| 摘要 |
PROBLEM TO BE SOLVED: To provide a scaffold board 1 to be installed on a slate roof capable of preventing a slate from receiving a worker's force partially during its use to prevent the slate from being broken, preventing the scaffold board 1 from coming off the slate roof due to strong wind, and preventing the worker from slipping on the slate roof during its use. SOLUTION: This scaffold board 1 is provided with a plate-like scaffold forming member 10 for forming a scaffold for worker and a fixing member 11 for fixing the scaffold forming member 10 on the slate roof A. The scaffold forming member 10 is provided with a corrugated face part 23a extending by corresponding to corrugated shapes of slates S and a clearance W for exposing a bolt C and a nut D for attaching the slate A to aggregates of the roof. The fixing member 11 is engaged and disengaged with/from the bolt C and the nut D positioned in the clearance W. COPYRIGHT: (C)2009,JPO&INPIT
|
