FLUSH-MOUNTED DOOR FRAME PROFILE Russian patent published in 2022 - IPC E06B1/16 E06B1/28 E06B1/52 

FIELD: construction.

SUBSTANCE: invention relates to the field of construction, namely to the structures of door frames and their profiles used for concealed installation. The effect is achieved due to the fact that the profile of the door frame for concealed installation, consisting of the assembly unit for the corner of the door frame, the unit for supplying facing materials and the unit for installing the hinges, is made in the form of a single part, while the installation unit for the hinges is connected to the assembly unit for the corner of the door frame by means of vertical jumpers, characterized in that in the lower horizontal wall of the hinge installation unit, made rectangular in cross section, with the possibility of forming an additional stiffener and increasing the area of ​​the contact surface with the fasteners of the hinges, the first thickening is made, and at the base of the assembly unit of the corner of the door frame, on the inner side, between its vertical side walls, a second thickening is made with the possibility of increasing the deformation resistance of the profile at the place of its installation to the doorway.

EFFECT: increasing the reliability of the profile and installation of hinges.

8 cl, 1 dwg