HOPPER-CAR Russian patent published in 2003 - IPC

FIELD: railway transport. SUBSTANCE: invention relates to hopper-cars for transportation of alumina. Proposed hopper-car contains body rigidly secured on load-bearing frame with center sill and bolsters, and cover with charging hatches. Body consists of sealed hopper compartment 3 and two nonsealed compartments 2 furnished with sliding doors 14 and adjoining hopper compartment. Rectangular-type side non-sealed compartments are fitted into sides of sealed hopper compartment, each resting simultaneously on two holsters. Middle sealed compartment is provided with end face bevels reinforced in plane of bolsters by spacer bars closed together with bolsters by vertical posts. Sealed compartment over non-sealed side compartments is equipped with tilted flats to roll off aluminum. EFFECT: simplified design, provision of resting of each compartment of bolsters. 2 cl, 3 dwg