CASSETTE FOR PRE-ASSEMBLY OF TRUSS FRAMES Russian patent published in 2015 - IPC E04G1/18 E04C3/00 

FIELD: construction.

SUBSTANCE: in a cassette block for pre-assembly of truss frames, comprising a body made of a cruciform base, vertical stands with braces, a table and clamping devices, the body is made as dismountable, and clamping devices are installed as capable of displacement on vertical stands at the level of their upper and lower belts of assembled truss frames. Each clamping device is made in the form of a roller, connected by means of a spring and a stem via a mounting block with a rope of gap control between the roller and the vertical stand, besides, the mounting block is fixed on a vertical stand with the help of a pin, the table is equipped with an additional roller, and height of vertical stands is made by 0.5 m higher than the maximum height of truss frames.

EFFECT: increased reliability of verification, provision of portability of cassettes, reduced costs of an operating organisation due to universality in respect to types of assembles frames and reduced labour intensiveness of frame assembly.

2 dwg