Hybrid acoustic silencer

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11143071
APP PUB NO 20200332688A1
SERIAL NO

16388995

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Abstract

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A hybrid acoustic silencer for a motor vehicle includes an insertion loss layer tuned for good insertion loss properties at specific frequencies and an absorption layer tuned for good absorption properties at specific frequencies. The insertion loss layer is configured to be adjacent to a sound radiating surface of the motor vehicle and the absorption layer is configured to face outward from the sound radiating surface of the motor vehicle.

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Patent Owner(s)

Patent OwnerAddress
CASCADE ENGINEERING INC3400 INNOVATION COURT SE GRAND RAPIDS MI 49512

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Campbell, Michael Thomas Grand Rapids, US 1 3
Skestone, Andrew Caledonia, US 1 3

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