PIN JOINT WITH CLAMP HEAD Russian patent published in 2010 - IPC F16B19/04 F16B19/08 F16B5/04 

FIELD: construction.

SUBSTANCE: pin joint with clamp head comprises connected parts, pin element with head, tail, cylindrical and fastening sections, the latter of which has circular grooves, for fixed arrangement of clamp head on it under action of clamping force during assembly of joined, breaking groove arranged in front of tail. Head of pin element is arranged as hidden in shape. On fastening section for fixed arrangement of clamp head in front of breaking groove there is a support circular element with circular slot. Clamping head represents a thin-walled cylindrical element and has stepped circular bending element arranged on free end section for its arrangement in circular slot with stop against support circular element, and inner channel of clamping head and tail of pin element are arranged according to shape of truncated cone. Surface of tail may be arranged as rough or having indent, or in the form of circular grooves, at the same time cylindrical section of pin element and conical surface of hidden head are arranged with corrugations.

EFFECT: increased reliability in operation with simultaneous reduction of material costs and simplification of its design.

2 cl, 5 dwg