To provide a sound absorbing structure that exerts high sound-absorbing performance in a frequency range of 300 Hz or less, a vehicle interior component, and a vehicle.SOLUTION: A sound absorbing structure 1, where a porous body sheet 10 and a grid plate 20 made of resin or metal are laminated in this order, is provided. The porous body sheet is fixed to the grid plate at a region facing at least a portion of grid points 21 of the grid plate, and regions other than the fixed region is displaceable in a sound incident direction.SELECTED DRAWING: Figure 1

    【課題】300Hz以下の周波数域において高い吸音性能を発揮する吸音構造、自動車用内装部品及び自動車を提供する。【解決手段】多孔質体シート10及び樹脂又は金属からなる格子板20がこの順に積層される吸音構造1であって、多孔質体シートは、格子板の格子点21の少なくとも一部に対向する部位で格子板に固定され、固定された部位以外の部位は、音が入射する方向に変位可能である。【選択図】図1


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    Title :

    SOUND ABSORBING STRUCTURE, VEHICLE INTERIOR COMPONENT, AND VEHICLE


    Additional title:

    吸音構造、自動車用内装部品および自動車


    Contributors:

    Publication date :

    2023-02-09


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    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



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