| 摘要 |
PROBLEM TO BE SOLVED: To provide a fire resistant sheet shutter which opens/closes an opening by reeling/unreeling a sheet reeled on a takeup shaft, wherein the fire resistant sheet unreeled from the shaft can be smoothly guided and lowered to a predetermined location (shutter core) of the opening. SOLUTION: The fire resistant sheet shutter comprises a smoother member 3 for lowering the fire resistant sheet 2 unreeled from the takeup shaft 1 to the predetermined location of the opening, and the smoother member 3 is formed of a stainless steel pipe 3a which is fixed and extended along an upper portion of a lintel member 4. COPYRIGHT: (C)2003,JPO
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