| 摘要 |
PROBLEM TO BE SOLVED: To provide a simple ladder for an inclined wall used as scaffolding, which solves the problems that the conventional scaffolding for an inclined wall lacks in operation safety and in versatility for application to inclined walls of various angles.SOLUTION: A simple ladder 1 for an inclined wall includes: juxtaposed ladders; ladder joint members 2a, 2b which join and fix the ladders being placed parallel with an appropriate interval to each other, in at least upper and lower positions thereof; a ladder support member 4 joined to an upper end part of the juxtaposed ladders and engaged to a parapet on a roof of a building; and casters 7, 7a provided on the ladder joint members and the ladder support member so as to enable transverse movement along the inclined wall of the building.SELECTED DRAWING: Figure 1 |
