| 摘要 |
PROBLEM TO BE SOLVED: To liftably open/close an individually expanding shutter body of a vertically hung shutter with its extended in an opening face and to resolve suspending warpage of horizontal muntins in its extended state. SOLUTION: An erecting/laying link 20 restricting an individual expansion link 3 in an extended state and suspendingly supporting the horizontal muntins 2 in the intermediate position in the longitudinal direction is interposed in the intermediate portion in the width direction of a shutter body 1 having the individual expansion link 3 interposed between the horizontal muntins 2. The erecting/ laying link 20 is forcedly erected/laid in the width direction by an erecting/ flaying guide 25 installed in the opening upper part so as to perform the restriction/release by the erecting/laying link 20. The shutter body 1 is thus expanded/contracted in the opening face upper part.
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