DOOR UPPER HINGE Russian patent published in 2012 - IPC E05D5/00 

FIELD: construction.

SUBSTANCE: door upper hinge comprises a body with a location slot, an axial hinged joint, an adjustment facility, arranged in the form of a threaded joint of the body and hinged axis, a facility of fixation and an additional axial hinged joint with an additional facility of fixation, the hinge comprises two half-hinges: left and right, at the same time the additional axial hinged joint comprises a spring mechanism, including a cylindrical bushing, on the axis of which there is a compression spring with an adjustment nut for spring tensioning, a pin fixing spring tension and arranged as capable of spring return into the initial position.

EFFECT: provision of maximum value of door swing without noise and vibration with simplicity of design and reliability during operation.

2 cl, 5 dwg