METAMATERIAL SOUND INSULATION DEVICE

It is described a metamaterial sound insulation device, with improved efficiency in dampening sound transmission across it compared to a traditional sound insulation device having comparable size and weight. The device is especially adapted for sound insulation in the automotive field.

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Bibliographische Detailangaben
Hauptverfasser:	Tiengo, Massimiliano, Lesage, Giorgio, Tarello, Maurizio, D'Alessandro, Luca, Capellari, Giovannni, Meduri, Simone
Format:	Patent
Sprache:	eng
Schlagworte:	ACOUSTICS ACOUSTICS NOT OTHERWISE PROVIDED FOR LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING,NOISE OR OTHER ACOUSTIC WAVES IN GENERAL MUSICAL INSTRUMENTS PERFORMING OPERATIONS PHYSICS SOUND-PRODUCING DEVICES TRANSPORTING VEHICLES IN GENERAL VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISEPROVIDED FOR
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Beschreibung
Zusammenfassung:	It is described a metamaterial sound insulation device, with improved efficiency in dampening sound transmission across it compared to a traditional sound insulation device having comparable size and weight. The device is especially adapted for sound insulation in the automotive field.