Square shape of the cement-based plate-like building materials, method of manufacturing cement-based plate-shaped building of rectangular shape, assembly of cement-based plate-shaped building of rectangular shape

摘要

PROBLEM TO BE SOLVED: To provide a cement building material molded by a dehydration press in dehydrating press molding which is characterized in that the gap of a joint part where an underlap part and an overlap part are joined together is reduced, and a method for manufacturing the building material and a joint structure.;SOLUTION: An oblique face with a specified sharp angle is formed in the same direction as oblique faces 4a and 4b to the oblique faces 4a and 4b extending from underlap parts 2a and 2b formed, in a freely joining manner, on the overlap parts 3a and 3b to the surface la of a panel base 4, at the lower end face 3al and the left end face 3bl as side end parts of the overlap parts 3a and 3b of a panel l.;COPYRIGHT: (C)2004,JPO