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From this substrate gradation being able to point to the auxiliary board which formed with another body or one body
From this substrate gradation being able to point to the auxiliary board which formed with another body or one body
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机译：从该基板层次可以指向由另一主体或一个主体形成的辅助板。
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摘要
PROBLEM TO BE SOLVED: To provide a center metallic roofing material for conical roof with a simple structure capable of adjusting the angle of a metallic roofing material to be transversely laid on the lateral sides of the center metallic roofing material according to the state of a working site, and preventing the intrusion of rainwater from the connection part thereof.;SOLUTION: This center metallic roofing material A comprises a rectangular base plate 15 an auxiliary plate 2 molded separately therefrom or integrally thereto, which is integrally continued to both side edges of the base plate 1 with a gradation, a seam receiving piece 6 turned to the surface side and provided on each side end of the auxiliary plate 2, an upper seam part 3 formed by bending the upper ends of the base plate 1 and auxiliary plate 2 to the surface side, and a lower seam part 4 formed by bending the lower ends of the base plate 1 and auxiliary plate 2 to the reverse side. An inclined edge part 7 inclined from the upper seam part 3 to the lower seam part 4 is formed on each inside edge of the seam receiving piece 6.;COPYRIGHT: (C)2002,JPO
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