To provide soundproof structure that has a small number of parts, and is compact and low-cost by utilizing ribs provided to be protruded on an inner face of a case of a power source or a power transmission device. In the soundproof structure, the ribs (35) protruded on the inner face of the case (30) of a power source or a power transmission device are protruded to form a single or a plurality of tubular bodies, and a lid member (36) covers an opening facing an inside of the case (30) of the single or plurality of tubular bodies formed by the ribs (35) to form a single or a plurality of tubular body inside spaces (37). Also, the single or plurality of tubular body inside spaces (37), and an internal space of the case (30) communicate with each other through a hole or holes (36a) bored in the lid member (36).


    Access

    Download


    Export, share and cite



    Title :

    Soundproof Structure


    Additional title:

    Schalldichte Struktur
    Structure insonorisée


    Contributors:

    Publication date :

    2017-05-24


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    F02B INTERNAL-COMBUSTION PISTON ENGINES , Brennkraftmaschinen mit innerer Verbrennung mit Verdrängerwirkung / B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer / F16F SPRINGS , Federn / F16H Getriebe , GEARING



    SOUNDPROOF STRUCTURE AND METHOD FOR MANUFACTURING SOUNDPROOF STRUCTURE

    OTSUKA TETSUYA / HAYASHI NAOTO / SUTOU TAKESHI | European Patent Office | 2022

    Free access

    Soundproof structure and adjustment method of soundproof structure

    NAYA MASAYUKI / HAKUTA SHINYA / YAMAZOE SHOGO | European Patent Office | 2019

    Free access

    Soundproof structure and method of manufacturing soundproof structure

    OTSUKA TETSUYA / HAYASHI NAOTO / SUTOU TAKESHI | European Patent Office | 2022

    Free access

    SOUNDPROOF STRUCTURE AND METHOD FOR MANUFACTURING SOUNDPROOF STRUCTURE

    OTSUKA TETSUYA / HAYASHI NAOTO / SUTOU TAKESHI | European Patent Office | 2018

    Free access

    SOUNDPROOF STRUCTURE AND METHOD FOR ADJUSTING SOUNDPROOF STRUCTURE

    NAYA MASAYUKI / HAKUTA SHINYA / YAMAZOE SHOGO | European Patent Office | 2017

    Free access