Step ladder comprises first step having a front edge with a convex contour and a second step having a front edge with a concave contour

摘要

Step ladder (1) comprises first step (4) having a front edge (41) with a convex contour and a second step (5) having a front edge (51) with a concave contour. Preferred Features: The step ladder has further steps which are higher than the second step on the frame (2, 3). The front edges of the further steps have a concave contour. The front frame part (2) has a hoop protruding over a hinge (6).