FIELD: machine building; oil and gas industry.
SUBSTANCE: joint comprises two links connected with mating surfaces and locking device. First link is made with support elements, and the second link - with holes located at the angle. Locking device has pressure and gripping elements. Difference is that locking device has movable slider and the second link is connected with slider with possibility of rotation.
EFFECT: this allows to reduce labour costs during joint operation.
2 cl, 2 dwg
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