STEEL FRAME STRUCTURE WITH USAGE OF U-SHAPED COMPOSITE BEAM Russian patent published in 2015 - IPC E04B1/24 

FIELD: construction.

SUBSTANCE: steel frame includes columns with brackets, main beams of U-shaped cross section, equipped with connection elements, end parts of which protrude from both ends of the beam for connection with brackets, spacers installed with an interval along the entire length of the upper surface of the beam, and connectors attached to the beam in areas of connection of auxiliary beams. Shapes of cross section of auxiliary and main beams are identical. The frame includes an add-on element comprising an upper plate placed above upper sections of the upper shelf of the main beam and the upper shelf of the bracket, sides protruding perpendicularly down from both edges of the upper plate, and a lower plank protruding along the horizontal line outside along the edge from sides at height in parallel to support shelves of the main beam. The main beam and auxiliary beams are filled with concrete.

EFFECT: simplified frame assembly.

7 cl, 8 dwg