| 摘要 |
FIELD: construction.SUBSTANCE: invention relates to construction, particularly to a unit for connection of rod elements of metal structures of different profile, for example beams, channels of round or rectangular tubes, as well as elements of cross section. On mutually perpendicular edges one of connected elements there are, aligned relative to axis, protrusions of a certain shape (mainly trapezoidal), and on other - corresponding recesses of same shape.EFFECT: technical result consists in simplifying alignment of connected structure elements.1 cl, 2 dwg |
