| 摘要 |
PCT No. PCT/GB88/00111 Sec. 371 Date Nov. 2, 1988 Sec. 102(e) Date Nov. 2, 1988 PCT Filed Feb. 19, 1988 PCT Pub. No. WO88/06108 PCT Pub. Date Aug. 25, 1988.A lift platform for location at the rear of a road vehicle comprising a horizontally extending platform member moveable vertically between at least one vehicle floor level and substantially ground level. Two fluid actuated rams are located vertically, one on each interior side wall adjacent the rear wall of the vehicle. The pistons rods of the rams extend in opposite directions from their respective cylinders. Fluid pressure is connected to be fed via one ram to the other to ensure equal movement of both pistons in the same vertical direction. The rams are connected by wire ropes or chains via pulleys to the platform member, and a fluid equalizing arrangement is connected between the rams for adjusting the horizontal level of the platform members.
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