FIXING DEVICES FOR FIXING A BUILT-IN SPOT IN A WALL OPENING AND A BUILT-IN SPOT EQUIPPED WITH SUCH FIXINGS

摘要

Fixing means for fixing a recessed spot in an opening in a wall, characterized in that these fixing means comprise at least one nut and a sleeve, said sleeve being provided with an external screw thread intended to co-act with the screw thread of the nut, which nut is provided with lateral protrusions which allow the nut to be introduced via a first side of the wall through the aforementioned opening in the wall and whereby the nut can rest with these protrusions on the other side of the wall or can be attached to it.