Provided is rolling stock in which a center beam is formed of an upper plate part, a lower plate part, and a pair of side plate parts located on opposite sides of the upper plate part and the lower plate part into a rectangular tube cross-sectional shape. Each of the upper plate part and the lower plate part is formed by placing a plurality of plate members on each other, at least an outermost one of the plate members is formed in a flat plate shape, and a ridge portion projecting to a tube inner side is formed in a center portion, in the width direction, of the plate member located on an inner side such that the ridge portion is continuous in a longitudinal direction of the center beam, and which has an underframe capable of preventing the upper plate part and the lower plate part from buckling.
Rolling stock
2016-10-25
Patent
Electronic Resource
English
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 |
Online Contents | 2011
IuD Bahn | 2011
|Engineering Index Backfile | 1925