DUMP-CAR BODY FLOOR BOARDING Russian patent published in 2001 - IPC

FIELD: transport engineering; rolling stock. SUBSTANCE: proposed dump-car body floor boarding has base 2 and protective sheet 3 laid on frame 1 with shock- absorbing lining placed in between. This lining is made of wooden boards tightly pressed to each other and additional flexible members made in form of strips of elastic material, for instance, from waste conveyor belt. Boards are wrapped with strips from three sides, edges of strips being fastened to board sides. Protective sheet can be rigidly connected with frame by edge with possibility of sliding of at least one edge in horizontal plane or sliding of all edges in horizontal plane. EFFECT: improved reliability. 4 cl, 4 dwg