Granted Patent B2

US 9,980,845 · App. 14/468,872 · Granted May 29, 2018

Abstract

Claims (27)

1. A device, comprising:

a leg engaging section and a foot engaging section intersecting at a heel receiver, the leg engaging section and the foot engaging section defining a leg insertion aperture, at least the leg engaging section comprising a compressible cushion layer; and

at least one bolster tube disposed interior the leg engaging section, the at least one bolster tube comprising a first bolster tube disposed along a first side of the leg engaging section and a second bolster tube disposed along a second side of the leg engaging section, the at least one bolster tube at least completely surrounded by the compressible cushion layer;

wherein the at least one bolster tube and the compressible cushion layer are manufactured from different materials.

2. The device of claim 1 , the compressible cushion layer manufactured from one of an organic batting, an inorganic batting, or combinations thereof.

3. The device of claim 1 , the at least one bolster tube defining a triangular cross section.

4. The device of claim 1 , the first side and the second side opposite sides of the device.

5. The device of claim 1 , the first bolster tube, the second bolster tube, and the leg engaging section arranged in a parallel alignment.

6. The device of claim 1 , the leg engaging section defining a base member disposed between the first side and the second side, the first bolster tube disposed exterior the first side, the second bolster tube disposed exterior to the second side.

7. The device of claim 1 , the at least one bolster tube manufactured from a compressible foam.

8. The device of claim 1 , the at least one bolster tube manufactured from a batting.

9. The device of claim 1 , the at least one bolster tube defining a trapezoidal cross section.

10. The device of claim 1 , the at least one bolster tube defining a polygonal cross section.

11. The device of claim 1 , wherein the at least one bolster tube is inflatable.

12. The device of claim 1 , further comprising one or more fastening straps extending from sides of the leg engaging section, the foot engaging section, or combinations thereof.

13. The device of claim 12 , the one or more fastening straps comprising four fastening straps, with at least one fastening strap extending from a first side of the device, while other fastening straps extend from another side of the device.

14. The device of claim 1 , the compressible cushion layer comprising one of an organic batting or an inorganic batting.

15. The device of claim 1 , the at least one bolster tube to stabilize the device rotationally.

16. A device, comprising:

a leg engaging section and a foot engaging section intersecting at a heel receiver, the leg engaging section and the foot engaging section defining a leg insertion aperture, wherein:

at least the leg engaging section comprises a compressible cushion layer; and

the leg engaging section comprises at least one bolster completely surrounded by the compressible cushion layer to stabilize the device rotationally;

the at least one bolster comprising a first bolster disposed along a first side of the leg engaging section and a second bolster disposed along a second side of the leg engaging section.

17. The device of claim 16 , further comprising one or more fastening straps.

18. The device of claim 16 , the first side and the second side opposite sides of the device.

19. The device of claim 16 , wherein the bolster comprises a square cross section.

20. The device of claim 16 , wherein the bolster comprises a free-form cross section.

Assignments (6)