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US 12,686,200 B2Granted
Flooring panel
AssigneeChampion Link International Corporation
InventorsThomas Luc Martine Baert, Tom Van Poyer, Sven Boon
Life of this patent
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Abstract
The invention relates to a flooring panel suitable for constructing a floor covering, which panel comprises a core layer and a decorative top layer and a layer situated between the core layer and the decorative top layer which enables improves sound performance.
Claims15
A hard surface flooring panel suitable for constructing a floor covering, comprising:
- at least one core layer;
- at least one backing layer attached to a rear side of the at least one core layer;
- at least one decorative top layer;
- and
- at least one compressible layer situated between the at least one core layer and the at least one decorative top layer;
- wherein the at least one decorative top layer has a first acoustic impedance of at least 4 MRayl;
- wherein the panel further comprises a first acoustic impedance boundary and a second acoustic impedance boundary;
- wherein the first acoustic impedance boundary is formed by the at least one decorative top layer and the at least one compressible layer, wherein the at least one compressible layer has a second acoustic impedance that is at least less than half the first acoustic impedance;
- and
- wherein the second acoustic impedance boundary is formed by the at least one compressible layer and the at least one core layer, wherein the at least one core layer has a third acoustic impedance that is at least twice the second acoustic impedance.
7 more elements
Dependencies are inferred from the claim text.