A soundproof body is formed by a two-layer lamination structure of a felt layer and a film layer. Some of plural fibers constructing the felt layer are formed to be thicker than the remaining fibers.
Soundproof body and silencer for motor vehicles
2022-08-09
Patent
Electronic Resource
English
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM , Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse / B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet / G10K Tonerzeugungsvorrichtungen , SOUND-PRODUCING DEVICES |
SOUNDPROOF BODY FOR MOTOR VEHICLES AND SILENCER FOR MOTOR VEHICLES
European Patent Office | 2016
|Soundproof body for motor vehicles and silencer for motor vehicles
European Patent Office | 2017
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