A door frame

Abstract

Strani jezikThe object of the utility model is a door frame adapted for mounting in a wall with a door opening, comprising three parts:- a first band,- a main beam,- a second band,wherein the main beam constitutes the central part of the door frame and has two attaching slots on its two opposite sides, i.e. the first and second attaching slots, adapted to fasten the first and the second bands in them, respectively,wherein the first band, constituting the djusting band of the door frame, and the second band, constituting the masking band of the door frame, each having the form of an angled piece with one masking arm and the second fastening arm,wherein the first band and the second band are respectively secured by their fastening arms in the attaching slots of the main beam,wherein the main beam of the door frame has in its interior, on the side with the second attaching slot, a reinforced structure,characterized in that with reference to the free end of the fastening arm of the second band, i.e. the end of the fastening arm that is not placed in the second attaching slot, the reinforced structure of the main beam starts at a distance of respectively:- at least 45 mm, when the second band is of the rebated type,- at least 60 mm, when the second band is of the non-rebated type,and ends at a distance of at most 100 mm from said free end of the fastening arm of the second band.