METAL FRAME OF BUILDING OR STRUCTURE FRAMING Russian patent published in 2023 - IPC E04B1/24 

FIELD: construction.

SUBSTANCE: invention is related to metal frames of building framing. The metal frame of the framing consists of columns and crossbars, consisting of a corrugated wall connected to two belts, each of which is made in cross section of a bent channel section. Curved belts of channel section are made with shelves in the following shapes: L-shaped, regular trapezoid, the large base of which is part of the channel wall, irregular trapezoid, the large base of which is part of the channel wall and the side of the trapezoid perpendicular to it which is closest to the corrugated wall. Bent channel belts of crossbars and columns are made with different forms of shelves, namely: the channel belt on the inside of the column is made in form of a regular trapezoid, and on the outside - L-shaped, and the channel belt on the lower side of the crossbar is made in in form of an irregular trapezoid, and on the upper side - L-shaped.

EFFECT: increase in the bearing capacity of the frame

1 cl, 5 dwg