ROLL-IN FIREPROOF SHEET SHUTTER WITH SHEET DOOR FOR REFUGE

摘要

PROBLEM TO BE SOLVED: To obtain a roll-in fireproof sheet shutter with a single sliding door for refuge, where an opening part is arranged in a part of the fireproof sheet of the roll-in fireproof sheet shutter and a sheet horizontal sliding door to be opened/closed in left and right is arranged. SOLUTION: The fireproof sheet shutter is constituted of several fireproof sheets, the opening part is disposed at a prescribed position in the lower part of the shutter, and a sheet shutter box having a shutter box opening part which communicates with the opening part is disposed. An inclining hanger rail is arranged at an upper end between the fireproof sheet and the sheet box. The sheet horizontal sliding door having a hanger roller in its upper part is hung from the hanger rail and also a sink-down weight piece is arranged at the lower end.