One-piece foldable corrugated cooler with improved locking system

1. A box comprising a folded sheet of material, the folded sheet comprising:

(a) a storage portion defining an area for receiving items, the storage portion comprising:

(i) a bottom panel,

(ii) two side panels,

(iii) two end panels, and

(iv) four corner panels;

(b) two handle panels forming a lid and a two-ply handle of the box; and

(c) at least one two-ply locking panel;

(d) wherein the at least one two-ply locking panel is adapted to secure the lid in a closed orientation of the box; and

(e) wherein the at least one two-ply locking panel is integral with at least one corner panel and at least one handle panel,

(i) with a fold line extending between and dividing the at least one two-ply locking panel and the at least one corner panel, and

(ii) with a fold line extending between and dividing the at least one two-ply locking panel and the at least one handle panel.

2. The box of claim 1 , wherein the handle includes a locking tab, and the at least one two-ply locking panel includes a slot therethrough adapted to receive and retain the locking tab.

3. The box of claim 2 , wherein the locking tab is two-ply.

4. The box of claim 2 , wherein the box is configured to distribute weight away from the slot adapted to receive the locking tab via connection of trapezoidal panels to lid portions and sidewall portions of the box.

5. The box of claim 1 , wherein the folded sheet of material comprises a corrugated material.

6. The box of claim 1 , wherein no fold line extends between and divides the at least one two-ply locking panel and either of the two end panels.

7. The box of claim 1 , wherein the storage portion defining the area for receiving items includes a moisture-resistant coating.

8. The box of claim 1 , wherein the folded sheet of material includes a water-resistant coating applied to a surface thereof corresponding to an interior surface of the storage portion defining the area for receiving items.

9. A box comprising a folded sheet of material, the folded sheet comprising:

(a) a bottom panel, side panels, end panels, and corner panels configured to collectively form a storage area of the box;

(b) a top panel comprising a lid segment and a handle segment, the handle segment comprising a locking tab; and

(c) a locking panel adapted to receive the locking tab of the handle segment for locking engagement of the handle segment;

(d) wherein a fold line extends between and divides the locking panel and one of the corner panels.

10. The box of claim 9 , wherein no fold line extends between and divides the locking panel and any of the end panels.

11. The box of claim 9 , further comprising a second locking panel, and wherein the handle segment further comprises a second locking tab, the second locking panel adapted to receive the second locking tab of the handle segment with a fold line extending between and dividing the second locking panel and another one of the corner panels.

12. The box of claim 9 , wherein a fold line extends between and divides the locking panel and the top panel.

13. The box of claim 9 , further comprising a second top panel comprising a second lid segment, the lid segments collectively defining a lid of the box.

14. The box of claim 9 , wherein the folded sheet of material comprises a corrugated material.

15. The box of claim 9 , the locking panel comprises a slot adapted to receive and retain the locking tab.

16. The box of claim 15 , wherein the locking panel is a two-ply locking panel and wherein the locking tab is a two-ply locking tab.

17. A box comprising a folded sheet of material, the folded sheet comprising:

(a) a bottom panel, side panels, end panels, and corner panels configured to collectively form a storage area of the box;

(b) two top panels configured to collectively form a lid of the box, one of the two top panels including a locking tab; and

(c) a locking panel adapted to secure the lid in a closed orientation;

(d) wherein the locking panel is integral with one of the four corner panels and at least one handle panel,

(i) with a fold line extending between and dividing the locking panel and the corner panel with which the locking panel is integral, and

(ii) with a fold line extending between and dividing the locking panel and the handle panel.

18. The box of claim 17 , wherein no fold line extends between and divides the locking panel and any of the end panels.

19. The box of claim 17 , wherein the box is configured to distribute weight away from a slot adapted to receive the locking tab via connection of trapezoidal panels to lid portions and sidewall portions of the box.

20. The box of claim 17 , wherein the folded sheet of material comprises a corrugated material.