| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a seedling transplanter capable of stabilizing a posture of a machine body in a steep slope climbing stroke requiring machine body operation by a front end operation member while securing the function of adjusting a right and left supporting level by rolling arms of rear wheels. <P>SOLUTION: A seedling transplanter comprises a traveling vehicle body 2 containing front wheels 10 and right and left rear wheels 11, a transplantation part 4 vertically movable at the rear part of the traveling vehicle body, a front end operating member 6 at the front end of the machine body, and a rolling arm 18 for supporting the right and left rear wheels 11 so as to be vertically movable at the rear side from a machine body supporting point 18a, and contains rolling guides 71 each including a longitudinal guide groove 72 allowing the vertical movement of the rolling arm 18 and a lateral guide groove 73 keeping the supporting level thereof in the upper limit position, respectively, and a coupling member 63 movably pivoting the front end operating member 6 so as to be tiltable, to elastically urge both the rolling guides 71 at a tilting position and to hold the rolling arm 18 reaching the upper limit supporting level position in the lateral guide groove 73. <P>COPYRIGHT: (C)2012,JPO&INPIT |
