Patent ID: 8931227
Filing Date: 2015-01-13
Classification: E04B,E04F

Abstract:
1. A flooring system, comprising: a top floor layer comprising a plurality of luxury vinyl tiles, wherein the top floor layer comprises a tile joint between adjacent tiles of the plurality of luxury vinyl tiles; a sub-floor; and an underlayment material comprising a cross-linked, polyolefin foam disposed between the sub-floor and the top floor layer, wherein the underlayment material comprises a configuration of material having a density in a range of 20 kilograms per cubic meter (kg/m wherein the configuration of the underlayment material prevents a portion of at least one of the plurality of luxury vinyl tiles at the tile joint from bending by more than 45 degrees, relative to another portion of the top floor layer, when at least 3.1 pounds per square inch (psi) of pressure is applied to at least one of the tile joint or the portion of the at least one of the plurality of luxury vinyl tiles at the tile joint.