A railway car truck including a bolster and two parallel sideframes, the bolster having two ends each received in an opening in one of the sideframes, a spring group supporting the bolster end in each sideframe, each sideframe having two pedestal ends, two axles each having two ends, two wheels each fitted to a journal portion of each axle, a plurality of axle bearings each fitted on one of the axle ends, a plurality of adapters each with an adapter pad, with each adapter and adapter pad received in one of the sideframe pedestal ends, wherein each adapter pad has a resistance to pitch and twist such that a longitudinal steering force created between the wheels to rails of a wheelset of from 5,000 to 7,000 pounds is sufficient to radially align the wheelset with a curve in a railway track. 27*2
PASSIVE STEERING FOR A THREE PIECE RAILWAY TRUCK
2018-09-27
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 |