Active design of exhaust sounds

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9728176
SERIAL NO

14636667

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A sound generator (1) includes a casing (10) with at least one exhaust gas inlet (11) and at least one exhaust gas outlet (12) that is different from the at least one exhaust gas inlet (11) and at least one electro-acoustical transducer (20). The electro-acoustical transducer (20) is configured to produce sound in dependence on an electrical control signal. The electro-acoustical transducer (20) is located within the casing or directly attached to the casing. An active noise control system (9) includes the sound generator (1). A vehicle (8) with an internal combustion engine (6) includes the active noise control system (9).

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Patent Owner(s)

  • EBERSPACHER EXHAUST TECHNOLOGY GMBH & CO. KG

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Keck, Mathias Esslingen, DE 2 10
Romzek, Martin Fenton, US 2 40

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