Claims
- 1. A mattress comprising:
a mattress core; a first padding layer positioned on top of the core; a second padding layer adjacent to the first padding layer; and a bottom support layer beneath the core, wherein the bottom support layer comprises a relatively dense and firm material; wherein the first padding layer has a contoured surface that is positioned against the second padding layer.
- 2. A mattress as in claim 1, wherein the core comprises a plurality of springs, and further comprising individual fabric pockets encasing each spring.
- 3. A mattress as in claim 2, wherein the fabric pockets are disposed in rows, and wherein adjacent rows of the fabric pockets are connected to each other near midpoints of each of the pockets.
- 4. A mattress as in claim 1, wherein the bottom support layer is selected from a group of support layers consisting of a matrix of foam elements, a polyurethane foam and fibers.
- 5. A mattress as in claim 1, wherein the core is selected from a group consisting of spring cores, latex cores, visco-elastic cores and bladders.
- 6. A mattress as in claim 4, wherein the bottom support layer has a firmness in the range from about 30 IFD to about 80 IFD.
- 7. A mattress as in claim 1, wherein the bottom support layer has a density greater than about one pound per cubic foot.
- 8. A mattress as in claim 1, wherein the contoured surface of the first layer is convoluted and faces away from the core.
- 9. A mattress as in claim 4, wherein the bottom support layer has a thickness in the range from about 0.5 inches to about 3 inches.
- 10. A mattress as in claim 1, wherein the first padding layer and the second padding layer comprise polyurethane foam.
- 11. A mattress as in claim 10, wherein the second padding layer has a density in the range from about 0.5 pounds to about 1.9 pounds, and an IFD in the range from about 5 to about 23.
- 12. A mattress as in claim 1, further comprising a quilted material disposed on top of the first and second padding layers.
- 13. A mattress as in claim 1, further comprising a border material disposed around sides of the mattress core.
- 14. A mattress as in claim 1, further comprising a cover material disposed over the bottom support layer.
- 15. A method for constructing a mattress, the method comprising:
providing a mattress core; placing a first padding layer on top of the core, the first padding layer having a contoured surface; placing a second padding layer adjacent to the contoured surface of the first padding layer; and placing a relatively firm and dense bottom support layer beneath the mattress core.
- 16. A method as in claim 15, wherein the core comprises a plurality of springs disposed in fabric pockets, wherein the fabric pockets are disposed in rows, and wherein adjacent rows of the fabric pockets are connected to each other near midpoints of each of the pockets.
- 17. A method as in claim 15, wherein the core is selected from a group consisting of spring cores, latex cores, visco-elastic cores and bladders.
- 18. A method as in claim 15, wherein the bottom support layer comprises a matrix of foam elements.
- 19. A method as in claim 15, wherein the bottom support layer is selected from a group consisting of bonded foam elements, polyurethane foam and fibers.
- 20. A method as in claim 18, wherein the bottom support layer has a firmness in the range from about 30 IFD to about 80 IFD.
- 21. A method as in claim 15, wherein the bottom support layer has a density of about one pound per cubic foot or greater.
- 22. A method as in claim 15, wherein the first padding layer and the second padding layer comprise polyurethane foam, and wherein the contoured surface is convoluted and faces away from the core.
- 23. A method as in claim 22, wherein the second padding layer has a density in the range from about 0.5 pounds to about 1.9 pounds, and an IFD in the range from about 5 to about 23.
- 24. A method as in claim 23, wherein the second padding layer has a height in the range from about {fraction (3/8)} inch to about 3 inches.
- 25. A method as in claim 15, further comprising incorporating the first and second padding layers into a quilting.
- 26. A method as in claim 15, further comprising placing a border material around sides of the core.
- 27. A method as in claim 15, further comprising placing a cover material over the bottom support layer.
CROSS-REFERENCES TO RELATED APPLICATIONS
[0001] This invention is a continuation in part application and claims the benefit of copending U.S. application Ser. No. 09/989,003, filed Nov. 21, 2001, the complete disclosure of which is herein incorporated by reference.
[0002] This application is also related to copending U.S. Application SER. No. ______, filed on the same date as the present invention (entitled “High Comfort Mattress and Methods for Constructing Them”) the complete disclosure of which is herein incorporated by reference.
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
09989003 |
Nov 2001 |
US |
Child |
10705640 |
Nov 2003 |
US |