| 摘要 |
<p>The load handling trolley has a frame with wheels at its base and hand grips at the top. It has two beams connected by a cross linkage. The cross-linkage has a rack rod connecting two diagonal links, being mounted on one and engaging a stop on the other. The cut-outs in the rod allow a choice of positions. The rack rod can be curved and carried on a tube fixed on one of the cross-links.</p> |
