Method of renovating door frames

摘要

The assembly has a first metallic upright (1) carrying the male hinge sections (3) for mounting a door. There is a second upright (2) with at least one recess (4) for a lock. the uprights are formed to be fixed into the existing uprights. The metallic uprights can be formed by a U-shaped profile to allow their fixing into the uprights to be renovated. The metallic uprights can have an L-shaped profile with a returned edge. The male hinge sections can each be formed of a rectangular plate with a tubular section (12) at one end.