HINGE Russian patent published in 1997 - IPC

FIELD: construction. SUBSTANCE: two semi-hinges are pivotally interconnected for permitting rotation by 360°. The hinge is provided with means for locking the semi-hinges and securing them to an article. Each of the semi-hinges is [ - shaped and has adjusting plates bent in opposite directions and openings for receiving the axles of the pivoting joint of the semi-hinges with intermediate link. The intermediate link is made up as double [ - shaped shackle with a lateral rib made in block with it. The intermediate link is arranged along the diagonal inside the space formed by [ - shaped semi- hinges when the hinges are in the closed position. The hinge is provided with a means for self-locking that includes at least one spring member or at least two spring members the ends of which are coupled with the semi-hinges. The hinge may be provided with additional pair of adjusting plates made up as the ends of lateral member of [ - shaped semi-hinge bent in one direction. EFFECT: improved design. 4 cl, 6 dwg