To provide an inexpensive sound absorbing cover covering a sound source side component such as an engine cover of a vehicle, which can reduce overall thickness and simplify manufacturing work by eliminating need for laminating nonwoven fabrics.SOLUTION: A sound absorbing cover 10 covering a sound source side component 41 such as an engine cover is composed of a body 11 made of molded polyurethane foam, a support portion 21 supporting the body 11 away from a surface 43 of the sound source side component 41, and an air layer 31.SELECTED DRAWING: Figure 1

    【課題】車両のエンジンカバーなどの音源側部材を覆う吸音カバーについて、全体厚みを薄くでき、かつ不織布の貼り合わせが不要で製造作業が簡略になる、安価な吸音カバーの提供を目的とする。【解決手段】エンジンカバーなどの音源側部材41を覆う吸音カバー10において、モールド成形されたポリウレタンフォームからなる本体11と、本体11を音源側部材41の表面43から離して支持する支持部21と、空気層31とで吸音カバー10を構成する。【選択図】図1


    Access

    Download


    Export, share and cite



    Title :

    SOUND ABSORBING COVER AND SOUND SOURCE COMPONENTS


    Additional title:

    吸音カバーと音源部品


    Contributors:

    Publication date :

    2022-05-17


    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 / C08G MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS , Makromolekulare Verbindungen, anders erhalten als durch Reaktionen, an denen nur ungesättigte Kohlenstoff-Kohlenstoff-Bindungen beteiligt sind / F02B INTERNAL-COMBUSTION PISTON ENGINES , Brennkraftmaschinen mit innerer Verbrennung mit Verdrängerwirkung



    SOUND-ABSORBING COVER

    TOMIYAMA KOJI / ONISHI MASAHIRO / ADACHI YUHEI et al. | European Patent Office | 2021

    Free access

    SOUND-ABSORBING COVER

    TOMIYAMA KOJI / ONISHI KAZUYOSHI / ADACHI YUHEI et al. | European Patent Office | 2023

    Free access


    Sound absorbing cover, sound absorbing assembly, and magnetic induction foam molding device

    TOMIYAMA KOJI / KUTSUNA RYOSUKE / YABU AKIO | European Patent Office | 2017

    Free access

    Sound absorbing body and sound absorbing structure

    UENO TAEKO | European Patent Office | 2022

    Free access