Straight stairway, in particular with straight strings and open risers, kit for mounting this stairway and method of mounting it

摘要

The frame for a stairway has side rails (2) supporting steps (6) mounted at an angle equal to that of the stairway. Each ste can be rotated around a pivot axis on the step perpendicular to the rail and engaging in a hole (5) in the rail. The pivot axis and position lock are formed integrally on a bracket (7).