An axle box suspension of a railcar includes: a coupler extending from the axle box in a car longitudinal direction and including a tubular portion at a tip end portion of the coupler, the tubular portion opens toward both sides in a car width direction, the coupler coupling the axle box and a bogie frame; a core rod inserted into an internal space of the tubular portion, a pair of protruding portions provided at both respective sides of the core rod in the car width direction; an elastic bushing interposed between the tubular portion and the core rod; a pair of receiving seats at the bogie frame, including a pair of recess portions and a pair of groove portions, a pair of lids supporting the pair of protruding portions fitted into the pair of groove portions, and fasteners fixing the lids to the receiving seats.
Axle box suspension of railcar
2021-07-20
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 |