| 摘要 |
PURPOSE:To reduce material cost and realize lowering of cost by constituting the first and second panel units combining two or more independent panel members. CONSTITUTION:The first panel unit 1 and the second panel unit 2 are constituted by combining two or more independent members, and a flexible connecting member 3 that connects the first and second panel members are held and fixed between panel members of the first and second panel units. The first and second panel units 1, 2 are constituted to have panel members for outer faces in themselves to use the connecting member 3 only at connection of the panel units.
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