STEEL-CONCRETE FLOOR Russian patent published in 1999 - IPC

FIELD: construction, in particular, floors of industrial and civil buildings, including deaerator sections of engine rooms of atomic power plants. SUBSTANCE: in steel- concrete multihollow floor incorporating a flat metal plate, thin-walled shaped plates, attached to the flat plate with the lower flanges, and a layer of concrete located on the shaped plates and forming concrete ribs alternating with cavities the flat plate is made with side flanges, the floor is furnished with anchorage stops, whose lower ends pass through the holes formed in the lower flanges and attached to the flat plate, and heads are made on the upper ends of the stops. The thin-walled shaped plates in the steel-concrete floor may form mutually orthogonal, non-closed in plan L-shaped corrugations or corrugations parallel to the floor shorter side. EFFECT: enhanced carrying capacity and reliability of the floor. 3 cl, 6 dwg