Lear Corporation

Shuo Wang

Brian Cristea

Gordon L Ebbitt

Mark Fero

Paul G Deacon

Roland Woodcock

Acoustical attenuating devices ( ) and method of forming them. The attenuating devices ( ) include an exterior layer ( ), a sound absorption layer ( ), and multiple perforated layers ( ) coupled to the sound absorption layer ( ). The perforated layers ( ) include a perforated structural layer ( ) and a perforated substrate layer ( ). The perforated structural layer ( ) and the perforated substrate layer ( ) provide structural stiffness and define multiple resonating tubes ( ) that attenuate sound.

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Dearborn, MI, United States of America

Shuo Wang