| 摘要 |
PROBLEM TO BE SOLVED: To enable to attach a building board simply and quickly and to improve the attaching strength more intensely. SOLUTION: An external enclosure comprises a building board A and a bracket metal B. The building board A has upstanding sections 2, 2 formed in the width direction on both sides of the main board 1, a connection section 3 formed in the upper end of the upstanding section 2, and bending sections to be fitted 4, 4 in the width direction on both sides of the main board 1. The bracket metal B has two fitting projection sections 11, 11 which fit with the both bending sections to be fitted 4, 4. The main board 1 is arranged on the both projection sections to be fitted 11, 11 of the bracket metal B, and both bending sections to be fitted 4, 4 are fitted with both projection sections to be fitted 11, 11. The adjacent building boards A, A are connected together by means of the connection sections 3, 3. COPYRIGHT: (C)2004,JPO
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