Packing container

• US 8,851,362 B2
• Filed: 09/02/2011
• Issued: 10/07/2014
• Est. Priority Date: 09/03/2010
• Status: Active Grant

• Current Assignee: Georgia Pacific Corrugated LLC (KOCH Industries Incorporated)
• Original Assignee: Georgia Pacific Corrugated LLC (KOCH Industries Incorporated)
• Inventors: Aksan, Yavuz, Gasior, Wayne P., Widner, Ernest Barfield
• Primary Examiner(s): Larson, Justin
• Assistant Examiner(s): SCHMIDT, PHILLIP D
• Application Number:
  US13/224,734
• Publication Number:
  US 20120055922A1
• Time in Patent Office: 1,131 Days
• Field of Search: 229/100, 229/198.2, 229/120, 229/915, 229/918, 229/219, 206/6, 206/509, 220/6
• US Class Current: 229/198.2
• CPC Class Codes: B65D 5/0227 with end closures formed by inward folding of flaps and securing them by heat-sealing, by applying adhesive to the flaps or by staples
• CPC Class Codes: B65D 5/4266 Folding lines, score lines, crease lines
• CPC Class Codes: B65D 5/443 Integral reinforcements, e.g. folds, flaps double walls B65D5/02

Abstract

A container includes a plurality of panels integrally arranged with respect to each other and with respect to a set of orthogonal x, y and z axes, the z-axis defining a direction line in which the container is configured to support a stacking load. The plurality of panels include a first panel having a first planar surface, and a second panel having a second planar surface, wherein the first panel and the second panel form a contiguity with a fold line disposed therebetween, and wherein the first planar surface is disposed parallel to the x-z plane or the y-z plane. The container further includes a compression reinforcement feature having a planar edge oriented orthogonal to the first planar surface and perpendicular to the z-axis, the planar edge being disposed a distance away from the fold line but at a distance no greater than half a thickness of the first panel, the first panel having a void between the fold line and the planar edge.

Claims

1. A container, comprising:

a plurality of panels integrally arranged with respect to each other and with respect to a set of orthogonal x, y and z axes, the z-axis defining a direction line in which the container is configured to support a stacking load;

wherein the plurality of panels comprise a first panel comprising a first planar surface, and a second panel comprising a second planar surface, wherein the first panel and the second panel form a contiguity with a fold line disposed therebetween, wherein the first planar surface is disposed parallel to the x-z plane or the y-z plane; and

a compression reinforcement feature having a planar edge oriented orthogonal to the first planar surface and perpendicular to the z-axis, the planar edge being disposed a distance away from the fold line but at a distance no greater than half a thickness of the first panel, the first panel comprising a void between the fold line and the planar edge;

wherein the second panel comprises a tab that is a continuous extension of and coplanar with the second panel, and extends beyond the fold line parallel to and in face-to-face relationship with the planar edge, wherein the tab extends no further than an outside surface of the first panel.

2. The container of claim 1, wherein:

the plurality of panels are so arranged as to form a slotted container (SC) when folded;

the plurality of panels are arranged to form a plurality of central panels, a plurality of first outboard panels, a plurality of second outboard panels, and at least one end panel, the plurality of first and second outboard panels respectively defining major outboard panels that oppose each other and minor outboard panels that oppose each other;

each of the plurality of first and second outboard panels is disposed with respect to one of the plurality of central panels with a fold line disposed therebetween;

each of the plurality of first and second outboard panels has a perpendicular dimension from the respective fold line to an outer edge of the respective outboard panel; and

the opposing major outboard panels comprise edges that face each other when the SC is folded, and the opposing minor outboard panels comprise edges that face each other when the SC is folded.

3. The container of claim 1, wherein:

the plurality of panels are so arranged as to form a die cut container (DCC) when folded.

4. The container of claim 1, wherein:

the planar edge is disposed a distance away from the fold line at a distance no greater than 3/32 of an inch.

