METHOD OF CONNECTION OF THIN-WALLED ELEMENTS OF OPEN CROSS SECTION Russian patent published in 2015 - IPC E04B1/38 

FIELD: construction.

SUBSTANCE: method of fixation of a thin-walled element of open cross section includes arrangement of a longitudinal cut on the wall of the element end, bending of produced parts of the wall until contact with the main wall of the element, application of the end of the thin-walled element onto the connected part and installation of fastening elements within bent parts of the wall, besides, the longitudinal cut of the wall of the element is carried out at its middle, and the bend is performed towards different sides along the lines that connect the points lying at the end of the wall in one and three quarters of its height, and a point at the end of the cut.

EFFECT: reduced material intensity.

3 dwg