Clip fastener for corner jointing section profile elements
OwnerGiuseppe Raffoniinventor
Life of this patent
Estimating the term…
Abstract
The clip fastener comprises two mutually substantially perpendicular walls forming a corner and two ribs protruding perpendicularly with respect to the walls. The ribs are arcuate, and each have an intermediate portion which is located at a greater distance from the corner than end portions thereof.
Claims4
A clip fastener for corner jointing section profile elements comprising two mutually substantially perpendicular walls, forming one corner, and two ribs protruding substantially perpendicularly with respect to said walls, said walls and said ribs defining a cutting edge and an opposite edge have a substantially W-shaped profile, wherein according to the improvement each of said ribs comprises an intermediate portion and opposed end portions, said opposed end portions having said cutting and opposite edges located at a greater distance from said corner than said intermediate portion.
Dependencies are inferred from the claim text.