| 摘要 |
<p>The trolley has a chassis frame (4) with frame parts (7) and a rod (14) connecting the parts, where a positioning device (16) is arranged in a back area (6) of the frame. A platform (18) is supported by the frame. The platform is supported around a horizontal axis (20). Each frame part is bent downward in a front area (5) of the frame so that a curve (8) is formed in each part. The rod is arranged between two front guide rollers and the curves, where the wheel diameter of guide rollers (2) is larger than the wheel diameter of back drive rollers (3).</p> |
