Composite sound absorber

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United States of America Patent

PATENT NO 9623627
SERIAL NO

14605506

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Abstract

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A sound absorbing material comprising a nonwoven fibrous acoustic insulation material and a flow resistive nonwoven facing, wherein the flow resistive nonwoven facing is bonded to the insulation material and has an air flow resistance of from about 600 to about 1800 Rayls and a surface mass of from about 20 to about 150 g/m2.

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Patent Owner(s)

  • ZEPHYROS, INC.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Coates, Michael William Victoria, AU 16 226
Gibbons, Philip John Victoria, AU 13 202
Kierzkowski, Marek Victoria, AU 6 74

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