FIELD: construction.
SUBSTANCE: metal-wood beam of double-T section comprises a metal wavy corrugated wall, upper and lower shelves, made of wood. The wall is made with cut-in location pieces and stops arranged at both sides of the wall. The wall is made with the wave height equal to at least ј of the wave pitch. The cut-in elements are made with hooks and are arranged at both sides of the wall in a staggered order. Stops are made as yokes with bends. Each of yokes is installed with the possibility of beam shelf coverage. Each of bends is made as following the wall profile. One of yoke bends is made with a counter-pressing shelf.
EFFECT: design simplicity, strength, lightness, stability and reliability in operation.
7 dwg
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