Bogie (1) for a railway vehicle, comprising:- a frame (3) comprising a first side beam (5) and a second side beam (7) which extend along a longitudinal axis (X) of the bogie (1) spaced apart from each other;- a secondary suspension system (100) which is located on the frame (3) and comprises at least a first suspension assembly (110), said first suspension assembly (110) including a first air spring (112) and a first auxiliary spring (114) which are positioned at said first side beam (5), wherein the first air spring (112) is positioned below and is arranged to be pressurized for supporting the body of the railway vehicle (B) above the frame (3).The first auxiliary spring (114) is fixed to an upper side (2) of said first side beam (5) underneath and spaced apart from the first air spring (112); and the first suspension assembly (110) further comprises at least a first force-transmission mechanism (120, 121, 123, 125, 128) which is configured to transmit forces exerted by the body (B) on the first air spring (112) to the frame (3) via the first auxiliary spring (114).


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    Title :

    BOGIE WITH IMPROVED SECONDARY SUSPENSION SYSTEM, AND RAILWAY VEHICLE COMPRISING SUCH BOGIE


    Additional title:

    DREHGESTELL MIT VERBESSERTEM SEKUNDÄREM AUFHÄNGUNGSSYSTEM UND SCHIENENFAHRZEUG MIT SOLCH EINEM DREHGESTELL
    BOGIE À SYSTÈME DE SUSPENSION SECONDAIRE AMÉLIORÉ, ET VÉHICULE FERROVIAIRE COMPRENANT UN TEL BOGIE


    Contributors:

    Publication date :

    2024-04-24


    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