DUMPCAR UPPER FRAME WITH SHOCK RESISTANT FLOOR BOARDING Russian patent published in 1994 - IPC

FIELD: railway transport. SUBSTANCE: device has longitudinal side and middle beams displaced in vertical plane relative to each other and overlapped in horizontal plane by sheets on which shock absorbing member and shock absorbing lining are installed, both being overlapped by upper sheet of flooring furnished with brackets. Use of shock absorbing member made up of split members of different thickness and shock absorbing lining, and hinge connection of floor upper sheet make it possible to distribute shock load at elastic deformation of all members of metal structure. EFFECT: enlarged operating capabilities. 4 dwg