DUMP TRUCK Russian patent published in 2011 - IPC B60P1/28 

FIELD: transport.

SUBSTANCE: invention relates to automotive industry. Proposed dump truck body bottom has lining 1 made from separate rectangular plates 3 arranged with a gap 2 to allow said plates to thrust against bead 4 secured to the bottom on its rear edge. Plates have bores 5 with their axes oriented normally to the plane of plates. Rods 6 are secured to bottom surface to move unobstructed in aforesaid bores and with clearance 7 equal to gaps between plates. Note here that the lengths of rod extension is taken to equal the lining plate thickness after admissible friction wear on the plate top edge before plates replacement. There is a hook made from round bar and welded to the plate center to allow load lifting device to grip the plate.

EFFECT: ease of mounting dismantling of lining plates, reduced operating costs and consumption of materials.

1 dwg