FIELD: construction.
SUBSTANCE: in a stiffness element of a fabric curtain made in the form of a flat truss, each belt of the latter represents a pair of ropes arranged along the vertical line. Ends of the truss arranged into guide beams are made in the form of carriages on rocking supports. Fabric cloths are arranged between ropes of each belt and are fixed with struts in the form of a pair of planks connected to each other by means of a bolt joint. On one of carriages there is a tensioning device for ropes that create belts.
EFFECT: exclusion of aluminium alloys to manufacture elements of stiffness of a fabric curtain, simplified process of curtain manufacturing and assembly and reduction of its prime cost.
2 cl, 2 dwg
