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    POROUS SOUND-ABSORBING BOARD

    Neue Suche nach: YAMAGUCHI ZENZO
    Neue Suche nach: YAMAGIWA ICHIRO

    A perforated sound-absorbing plate includes a perforated plate as a base material in which a large number of through holes are formed. A coating film is provided on an inner wall surface of the through hole, and a through-hole portion whose volume is smaller than a volume of the through hole is formed by the coating film.

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    POROUS SOUND-ABSORBING BOARD

    Neue Suche nach: YAMAGUCHI ZENZO
    Neue Suche nach: YAMAGIWA ICHIRO

    A perforated sound-absorbing plate includes a perforated plate as a base material in which a large number of through holes are formed. A coating film is provided on an inner wall surface of the through hole, and a through-hole portion whose volume is smaller than a volume of the through hole is formed by the coating film.

    Zugriff

    Download

    POROUS SOUND-ABSORBING BOARD

    Neue Suche nach: YAMAGUCHI ZENZO
    Neue Suche nach: YAMAGIWA ICHIRO

    A perforated sound-absorbing plate includes a perforated plate as a base material in which a large number of through holes are formed. A coating film is provided on an inner wall surface of the through hole, and a through-hole portion whose volume is smaller than a volume of the through hole is formed by the coating film.

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    Dokumentinformationen
    Titel:

    POROUS SOUND-ABSORBING BOARD

    Beteiligte:

    YAMAGUCHI ZENZO (Autor:in) / YAMAGIWA ICHIRO (Autor:in)

    Erscheinungsdatum:

    18.04.2019

    Medientyp:

    Patent

    Format:

    Elektronische Ressource

    Sprache:

    Englisch

    Klassifikation:

    IPC:  E04B Allgemeine Baukonstruktionen , GENERAL BUILDING CONSTRUCTIONS / G10K Tonerzeugungsvorrichtungen , SOUND-PRODUCING DEVICES

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