Patent ID: 8827144

Claim:
A carton blank, comprising: a primary blank, the primary blank comprising: a plurality of foldably connected primary panels; a plurality of first primary end flaps, each first primary end flap being foldably connected to at least one of the primary panels; and a plurality of second primary end flaps, each second primary end flap being foldably connected to at least one of the primary panels; and a first reinforcing blank attached to the primary blank, wherein the first reinforcing blank and the primary blank comprise substantially identical materials, the first reinforcing blank comprising: a plurality of foldably connected first reinforcing panels; and a plurality of first reinforcing end flaps, each of the first reinforcing end flaps is respectively foldably connected to a respective one of the plurality of first reinforcing panels, at least one of the first reinforcing end flaps overlying and generally conforming in shape to a corresponding first primary end flap of the primary blank; wherein the plurality of first primary end flaps comprises at least one first free edge portion that extends in a generally longitudinal direction, and the plurality of first reinforcing end flaps comprises at least one second free edge portion that is generally aligned with the first free edge portion; wherein the plurality of first primary end flaps comprises at least one distal end flap foldably connected to at least one proximal end flap along a longitudinal fold line, and at least one first reinforcing end flap of the plurality of first reinforcing end flaps overlaps the at least one proximal end flap and comprises at least one third free edge portion that generally overlaps the longitudinal fold line.