Destal concatenated structure, and shape retention tool of reuse possible roof material

摘要

(57) Abstract Objective Superposing the destal of the crosswise mutually, Inlaying it sticks, it is denseIn the roof material of the structure which is concatenated with, concatenaion of the roof materialThe time, and it is laid out in the lower part in its removal time,The fact that the part of the lower pile section of the ru roof material becomes deformed is prevented denselyWith is. Constitution Roof material A and A which are concatenated mutually '' lower pile section 2The mediating/helping equipment it can point to shape retention tool 22 with a and upper pile section 3a.