COMPOSITE FLOOR CONSTRUCTION Russian patent published in 2023 - IPC E04B5/40 

FIELD: construction.

SUBSTANCE: invention relates to the steel-reinforced concrete floor of the building. The steel beams are made of a composite welded I-section of thin sheet steel and consist of a wall in the form of a longitudinally corrugated sheet (4), a lower chord in the form of a bent channel (5), an upper chord (6) in the form of a C-shaped profile with trapezoidal perforations of the shelves in the upper part, which includes corrugated board (3), which has a corrugation (8) on the walls (9) in the form of pimples inside the reinforced concrete flooring (2). The corrugated board (3) is attached to the upper chord (6) of steel beams with self-tapping screws (10), and the space of the upper chord of the C-shaped profile is filled with monolithic concrete with armoured concrete floor.

EFFECT: reduced material consumption of the floor.

3 cl, 4 dwg