5. The container of claim 1, wherein:

the compression reinforcement feature is formed by a cut line that begins at a first point on the second panel, traverses a first distance along a first line that extends across the fold line, traverses a second distance along a second line that runs substantially parallel to the fold line, and traverses a third distance along a third line that extends back across the fold line to end at a second point, wherein the second line defines a location of the planar edge of the compression reinforcement feature.

6. The container of claim 1, wherein the second planar surface is disposed orthogonal to the first planar surface.

7. The container of claim 1, wherein the plurality of panels is made from corrugated material.

8. The container of claim 7, wherein the corrugated material comprises A-flute, B-flute, C-flute, E-flute, F-flute, or microflute.

9. The container of claim 1, wherein:

the plurality of panels are arranged to form a plurality of central panels, a plurality of first outboard panels, and a plurality of second outboard panels, the plurality of first and second outboard panels respectively defining major outboard panels that oppose each other and minor outboard panels that oppose each other, each of the major outboard panels having a length that is longer than a length of each of the minor outboard panels;

each of the plurality of first and second outboard panels is disposed with respect to one of the plurality of central panels with a fold line disposed therebetween;

the second panel is a major outboard panel; and

the first panel is a central panel contiguous with the second panel with a respective fold line disposed therebetween.

10. The container of claim 1, wherein:

the first panel comprises a first and a second of the compression reinforcement feature.

11. The container of claim 10, wherein:

the first compression reinforcement feature is disposed proximate a first end of the first panel, and the second compression reinforcement feature is disposed proximate a second opposing end of the first panel.

12. The container of claim 11, wherein:

a center of the first compression reinforcement feature is disposed at a distance from the first end of the first panel that is equal to or less than 40% of a length of the first panel; and

a center of the second compression reinforcement feature is disposed at a distance from the second end of the first panel that is equal to or less than 40% of the length of the first panel.

13. The container of claim 11, wherein:

a center of the first compression reinforcement feature is disposed at a distance from the first end of the first panel that is equal to or less than 25% of a length of the first panel; and

a center of the second compression reinforcement feature is disposed at a distance from the second end of the first panel that is equal to or less than 25% of the length of the first panel.

14. The container of claim 1, wherein:

the compression reinforcement feature has a length that is from 10% to 30% of a length of the first panel.

15. The container of claim 1, wherein:

the compression reinforcement feature has a length that is from 10% to 20% of a length of the first panel.

16. The container of claim 1, wherein:

the plurality of panels forms a box having four lateral sides.

17. The container of claim 16, wherein:

the box has a length dimension from 14 inches to 33 inches, has a width dimension from 8 inches to 14 inches, and has a height dimension from 6 inches to 16 inches.

18. The container of claim 1, wherein:

the compression reinforcement feature defines a first compression reinforcement feature;

the plurality of panels further comprises a third panel;

the first panel and the third panel form a contiguity with a second fold line disposed therebetween; and

a second compression reinforcement feature comprises a second planar edge oriented orthogonal to the first planar surface and perpendicular to the z-axis, the second planar edge being disposed a distance away from the second fold line but at a distance no greater than half a thickness of the first panel, the first panel comprising a void between the second fold line and the second planar edge.

19. The container of claim 18, wherein:

the first compression reinforcement feature and the second compression reinforcement feature are disposed equidistant from a same end of the first panel.

20. The container of claim 1, wherein the plurality of panels are formed from a sheet product of natural cloth or paper, synthetic cloth or paper, or a combination of natural and synthetic cloth or paper.

