According to the present invention, a holey-plate material for absorbing and blocking sound is a holey-plate material having embossed portions formed thereon. Punched groups, which are formed in such a manner that a plurality of punched holes with diameters in at least two kinds are gathered, are formed at the holey-plate material while having a predetermined pattern. The punched groups form virtual regular hexagonal patterns in such a manner that a plurality of punched holes are gathered, and the regular hexagonal pattern are arranged to form a honeycomb structure. The holey-plate material for absorbing and blocking sound is able to absorb and block sound waves with various frequencies.

    본 발명에 의한 흡차음 타공판재는, 엠보가 형성된 타공판재로서, 상기 타공판재에는 적어도 두 종류 이상의 직경을 갖는 복수 개의 타공홀이 모여서 형성된 타공군이 소정의 패턴으로 형성된 것을 특징으로 한다.


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    Titel :

    HOLEY-PLATE FOR ABSORPTION AND INSULATION OF SOUND


    Weitere Titelangaben:

    흡차음 타공판재


    Beteiligte:
    SIM JAE GI (Autor:in)

    Erscheinungsdatum :

    08.11.2017


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Koreanisch


    Klassifikation :

    IPC:    B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / F02B INTERNAL-COMBUSTION PISTON ENGINES , Brennkraftmaschinen mit innerer Verbrennung mit Verdrängerwirkung



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