Anchoring claw extension for locking e.g. electrical element in cavity of recessed installation, has profile including ledges projected in extreme zone opposite to points from edges of side walls by being folded towards interior

摘要

The extension has a U-shaped metal profile (1) comprising points (2) projected at the front of an end of side walls of the metal profile. The profile has wings (3) projected in a median zone of edges of the side walls by being projected towards the exterior and folded towards rear. Ledges (4) of the profile are projected in an extreme zone opposite to the points from the edges of the side walls by being folded towards the interior. Flutes (5) are arranged between the wings and the side walls of the profile.