21. The container of claim 20, wherein the sheet product comprises corrugated fiber board.

22. A container, comprising:

a plurality of panels comprising a first side panel, a second side panel, a first end panel, and second end panel, a top panel and a bottom panel, the plurality of panels being integrally arranged with respect to each other to form a box having four lateral sides configured to support a stacking load when exerted in a z-direction from the top panel toward the bottom panel;

wherein the first side panel and a first portion of the top panel form a contiguity with a first fold line disposed therebetween;

wherein the second side panel and a second portion of the top panel form a contiguity with a second fold line disposed therebetween;

a first compression reinforcement feature disposed proximate the first fold line and proximate the first end panel;

a second compression reinforcement feature disposed proximate the first fold line and proximate the second end panel;

a third compression reinforcement feature disposed proximate the second fold line and proximate the first end panel;

a fourth compression reinforcement feature disposed proximate the second fold line and proximate the second end panel;

each of the first and second compression reinforcement features having a planar edge oriented orthogonal to the first side panel and perpendicular to the z-direction, each respective planar edge being disposed a distance away from the first fold line but at a distance no greater than half a thickness of the first side panel, the first side panel comprising a void between the first fold line and each respective planar edge;

wherein the first portion of the top panel proximate each of the first and second compression reinforcement features comprises a tab, each tab is a continuous extension of and coplanar with the first portion of the top panel, and extends beyond the first fold line parallel to and in face-to-face relationship with the respective planar edge of the first and second compression reinforcement features, wherein each respective tab extends no further than an outside surface of the first side panel;

each of the third and fourth compression reinforcement features having a planar edge oriented orthogonal to the second side panel and perpendicular to the z-direction, each respective planar edge being disposed a distance away from the second fold line but at a distance no greater than half a thickness of the second side panel, the second side panel comprising a void between the second fold line and each respective planar edge;

wherein the second portion of the top panel proximate each of the third and fourth compression reinforcement features comprises a tab, each tab is a continuous extension of and coplanar with the second portion of the top panel, and extends beyond the second fold line parallel to and in face-to-face relationship with the respective planar edge of the third and fourth compression reinforcement features, wherein each respective tab extends no further than an outside surface of the second side panel.

23. A container, comprising:

a plurality of panels integrally arranged with respect to each other and with respect to a set of orthogonal x, y and z axes, the z-axis defining a direction line in which the container is configured to support a stacking load;

wherein the plurality of panels comprise a first panel comprising a first planar surface, and a second panel comprising a second planar surface, wherein the first panel and the second panel form a contiguity with a fold line disposed therebetween, wherein the first planar surface is disposed parallel to the x-z plane or the y-z plane;

wherein the second panel is disposed orthogonal to the first panel; and

a compression reinforcement feature having a planar edge oriented orthogonal to the first planar surface and perpendicular to the z-axis, the compression reinforcement feature comprising a tab that extends from and is coplanar with the first panel and that terminates at the planar edge, the planar edge being disposed a distance away from a planar outer surface of the second panel but at a distance no greater than half a thickness of the first panel;

wherein the plurality of panels further comprises a third panel adhered to the outer surface of the second panel proximate the tab;

wherein the second panel comprises a planar edge disposed parallel to the first planar surface and in face-to-face relationship with the tab, wherein the planar edge of the tab extends no further than an outside surface of the third panel.

24. The container of claim 23, wherein:

the planar edge is disposed a distance away from the outer surface of the second panel but at a distance no greater than 3/32 of an inch.

25. The container of claim 23, wherein:

the compression reinforcement feature is formed by a cut line that begins at a first point on the first panel, traverses a first distance along a first line that extends across the fold line, traverses a second distance along a second line that runs substantially parallel to the fold line, and traverses a third distance along a third line that extends back across the fold line to end at a second point, wherein the second line defines a location of the planar edge of the compression reinforcement feature.

26. The container of claim 23, wherein the second planar surface is disposed orthogonal to the first planar surface.

27. The container of claim 23, wherein the plurality of panels is made from corrugated material.

28. The container of claim 27, wherein the corrugated material comprises A-flute, B-flute, C-flute, E-flute, F-flute, or microflute.

29. The container of claim 23, wherein:

the first panel comprises a first and a second of the compression reinforcement feature.

30. The container of claim 29, wherein:

the first compression reinforcement feature is disposed proximate a first end of the first panel, and the second compression reinforcement feature is disposed proximate a second opposing end of the first panel.

