| 摘要 |
PROBLEM TO BE SOLVED: To provide an expansible scaffolding board capable of sufficiently displaying the effect of non-slip. SOLUTION: The expansible scaffoling board is so constituted that it is formed of a pair of scaffolding board main bodies 2 and 3, the scaffolding board main bodies 2 and 3 have a plurality of scaffolding board members 4 and 5 arranged at a specific interval in the direction of the width of the scaffolding board and that the scaffolding board members 4 of one scaffolding board main body 2 are arranged between the scaffolding board members 5 of the other scaffolding board main body 3 in a state capable of making relative displacement in the longitudinal direction of the scaffolding board, and the non-slip members 9 are mounted to the scaffolding bard members 4 and 5 of the scaffolding board main bodies 2 and 3. |
