A railcar bogie includes: a cross-beam supporting a carbody; pair of axles at both cross-beam sides in car longitudinal direction and extending in car-width direction; bearings at both car-width direction sides of each axle and rotatably supporting axles; axle-boxes accommodating respective bearings; plate-springs supporting both car-width direction end-portions of the cross-beam and extending in car longitudinal direction, both car longitudinal direction end-portions of each plate-springs supported by axle-boxes; pressing members at both car-width direction end-portions of the cross-beam placed on respective car longitudinal direction middle-portions of plate-springs, lower surface of a portion of each pressing member having a convex downward circular-arc shape in side-view, the portion pressing the plate-spring, a middle-portion upper surface of each plate-spring having convex downward circular-arc shape in side-view, the middle-portion pressed by the pressing member, and a lower surface curvature of the pressing member larger than the upper surface curvature of the middle plate-spring portion.


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    Titel :

    Railcar bogie


    Beteiligte:
    NISHIMURA TAKEHIRO (Autor:in) / NAKAO SHUNICHI (Autor:in) / OKUMURA YASUFUMI (Autor:in) / ANDO SHINTARO (Autor:in)

    Erscheinungsdatum :

    31.10.2017


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    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 / B61C Lokomotiven , LOCOMOTIVES



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