There is provided a three-axle truck for a railcar having three wheelsets in a truck frame of the one truck, in which in each of the wheelsets, axle boxes are supported by the truck frame through axle springs, the truck frame has a structure for supporting a carbody whose weight is variable, and making variations in axle loads on the respective wheelsets be maintained at a preset value or less in spite of change of the carbody weight, and in this structure, spring constants of the both-end axle springs in the respective wheelsets located at both ends of three axles are set to be larger than a spring constant of the middle axle spring of the wheelset located in the middle.


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    Title :

    Truck for railcar


    Contributors:

    Publication date :

    2019-03-19


    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



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