INSERTION PART Russian patent published in 1995 - IPC

FIELD: civil engineering. SUBSTANCE: insertion part comprises metal plate and a bundle of reinforcing members connected to the plate by overlapping weld joint. All reinforcing members in the bundle are bent at various angles with minimum angle of bending exceeding 10 maximum one within 80 Arithmetic mean for bending angle of the whole bundle is equal to design angle. Cross link made of reinforcement of a diameter exceeding reinforcement one in the bundle by a factor of 2 3 is an option of the insertion part. EFFECT: structure of high strength. 2 cl, 3 dwg