A carton has a multi-ply configuration which can be formed by overlying a primary blank with one or more reinforcing blanks.
대표청구항▼
1. 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; anda plurality of second primary end flaps
1. 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; anda plurality of second primary end flaps, each second primary end flap being foldably connected to at least one of the primary panels; anda 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; anda 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. 2. The carton blank of claim 1, wherein each of the first reinforcing panels is adhered to at least one of the primary panels. 3. The carton blank of claim 2, wherein each of the first reinforcing flaps being adhered to at least one of the first primary end flaps. 4. The carton blank of claim 3, further comprising a second reinforcing blank adhered to the primary blank. 5. The carton blank of claim 4, wherein the second reinforcing blank comprises a plurality of foldably connected second reinforcing panels, wherein each of the second reinforcing panels is adhered to at least one of the primary panels. 6. The carton blank of claim 4, wherein the second reinforcing blank comprises a plurality of foldably connected second reinforcing flaps, wherein each of the second reinforcing flaps is adhered to at least one of the second primary end flaps. 7. The carton blank of claim 4, wherein the first reinforcing blank is adhered to a first marginal area of the primary blank and the second reinforcing blank is adhered to a second marginal area of the primary blank. 8. The carton blank of claim 4, further comprising a third reinforcing blank adhered to the primary blank between the first and second reinforcing blanks. 9. The carton blank of claim 4, wherein the plurality of foldably connected primary panels comprises a first side panel, a bottom panel, a second side panel, and at least one top panel. 10. The carton blank of claim 9, wherein the bottom panel comprises a transverse fold line extending across a width of the bottom panel. 11. The carton blank of claim 1, wherein the first reinforcing blank is adhered to a first marginal area of the primary blank. 12. The carton blank of claim 1, wherein the plurality of foldably connected primary panels comprises a first side panel, a bottom panel, a second side panel, and at least one top panel. 13. The carton blank of claim 12, wherein the at least one proximal end flap is foldably connected to the first side panel. 14. The carton blank of claim 13, wherein the first reinforcing blank is adhered to at least the first and second side panels. 15. The carton blank of claim 14, wherein the first reinforcing blank is adhered to the top panel, the bottom panel, and one or more of the first primary end flaps. 16. The carton blank of claim 1 wherein the plurality of first reinforcing end flaps are formed separately from the corresponding end flaps of the primary blank prior to attachment of the first reinforcing blank to the primary blank. 17. The carton blank of claim 1 wherein at least one of the first reinforcing end flaps is sized and shaped to correspond to the size and shape of a corresponding one of the first primary end flaps. 18. The carton blank of claim 1 wherein each of the first reinforcing end flaps is in face-to-face contact with a corresponding one of the first primary end flaps. 19. The carton blank of claim 1, wherein the plurality of first primary end flaps comprises at least one arcuate fourth free edge portion, and the plurality of first reinforcing end flaps comprises at least one fifth free edge portion that is generally aligned with the fourth free edge portion. 20. The carton blank of claim 1, wherein the plurality of first primary end flaps comprises at least one oblique fourth free edge portion, and the plurality of first reinforcing end flaps comprises at least one fifth free edge portion that is generally aligned with the fourth free edge portion. 21. The carton blank of claim 1, wherein the plurality of first primary end flaps comprises at least one fourth free edge portion that extends in a generally lateral direction, the fourth free edge portion comprising a notch, and the plurality of first reinforcing end flaps comprises at least one fifth free edge portion that is generally aligned with the fourth free edge portion. 22. The carton blank of claim 1, wherein the at least one distal end flap is for being disposed generally perpendicular to the at least one proximal end flap when the carton blank is formed into a carton. 23. The carton blank of claim 1, wherein the first reinforcing blank is spaced apart from the plurality of second primary end flaps. 