DOOR HINGE DAMPER Russian patent published in 2018 - IPC E05F3/14 

FIELD: construction.

SUBSTANCE: door hinge damper comprising the first hinge (1) and the second hinge (2) with bushings; in the bushing of the first hinge (1), a locking rod (3) is permanently installed, in the bushing of the second hinge, (2) a swivel rod (5) permanently installed; the locking rod (3) and the swivel rod (5) are connected through a connecting rod (4), the connecting rod (4) and the locking rod (3) have a flexible connection, and a hollow groove (46) is provided at the junction point; a recoil spring (45) is installed in the hollow groove, which has contact with the locking rod (3) and is also fixed with the connecting rod (4), the connecting rod (4) and the swivel rod (5) are connected by coaxial rotation movement, the relative two-way rotation of the connecting rod (3) and the swivel rod (5) allows the recoil spring (45) to bring the connecting rod (4) in back-and-forth motion in the axial direction in the bushing.

EFFECT: simplicity, convenience for installation, buffer function loss in the event of a malfunction can be avoided.

8 cl, 14 dwg