A low soundproof device comprises: a support unit; a soundproof unit; and a sound absorption unit. The support unit is fixated to a roadbed near a rail. The soundproof unit comprises: a vertical soundproof plate vertically extended from the support unit; and a horizontal soundproof plate extended from the vertical soundproof plate toward the rail to reduce noise. The sound absorption unit is attached to an upper surface of the horizontal soundproof plate to absorb noise.

    저상 방음장치는 지주부, 방음부 및 흡음부를 포함한다. 상기 지주부는 레일에 근접한 노반에 고정된다. 상기 방음부는 상기 지주부로부터 상부방향으로 연장된 수직 방음판, 및 상기 수직 방음판으로부터 레일 방향으로 연장된 수평 방음판을 포함하여 소음을 저감한다. 상기 흡음부는 상기 수평 방음판의 상면에 부착되어 소음을 흡수한다.


    Access

    Download


    Export, share and cite



    Title :

    LOW HEIGHT SOUNDPROOFING APPARATUS NEAR RAILWAY TRACK


    Additional title:

    레일 근접형 저상 방음장치


    Contributors:

    Publication date :

    2017-09-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    E01B PERMANENT WAY , Gleisoberbau / B61K Andere Hilfseinrichtungen für Eisenbahnen , OTHER AUXILIARY EQUIPMENT FOR RAILWAYS



    SOUNDPROOFING MATERIAL

    NAKANE KAZUYASU | European Patent Office | 2021

    Free access

    Soundproofing part and soundproofing device having same

    YASUO YANAI / TAKUJI ITO | European Patent Office | 2015

    Free access


    SOUNDPROOFING MEMBER AND METHOD FOR MANUFACTURING SOUNDPROOFING MEMBER

    SAKAI TAIGA | European Patent Office | 2021

    Free access

    SOUNDPROOFING STRUCTURE

    UCHIDA NAOYUKI / INOUE KAZUMA / NAKAYAMA MASANARI | European Patent Office | 2025

    Free access