An object of the invention is to provide a bolster structure capable of securing a prescribed space between a bolster and an underframe, maintaining the rigidity of a bolster structure, and reducing the weight and cost of the bolster structure, and a railroad vehicle including the bolster structure. A bolster structure 13 is provided on a underframe 10 constituting a floor of a structure body 1 of a railroad vehicle 100, and is formed by joining a plurality of shaped members 15 having a multi-layer structure in which a width direction of the structure body 1 is an extrusion direction. The plurality of shaped members include: shaped members 15B and 15C having a region 26 in which a part of layers on an underframe 10 side is notched at a center of the structure body 1 in the width direction; and shaped members 15A and 15D including a fastening portion 22 formed by notching a part of layers at both ends of the structure body 1 in the width direction. A side beam 11 of the underframe 10 is fixed by the fastening portion 22.


    Access

    Download


    Export, share and cite



    Title :

    BODY BOLSTER STRUCTURE FOR RAILWAY VEHICLE, AND RAILWAY VEHICLE


    Additional title:

    WAGENKASTENWIEGENSTRUKTUR FÜR SCHIENENFAHRZEUG UND SCHIENENFAHRZEUG
    STRUCTURE DE TRAVERSE DE CARROSSERIE POUR VÉHICULE FERROVIAIRE ET VÉHICULE FERROVIAIRE


    Contributors:

    Publication date :

    2024-04-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B61F Untergestelle für Schienenfahrzeuge, z.B. Fahrgestellrahmen, Drehgestelle oder Anordnungen der Radsätze , RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES



    BODY BOLSTER STRUCTURE FOR RAILWAY VEHICLE, AND RAILWAY VEHICLE

    KIMURA SOTA / TAKAHARA KYOUJI | European Patent Office | 2022

    Free access

    BODY BOLSTER STRUCTURE FOR RAILWAY VEHICLE, AND RAILWAY VEHICLE

    KIMURA SOTA / TAKAHARA KYOUJI | European Patent Office | 2022

    Free access

    BODY BOLSTER OF RAILWAY VEHICLE TRUCK

    NARITA TOMOHIRO / ISOMURA KAZUO | European Patent Office | 2018

    Free access

    BODY BOLSTER-FREE UNDERFRAME END STRUCTURE OF RAILWAY VEHICLE

    LIANG JUXING / WANG XINGWEN / LI YUNCHUAN et al. | European Patent Office | 2021

    Free access

    BOLSTER BEAM FOR RAILWAY VEHICLE BOGIE

    NARITA TOMOHIRO / ISOMURA KAZUO | European Patent Office | 2018

    Free access