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US 5,336,038 AGranted
Laminar staple for angularly joining profiled strips
AssigneeAlfamacchine Di Raffoni Giuseppe
InventorGiuseppe Raffoni
Life of this patent
Estimating the term…
Abstract
Laminar staple including two walls which are substantially at right angles to each other and which form an edge and two ribs which extend substantially at right angles to the walls; the walls and the ribs form a cutting edge, and the ribs have two planar portions substantially parallel to the edge which progressively diverge proximate to the cutting edge into circular arc portions.
Claims4
Laminar staple comprising two walls which are substantially at right angles to each other and which form an edge and two ribs extending substantially at right angles to said walls, said walls and said ribs forming a cutting edge,
- wherein said ribs have two portions substantially parallel to said edge which progressively diverge proximate to the cutting edge, and
- wherein said portions diverge so as to form circular arc portions.
Dependencies are inferred from the claim text.