveling machine body and a lifting up and down member 13 lifted up and down by the lifting up and down mechanism, and which attachably/detachably links various implements (a seedling-transplanting device) 3 to the lifting up and down member through a rolling shaft 18 and a hitch member 19 in a freely rolling state. <P>SOLUTION: A hitch device has the hitch member 19 mounted to the implements 3 through the rolling shaft so that the hitch member can roll, and an actuator 22 provided for controlling the rolling of the implements between the hitch member and the implements, while the hitch member is provided with a hitch shaft 27 having a right angle to the rolling shaft, and the lifting up and down member is provided with a hook body 28, and further the hook body being engaged with the hitch shaft is fastened with hitch bolts 29. <P>COPYRIGHT: (C)2012,JPO&INPIT |
