ROOF Russian patent published in 1994 - IPC

FIELD: construction. SUBSTANCE: roof includes not rigid base, water- proof film with folds in which fasteners are located, and protective layer of prefabricated plates arranged to form gaps between plate end faces and connected to load-carrying base of roof through fasteners. Fasteners with folds are located along and above plate gaps of protective layer and resting on plate edges. Each fold of film bends over adjacent edges of plate end faces. Film and plates are attached to nonrigid base and to each other by means of tension members passed through gaps of plate end other by means of tension members passed through gaps of plate end faces and connecting to carrying base of roof and fasteners. EFFECT: reduced specific consumption of materials, higher prefabricability of construction and repairability. 2 cl, 4 dwg