Union for heavy duty for doors of double plate. (Machine-translation by Google Translate, not legally binding)

摘要

Union for double iron doors, one of which, in its conformation, is provided with a recess to form the door chamber, which is characterized in that one of the plates, and more specifically the one that does not offer a recess, has a bend in its perimeter that forms a U-shaped profile, inside which it welcomes the bend in the form of a broken line of right angles, or more specifically in the form of a 4, the lengths of the sections forming the u-profile being proportioned and adjusted, with those of the profile in the form of 4 to verify a suitable and measured lace that is consolidated and reinforced by its intimate unión by any appropriate means, such as rivets or arc welding. (Machine-translation by Google Translate, not legally binding)