| 摘要 |
<p>The platform is assembled of an upper (1) and a lower panel (2) made of sheet metal and can be rotated around a horizontal axis into a vertical position when not in use. The upper panel (1) is provided with two s-shaped extensions (5) at the rear suitable for being inserted into slots (4) located at the rear of the lower panel. Elastic elements (6,7) attached to the top of the lower panel (2) create an additional shock absorbing effect.</p> |
