LEVER HINGE FOR SUSPENSION OF MOVABLE LEAF Russian patent published in 2025 - IPC E05D7/04 

FIELD: construction.

SUBSTANCE: invention relates to construction, in particular to hinges and hinges of a special design, intended for hanging a leaf. Lever hinge for hanging a movable flap consists of an external and an internal pair of levers connected by a cross hinge and longitudinal elements, on one side of the cross hinge on the ends of the levers there are holes for hinged connection with the frame and the flap, and on the other side of the cross hinge on the free ends of at least two levers there are rollers made with the possibility of longitudinal movement together with the ends of the levers along the guides on the frame and on the flap, besides, on one of the pairs of levers on the side of rollers there is an additional hinge with two stops, one of which is made with possibility of adjustment.

EFFECT: creation of lever hinge suitable for use in vertical or horizontal position and allowing to open and close flap with application of force at one point, at the same time providing at the initial stage of opening movement of the flap in a position parallel or close to the parallel frame, to free the opening and turn the flap through the required angle for complete opening.

1 cl, 5 dwg