IP Library Granted Patent US 10,337,661
Granted Patent B2
US 10,337,661 · App. 15/821,234 · Granted Jul 2, 2019

Thermal insulated ice hole wrap devices and methods

Inventor: John Cryiel Kor (Mankato, MN)
F16L59/029A01K97/01F16L59/12F17C1/12F25D3/02B32B2307/304B65D81/38Y02A40/968
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Quick Facts
Patent No.
US 10,337,661
App. No.
15/821,234
Granted
Jul 2, 2019
Kind
B2
Abstract

Ice hole wraps configured to be positioned in a floor of an ice shelter are provided, such as an ice hole wrap that includes a first circular end, a second circular end, a cylindrical wall extending between the first and second ends, and a height extending between the first and second circular ends. The wall is foldable between a first configuration in which the cylinder has a first height between the first and second circular ends, and a second configuration in which the cylinder has a second height between the first and second circular ends.

Claims (27)

1. An ice hole wrap configured to extend at least partially between a floor of an ice shelter and a surface of ice that supports the ice shelter, comprising:

a cylindrical wall having a first circular end, and a second circular end, the cylindrical wall defining a circular opening and having a height between the first and second circular ends,

wherein the cylindrical wall is foldable between a first configuration in which the cylindrical wall has a first height between the first and second circular ends, and a second configuration in which the cylindrical wall has a second height between the first and second circular ends, the first height different than the second height; and

wherein in the first configuration the first circular end is defined by a folded region of a first foldable material.

2. The ice hole wrap of claim 1 , wherein the cylindrical wall includes the first foldable material and a second foldable material, and the second foldable material is covered by the first foldable material.

3. The ice hole wrap of claim 2 , wherein the first material comprises a waterproof canvas.

4. The ice hole wrap of claim 3 , wherein the second material comprises a thermally-insulative material having an R-value that is greater than an R-value of the first material.

5. The ice hole wrap of claim 2 , wherein the first material comprises canvas and a polymer coating.

6. The ice hole wrap of claim 5 , wherein the second material comprises a waterproof reflective insulation.

7. The ice hole wrap of claim 6 , wherein the ice hole wrap does not include material layers in addition to the first and second materials.

8. The ice hole wrap of claim 2 , wherein the second material comprises a non-fabric insulation.

9. The ice hole wrap of claim 1 , wherein the cylindrical wall includes a first stitching line through the first material and the second material, the first stitching line oriented parallel to the first and second circular ends of the cylinder, the first stitching line positioned closer to the first circular end than the second circular end.

10. The ice hole wrap of claim 9 , further comprising two or more stitching lines oriented perpendicular to the first stitching line.

11. The ice hole wrap of claim 10 , wherein the two or more stitching lines comprise three stitching lines positioned equidistance from one another.

12. The ice hole wrap of claim 11 , wherein at least one of the stitching lines is a closure seam that secures the second material between first and second layers of the first material.

13. The ice hole wrap of claim 12 , wherein the first layer of the first material is an outer-most layer that defines an outer surface of the cylindrical wall, and the second layer is an inner-most layer that defines an inner surface of the cylindrical wall.

14. The ice hole wrap of claim 13 , wherein the first and second layers are defined by a single, unitary fabric piece.

15. The ice hole wrap of claim 13 , wherein the first layer is defined by a first piece of the first foldable fabric material, and the second layer is defined by a second piece of the first foldable fabric material, and the first and second pieces are secured together by stitching.

16. A method of forming an insulated ice hole wrap, comprising:

positioning a rectangular sheet of a first material around a first portion of a second material;

securing the first material to the second material with a first seam oriented parallel to a widthwise edge of the first material and a widthwise edge of the second material; and

securing a first lengthwise edge of the first material to a second and opposite lengthwise edge of the first material to form a foldable cylindrical wall having a first end, a second end, an inner surface, and an outer surface;

wherein the second material is completely encased within the first material.

17. The method of claim 16 , further comprising sewing one or more structural seams along the cylindrical wall of the cylinder, the structural seams extending from the first end to the second end.

18. The method of claim 17 , wherein sewing one or more structural seams is conducted prior to securing the first lengthwise edge of the first material to a second and opposite lengthwise edge of the first material.

19. The method of claim 18 , further comprising folding the cylinder outwardly such that a first portion of the inner surface of the cylinder is inverted outwardly from the center of the cylinder and over the outer surface of the cylinder.

20. The method of claim 19 , wherein a first portion of the outer surface of the cylindrical wall extends over a second portion of the outer surface of the cylindrical wall such that the first portion of the outer surface is disposed between the first portion of the inner surface and the second portion of the outer surface.

Continuity (2)
Provisional Application 62468085 · Mar 7, 2017
Related Publication 20180259114A1 · Sep 13, 2018