Paperboard protective corner and method for manufacturing the same
AssigneeAbzac Canada Inc.
InventorPIERRE-MICHEL D'ANGLADE
Life of this patent
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Abstract
A paperboard protective corner and a method for manufacturing a paperboard protective corner, the paperboard protective corner comprising: a corner body made of a single paperboard sheet comprising first and second side edges, the single paperboard sheet being folded onto itself to form the paperboard protective corner, the single paperboard sheet including a plurality of folds, both the first and second side edges being received in a corresponding fold so as to be unexposed to an exterior of the paperboard protective corner.
Claims23
1-11. (canceled)
A method for manufacturing a paperboard protective corner, the method comprising:
- providing a single paperboard sheet of unlaminated paperboard sheet having a thickness between about 6 pts and about 17 pts and comprising first and second side edges;
- folding the single paperboard sheet onto itself according to a first folding pattern to form an initial multilayered sheet;
- folding the initial multilayered sheet according to a second folding pattern to form a final multilayered sheet;
- and
- bending the final multilayered sheet at an apex of about 90 degrees to form the paperboard protective corner and to define first and second wings having each at least five layers from the single paperboard sheet,
- the first and second wings having first and second corner ends each comprising a plurality of folds.
18-20. (canceled)
Dependencies are inferred from the claim text.