31. The container of claim 30, wherein:

a center of the first compression reinforcement feature is disposed at a distance from the first end of the first panel that is equal to or less than 40% of a length of the first panel; and

a center of the second compression reinforcement feature is disposed at a distance from the second end of the first panel that is equal to or less than 40% of the length of the first panel.

32. The container of claim 30, wherein:

a center of the first compression reinforcement feature is disposed at a distance from the first end of the first panel that is equal to or less than 25% of a length of the first panel; and

a center of the second compression reinforcement feature is disposed at a distance from the second end of the first panel that is equal to or less than 25% of the length of the first panel.

33. The container of claim 23, wherein:

the compression reinforcement feature has a length that is from 10% to 30% of a length of the first panel.

34. The container of claim 23, wherein:

the compression reinforcement feature has a length that is from 10% to 20% of a length of the first panel.

35. The container of claim 23, wherein:

the plurality of panels forms a box having four lateral sides.

36. The container of claim 35, wherein:

the box has a length dimension from 14 inches to 33 inches, has a width dimension from 8 inches to 14 inches, and has a height dimension from 6 inches to 16 inches.

37. The container of claim 23, wherein:

the compression reinforcement feature defines a first compression reinforcement feature;

the plurality of panels further comprises a fourth panel;

the first panel and the fourth panel form a contiguity with a second fold line disposed therebetween; and

a second compression reinforcement feature comprises a second planar edge oriented orthogonal to the first planar surface and perpendicular to the z-axis, the second planar edge being disposed a distance away from the second fold line but at a distance no greater than half a thickness of the first panel, the first panel comprising a void between the second fold line and the second planar edge.

38. The container of claim 37, wherein:

the first compression reinforcement feature and the second compression reinforcement feature are disposed equidistant from a same end of the first panel.

39. A container, comprising:

a plurality of panels comprising a first side panel, a second side panel, a first end panel, and second end panel, a top panel and a bottom panel, the plurality of panels being integrally arranged with respect to each other to form a box having four lateral sides configured to support a stacking load when exerted in a z-direction from the top panel toward the bottom panel;

wherein the first side panel and a first portion of the top panel form a contiguity with a first fold line disposed therebetween;

wherein the first side panel and a first portion of the bottom panel form a contiguity with a second fold line disposed therebetween;

a first compression reinforcement feature disposed proximate the first fold line and proximate the first end panel;

a second compression reinforcement feature disposed proximate the first fold line and proximate the second end panel;

a third compression reinforcement feature disposed proximate the second fold line and proximate the first end panel;

a fourth compression reinforcement feature disposed proximate the second fold line and proximate the second end panel;

each of the first and second compression reinforcement features having a planar edge oriented orthogonal to the first side panel and perpendicular to the z-direction, each of the first and second compression reinforcement features comprising a tab that extends from and is coplanar with the first side panel and that terminates at a respective planar edge, each respective planar edge being disposed a distance away from an outer surface of the top panel but at a distance no greater than half a thickness of the first panel;

each of the third and fourth compression reinforcement features having a planar edge oriented orthogonal to the first side panel and perpendicular to the z-direction, each respective planar edge of the third and fourth compression reinforcement features being disposed a distance away from the second fold line but at a distance no greater than half a thickness of the first side panel, the first side panel comprising a void between the second fold line and each respective planar edge of the third and fourth compression reinforcement features;

wherein the first portion of the bottom panel proximate each of the third and fourth compression reinforcement features comprises a tab, each tab is a continuous extension of and coplanar with the first portion of the bottom panel, and extends beyond the second fold line parallel to and in face-to-face relationship with the respective planar edge of the third and fourth compression reinforcement features, wherein each respective tab extends no further than an outside surface of the first side panel.

