SELF-DUMPING BOXCAR Russian patent published in 2015 - IPC B61D9/02 

FIELD: transport.

SUBSTANCE: self-dumping car includes body, upper frame (8), subframe (2) with centre sill (1), centre sill, pneumatics for body lifting during loading, body turning during unloading and its return to original position including rubber-cord cushions (3). The cushions providing body lifting and its turning are hinged on centre sill (1) and rigidly connected with upper frame, and cushions (10,11) providing initial stage of body turning and its return to original position are located in hoisting devices installed on brackets of subframe and located on both sides of centre sill (1). Each hoisting device includes vertically oriented frame (14) installed in bracket with possibility of vertical movement, and on upper and lower parts of frame base plates are fixed between which cushions are placed. On the upper part of frame, cushions provide initial stage of body turning, and on the lower part of frame they provide body return to initial position. On the movable frame of hoisting device, block (15) for cable (16) connecting bracket (9) of lower frame with middle of body upper frame is fixed.

EFFECT: decreased car weight, higher reliability.

3 dwg