A soundproof member is mounted on a structure including a rotation body, covers at least a part of outer peripheral surfaces of the structure, includes an integral article of an elastic member, and has eccentrically located portions having at least a greater thickness or a greater density than the other portions. The eccentrically located portions may be thick wall portions having a greater thickness than the other portions. When the elastic member has a base material including polymer and a magnetic filler included in a state of being oriented in the base material, highly filled portions in which a content of the magnetic filler is greater than that of the other portions can be set as the eccentrically located portions.


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    Title :

    Soundproof member


    Contributors:
    YOSHIKAWA KEI (author) / TOMIYAMA KOJI (author) / YABU AKIO (author) / SUZUKI YASUO (author)

    Publication date :

    2023-04-25


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    G10K Tonerzeugungsvorrichtungen , SOUND-PRODUCING DEVICES / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / C08J Verarbeitung , WORKING-UP / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS



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