40. A flat blank, comprising:

a first panel and a second panel that form a contiguity with a fold line disposed therebetween; and

a compression reinforcement feature formed by a cut line that begins at a first point on the second panel, traverses a first distance along a first line that extends across the fold line, traverses a second distance along a second line that runs substantially parallel to the fold line, and traverses a third distance along a third line that extends back across the fold line to end at a second point on the second panel, wherein the second line defines a location of a planar edge of the compression reinforcement feature, wherein the planar edge is disposed a distance away from the fold line but at a distance no greater than half a thickness of the first panel;

wherein when the flat blank is folded at the fold line to orient the first panel perpendicular to the second panel, and the first panel parallel with a z-axis of a set of orthogonal x, y and z axes, the compression reinforcement feature has a planar edge oriented orthogonal to an outer surface of the first panel and perpendicular to the z-axis, the first panel comprising a void between the fold line and the planar edge, and the second panel comprising a tab that is a continuous extension of and coplanar with the second panel, and extends beyond the fold line parallel to and in face-to-face relationship with the planar edge, wherein the tab extends no further than an outside surface of the first panel.

41. The flat blank of claim 40, wherein the fold line is a first fold line, the compression reinforcement feature is a first compression reinforcement feature, the cut line is a first cut line, and the planar edge is a first planar edge, and further comprising:

a third panel, wherein the first panel and the third panel form a contiguity with a second fold line disposed therebetween; and

a second compression reinforcement feature formed by a second cut line that begins at a first point on the third panel, traverses a fourth distance along a fourth line that extends across the second fold line, traverses a fifth distance along a fifth line that runs substantially parallel to the second fold line, and traverses a sixth distance along a sixth line that extends back across the second fold line to end at a second point on the third panel, wherein the fifth line defines a location of a second planar edge of the second compression reinforcement feature, wherein the second planar edge is disposed a distance away from the second fold line but at a distance no greater than half a thickness of the first panel.

42. The flat blank of claim 41, wherein:

the first cut line defines a boundary that forms a first tab that extends from and is coplanar with the second panel; and

the second cut line defines a boundary that forms a second tab that is coextensive and coplanar with the third panel.

43. A flat blank, comprising:

a first panel and a second panel that form a contiguity with a fold line disposed therebetween; and

a compression reinforcement feature formed by a cut line that begins at a first point on the first panel, traverses a first distance along a first line that extends across the fold line, traverses a second distance along a second line that runs substantially parallel to the fold line, and traverses a third distance along a third line that extends back across the fold line to end at a second point on the first panel, wherein the second line defines a location of a planar edge of the compression reinforcement feature, wherein the planar edge is disposed a distance away from the fold line but at a distance no greater than a full thickness of the first panel;

wherein when the flat blank is folded at the fold line to orient the first panel perpendicular to the second panel, and the second panel parallel with a z-axis of a set of orthogonal x, y and z axes, the compression reinforcement feature has a planar edge oriented orthogonal to an outer surface of the second panel and perpendicular to the z-axis, the second panel comprising a void between the fold line and the planar edge, and the first panel comprising a tab that is a continuous extension of and coplanar with the first panel, and extends beyond the fold line parallel to and in face-to-face relationship with the planar edge, wherein the tab extends no further than an outside surface of the second panel.

44. The flat blank of claim 43, wherein the fold line is a first fold line, the compression reinforcement feature is a first compression reinforcement feature, the cut line is a first cut line, and the planar edge is a first planar edge, and further comprising:

a third panel, wherein the first panel and the third panel form a contiguity with a second fold line disposed therebetween; and

a second compression reinforcement feature formed by a second cut line that begins at a first point on the third panel, traverses a fourth distance along a fourth line that extends across the second fold line, traverses a fifth distance along a fifth line that runs substantially parallel to the second fold line, and traverses a sixth distance along a sixth line that extends back across the second fold line to end at a second point on the third panel, wherein the fifth line defines a location of a second planar edge of the second compression reinforcement feature, wherein the second planar edge is disposed a distance away from the second fold line but at a distance no greater than half a thickness of the first panel.

45. The flat blank of claim 44, wherein:

the first cut line defines a boundary that forms a first tab that is coextensive and coplanar with the first panel; and

the second cut line defines a boundary that forms a second tab that is coextensive and coplanar with the third panel.