Is used for the Hari rack manner and this manner of the safe network for job in the steel-frame structure the network installation bar

摘要

PROBLEM TO BE SOLVED: To provide a method for easily and speedily executing safety net spreading work by using scaffold board installation frames to provide hooking metal fixtures. ;SOLUTION: A working safety net 3 is spread in a space section surrounded by forward, backward and sideways beam materials 1a-1d in a framed structure K. Approximately upward U-shaped scaffold board installation frames 4 hung on the beam materials 1a-1d at longitudinal specific intervals are used, and net mounting levers 12 extended in parallel with the beam materials 1a-1d and equipped with net hooking metal fixtures at longitudinal specific intervals are built between horizontal frame sections of scaffold board installation frames 4. Required parts of the working safety net 3 are hooked on the net hooking metal fixtures of the net mounting levers 12 to spread the net 3.;COPYRIGHT: (C)1998,JPO