24. A carton blank, comprising: a primary blank, the primary blank comprising:a first side panel;a bottom panel;a second side panel;a top panel;a plurality of first primary end flaps disposed in a first marginal area of the primary blank, wherein at least one first primary end flap of the plurality of first primary end flaps comprises a first proximal side end flap foldably connected to the first side panel, and a first distal side end flap foldably connected to the first proximal side end flap along a longitudinal fold line; anda plurality of second primary end flaps disposed in a second marginal area of the primary blank; anda first reinforcing blank attached to the first marginal area of 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; anda plurality of first reinforcing flaps, each of the first reinforcing end flaps is respectively foldably connected to a respective one of the plurality of first reinforcing panels, each of the first reinforcing end flaps overlying and generally conforming in shape to one of a corresponding first primary end flap;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 at least one first reinforcing end flap of the plurality of first reinforcing end flaps overlaps the first proximal side end flap and comprises at least one third free edge portion that generally overlaps the longitudinal fold line. 25. The carton blank of claim 24, further comprising a second reinforcing blank adhered to the second marginal area of the primary blank. 26. The carton blank of claim 25, wherein the second reinforcing blank comprises a plurality of foldably connected second reinforcing panels and a plurality of second reinforcing flaps. 27. The carton blank of claim 25, further comprising a third reinforcing blank adhered to the primary blank and located between the first and second reinforcing blanks. 28. The carton blank of claim 24, wherein each of the first reinforcing panels is adhered to at least one of the first side panel, the bottom panel, the second side panel, and the top panel. 29. The carton blank of claim 28, wherein each of the first reinforcing flaps is adhered to at least one of the first primary end flaps. 30. The carton blank of claim 24, further comprising a second reinforcing blank adhered to a central area of the primary blank and spaced from the first reinforcing blank. 31. The carton blank of claim 24, wherein the first reinforcing blank is adhered to at least the first and second side panels. 32. The carton blank of claim 31, wherein the first reinforcing blank is adhered to at least the top panel, the bottom panel, and one or more of the first primary end flaps. 33. The carton blank of claim 24 wherein the plurality of first reinforcing end flaps are formed separately from the corresponding end flaps of the primary blank prior to attachment of the first reinforcing blank to the primary blank. 34. The carton blank of claim 24, wherein the first distal side end flap is for being disposed generally perpendicular to the first proximal side end flap when the carton blank is formed into a carton. 35. The carton blank of claim 24, wherein the first reinforcing blank is spaced apart from the plurality of second primary end flaps. 36. A carton formed from a primary blank and at least a first reinforcing blank, comprising: a first side panel;a bottom panel;a second side panel;a top panel;at least one first end flap at least partially closing a first end of the carton; andat least one second end flap at least partially closing a second end of the carton, whereinthe first reinforcing blank is adhered to the primary blank at the first end of the carton, at which end the carton is multi-ply, wherein the first reinforcing blank comprises a plurality of first reinforcing panels and at least one first reinforcing end flap foldably connected to one of the plurality of first reinforcing panels, the primary blank comprises a plurality of foldably connected primary panels and a plurality of first primary end flaps, each first primary end flap being foldably connected to at least one of the primary panels;the at least one first reinforcing end flap overlies and generally conforms in shape to one of the first primary end flaps;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 at least one first reinforcing end flap comprises at least one second free edge portion that is generally aligned with the first free edge portion;wherein the first reinforcing blank and the primary blank comprise substantially identical materials;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 the first reinforcing blank comprises at least one second reinforcing end flap that overlaps the at least one proximal end flap and comprises at least one third free edge portion that generally overlaps the longitudinal fold line. 37. The carton of claim 36, wherein at least a part of the first reinforcing blank extends across the first end of the carton. 38. The carton of claim 37, wherein the first reinforcing blank is adhered to at least the first and second side panels. 39. The carton of claim 38, wherein the first reinforcing blank is adhered to at least the top panel and the bottom panel. 40. The carton of claim 36, further comprising a second reinforcing blank adhered to the primary blank at the second end of the carton, at which end the carton is multi-ply. 41. The carton of claim 40, further comprising a third reinforcing blank adhered to the primary blank and located between the first and second reinforcing blanks. 42. The carton of claim 36, wherein the bottom panel includes a transverse fold line extending across a width of the bottom panel. 43. The carton of claim 42, wherein the top panel comprises a first top panel adhered to a second top panel. 44. The carton of claim 36 wherein the at least one first reinforcing end flap are formed separately from the corresponding end flaps of the primary blank prior to attachment of the first reinforcing blank to the primary blank. 