RAILWAY VEHICLE THREE-AXLE BOGIE Russian patent published in 2002 - IPC

FIELD: railway transport. SUBSTANCE: proposed three-axle bogie has two-axle bogie 1 with overspring bolster with pivot 9, wheelset and forked connecting beam 4 resting on overspring bolster, and wheelset axle boxes. Forked connecting beam is made sectional, consisting of two hinge-coupled parts whose rod part is furnished with step bearing support secured on overspring bolster of two-axle bogie and seat for mounting the pivot which provides fastening of connecting beam to step bearing support of two-axle bogie. Forked part is furnished with supports for car underframe side bearers. Pivot is provided with support shoulder limiting height of its mounting. EFFECT: enlarged operating capabilities, reduced load on wheelset. 2 cl, 4 dwg