| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide easy and safe overlapping work by automatically engaging hook only by lifting a floor plate. <P>SOLUTION: This hand cart comprises a chassis frame 2 having a side frame 3 and a floor plate 1 disposed liftably onto the chassis frame. The hook 14 is rotatably supported by a spindle 15 in a storing hole 13 opened in the floor plate, and setting is performed so as to move the center G of gravity of the hook to the front side of the spindle on the way of lifting of the floor plate. Thus, when the floor plate is lifted, the hook projects from the storing hole and automatically engages with the side frame. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
