| 摘要 |
A stair-way step arrangement has stepping plates (2) fixed in the stepping region (1) and risers (4) on the vertical part of the step. The risers (4) are joined on the front face (6) of the stepping plates (2) via a slotted-spring joint. The slot (7) of the slotted-spring joint is provided in the junction at a rebated web (5) mounted on the stepping region in the front face (6) of the stepping plates (2 |
