Patent ID: 7700176
Filing Date: 2010-04-20
Classification: B32B,B60N,D06N,Y10T

Abstract:
1. A porous tufted carpet, comprising: a backing layer of fibrous material having opposite first and second sides and a plurality of fiber tufts that extend outwardly from the first side, wherein the backing layer is formed by applying a layer of heated thermoplastic material to a side of a layer of fibrous material having a plurality of yarn tufts extending outwardly from an opposite side thereof, wherein the heated layer of thermoplastic material penetrates the layer of fibrous material; and a plurality of air channels formed in the backing layer that extend between the first and second sides of the backing layer, wherein the plurality of air channels each terminate at a respective single aperture in the first side of the backing layer and at multiple apertures in the second side of the backing layer.