LOCKING THREADED JOINT Russian patent published in 1995 - IPC

FIELD: mechanical engineering. SUBSTANCE: joint has a threaded rod. A nut is screwed on the rod. The rod has a screw spring which consists of two parts. The parts of the spring has the same direction and are rigidly interconnected through a C- shaped cross-piece. The part of the spring, facing the nut, has a chamfering. The inclination of the chamfering is equal to the inclination of the facet provided in the opening of the nut and grater than the angle at the top. The free end of the second part of the spring is positioned behind the C-shaped cross-piece. EFFECT: enhanced reliability. 2 cl, 6 dwg