45. The carton of claim 36, wherein the at least one distal end flap is disposed generally perpendicular to the at least one proximal end flap. 46. The carton of claim 36, wherein the first reinforcing blank is spaced apart from the at least one second end flap. 47. A method of forming carton, comprising: providing a primary blank, the primary blank comprising:a plurality of foldably connected primary panels;a plurality of first primary end flaps, the plurality of first primary end flaps comprising at least one first free edge portion that extends in a generally longitudinal direction and at least one distal end flap foldably connected to at least one proximal end flap along a longitudinal fold line; anda plurality of second primary end flaps; andproviding a first reinforcing 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;adhering the first reinforcing blank to the primary blank to form a multi-ply blank, aligning a second free edge portion of the plurality of first reinforcing end flaps with the first free edge portion of the plurality of first primary end flaps, positioning at least one first reinforcing end flap of the plurality of first reinforcing end flaps to overlap the at least one proximal end flap, and positioning at least one third free edge portion of the at least one first reinforcing end flap to generally overlap the longitudinal fold line; andfolding the multi-ply blank along one or more fold lines, wherein folding the multi-ply blank along one or more fold lines comprises folding a bottom panel of the primary blank along a transverse fold line. 48. The method of claim 47, wherein the plurality of first primary end flaps is foldably connected along a first longitudinal fold line, and the plurality of second primary end flaps is foldably connected along a second longitudinal fold line. 49. The method of claim 48, wherein folding the multi-ply blank along one or more fold lines comprises: folding the plurality of first primary end flaps about the first longitudinal fold line; andfolding the plurality of second primary end flaps about the second longitudinal fold line. 50. The method of claim 47, wherein adhering the first reinforcing blank to the primary blank comprises adhering each of the first reinforcing panels to at least one of the primary panels. 51. The method of claim 50, wherein each of the first reinforcing flaps is adhered to at least one of the first primary end flaps. 52. The method of claim 47, further comprising adhering a second reinforcing blank to the primary blank. 53. The method of claim 52, wherein the second reinforcing blank comprises a plurality of foldably connected second reinforcing panels, wherein each of the second reinforcing panels is adhered to at least one of the primary panels. 54. The method of claim 52, further comprising adhering a third reinforcing blank to the primary blank between the first and second reinforcing blanks. 55. The method of claim 47, wherein folding the multi-ply blank along one or more fold lines comprises folding at least one extension over a top panel of the primary blank. 56. A primary carton blank in combination with at least one reinforcing blank, the at least one reinforcing blank for being attached to the primary carton 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, the plurality of first primary end flaps comprising at least one first free edge portion that extends in a generally longitudinal direction; anda plurality of second primary end flaps, each second primary end flap being foldably connected to at least one of the primary panels; andwherein the at least one reinforcing blank comprises:a plurality of foldably connected reinforcing panels; anda plurality of reinforcing end flaps, each of the reinforcing end flaps is respectively foldably connected to a respective one of the plurality of reinforcing panels, each of the reinforcing end flaps generally conforming in shape to a corresponding first primary end flap of the primary blank, wherein the plurality of reinforcing end flaps comprises at least one second free edge portion that is for being generally aligned with the first free edge portion when the at least one reinforcing blank is attached to the primary carton blank;wherein the at least one reinforcing blank and the primary blank comprise substantially identical materials;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 reinforcing end flap of the plurality of reinforcing end flaps overlaps the at least one proximal end flap and comprises at least one third free edge portion that is for generally overlapping the longitudinal fold line when the at least one reinforcing blank is attached to the primary carton blank. 57. The combination of claim 56, wherein the at least one distal end flap is for being disposed generally perpendicular to the at least one proximal end flap when the carton blank is formed into a carton. 58. The combination of claim 56, wherein the first reinforcing blank is spaced apart from the plurality of second primary end flaps.
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이 특허에 인용된 특허 (47)
Baber Donald D. (Boise ID), Bidirectional tear strip means for cartons and the like.
Kligerman Alan E. (c/o Lactaid Inc. ; Fire Rd. & Lister La. P.O. Box 11 Pleasantville NJ 08232), Carton for containing a plurality of items for transport, storage and display.
Thomas H. Taylor ; David Dombrowski ; Brian W. Foster ; Peter A. M. Robberecht BE; Ramon Edward Stroink DE, Combination shipping and display container and methods therefor.
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