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US 4,522,857 AGranted
Carpet tile with stabilizing material embedded in adhesive layer
AssigneeMilliken Research Corporation
InventorKenneth B. Higgins
Life of this patent
Estimating the term…
Abstract
A freelay tufted or bonded carpet tile which has a carpet base of foam thereon to increase the comfort level and decrease fatigue to the person or persons walking thereon and also lowers the noise level due to a decrease in accoustical value.
Claims8
A carpet tile comprising:
- a primary carpet base having pile yarns projecting upwardly therefrom, a foam base layer below said primary carpet base and a thermoplastic material securing said primary carpet base to said foam layer base and having a layer of stabilizing material embedded therein, said foam layer base having a carrier material adjacent said thermoplastic material and a high density foam material on the side of said carrier material away from said carrier material.
A carpet tile comprising:
- A primary carpet base having pile yarn projecting upwardly therefrom, a foam base layer below said primary carpet base and an adhesive material between and laminating said primary carpet and said foam base layer together, said adhesive material having a glass fabric embedded therein to provide dimensional stability to said carpet tile, said foam base layer having a first layer of high density urethane and a polypropylene carrier fabric laminated thereto, said urethane having a weight in the range of 10-60 ozs./square yard.
Dependencies are inferred from the claim text.