Stairs
First Claim
1. Stairs with a lining made of tread plates fastened in the tread area of the steps and riser plates arranged in the riser area which are held with a lower boundary section between the riser area of the steps and the respectively adjacent bottom tread plate and are overlapped in the upper boundary region by a downwardly projecting boundary nose of the respective upper tread plate, wherein the riser plates (5) engage with their bottom boundary section into an upwardly open holder profile (6) which is U-shaped in its cross section and is fastened with the leg (8) on the step side in the riser area (4) of the steps (1) overlaps the adjacent bottom tread plate (3) with a bent covering flange (10) of the other leg (9).
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Accused Products
Abstract
Stairs are described, comprising a lining made of tread plates (3) fastened in the tread area (2) of the steps (1) and riser plates (5) arranged in the riser area (4) which are held with a lower boundary section between the riser area (4) of the steps (1) and the respectively adjacent bottom tread plate (3) and are overlapped in the upper boundary region (14) by a downwardly projecting boundary nose (16) of the respective upper tread plate (3). In order to provide advantageous fastening conditions it is proposed that the riser plates (5) engage with their bottom boundary section into an upwardly open holder profile (6) which is U-shaped in its cross section and is fastened with the leg (8) on the step side in the riser area (4) of the steps (1) and overlaps the adjacent bottom tread plate (3) with a bent covering flange (10) of the other leg (9).
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Citations
7 Claims
- 1. Stairs with a lining made of tread plates fastened in the tread area of the steps and riser plates arranged in the riser area which are held with a lower boundary section between the riser area of the steps and the respectively adjacent bottom tread plate and are overlapped in the upper boundary region by a downwardly projecting boundary nose of the respective upper tread plate, wherein the riser plates (5) engage with their bottom boundary section into an upwardly open holder profile (6) which is U-shaped in its cross section and is fastened with the leg (8) on the step side in the riser area (4) of the steps (1) overlaps the adjacent bottom tread plate (3) with a bent covering flange (10) of the other leg (9).
Specification