DEVICE FOR CLEANING AND CUTTING OF BALLAST Russian patent published in 1997 - IPC

FIELD: railway track maintenance equipment. SUBSTANCE: device has load-bearing frame which carries power-driven drum and mounted on outer surface of drum are buckets with cutting edge. Also mounted are housing with opening in its upper part installed inside drum, and conveyer installed inside housing. Rigidly fastened in each bucket are two cleaning screens located one above other. Upper-located screen has through-openings which are larger in size than through-openings in lower-located screen. Part of upper screen adjoining drum is made in the form of lip which is pivotally connected with screen. EFFECT: high efficiency. 3 cl, 6 dwg