| 摘要 |
<P>PROBLEM TO BE SOLVED: To constitute an adjusting mechanism capable of adjusting the reaping height, to be simple. <P>SOLUTION: A front wheel transmission case 16 with a front wheel 1 supported to the front end is supported to the front position of a traveling machine body so as to be swingable around a support axis Q. A switching operation part F provided for holding the swinging attitude of the front wheel transmission case 16 includes an engaging plate 82 formed with a plurality of engaging holes 82A; a locking member 84 engaged into the engaging hole 82A by the energizing force of a locking spring 85; and a lock release wire 86 operated in a direction to separate the locking member 84 from the engaging hole 82A. <P>COPYRIGHT: (C)2013,JPO&INPIT |
