| 摘要 |
<p>A transversal bar (2) with two short bars (4) extending from its lower side is joined with a sleeve (11, 12) to a handle stick (13, 14, 15) with a triangular holding area (16) at its upper end. A u-shaped carrying element (5) is joined to each of the vertical bars (4) serving as a suspension for two small wheels (6). The spikes (8) can either be bent and arranged around the wheels (6) in an L-shape or straight and positioned before or behind the wheels (6).</p> |
