| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an assembly type work wagon which does not use a screw, volt, or nut at all.SOLUTION: Posts of side panels 4 and 5 are inserted to a truck 2 and erected, and side frames of the right and left side panels are connected by a cross frame 8. The cross frame engages by utilizing slits so as to prevent a space between the right and left side panels from spreading. In the cross frame, a swing prevention plate in contact with the inner faces of the posts located on the rear end side of the truck is erected. The right and left side panels are prevented from swinging in an action direction by the swing prevention plate. Moreover, the rear end face of the cross frame is in contact with the front side faces of the posts on the rear end side. Thus, the side panels on both sides are prevented from swinging in longitudinal and lateral directions by the cross frame.</p> |
