A sound insulation structure includes a mass part and a plurality of spring parts. The mass part is arranged to be spaced from a compartment member that compartmentalizes an internal space of a structure body and an outside. At least part of the mass part has a flat surface shape. The spring part is arranged on a side facing the compartment member in the mass part. The spring part includes: a hollow film material having airtightness and flexibility; and a gas encapsulated within the film material. The film material includes a recess part on one surface which is at least one of surfaces on the compartment member side and the mass part side.


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    Titel :

    SOUND INSULATION STRUCTURE


    Beteiligte:
    KURIHARA IKUMI (Autor:in) / KONDO TAKASHI (Autor:in) / NOGUCHI YOSHIHIRO (Autor:in)

    Erscheinungsdatum :

    17.09.2020


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / G10K Tonerzeugungsvorrichtungen , SOUND-PRODUCING DEVICES



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