DUMP TRUCK Russian patent published in 2011 - IPC B62D33/23 B60P1/04 

FIELD: transport.

SUBSTANCE: invention refers to transportation equipment. Dump truck includes body with bottom inclined towards the cabin, front wall and side, lifting and lowering drive of body the bottom of which is lined with wear-resistant material. Lining of body bottom is made of separate plates of rectangular shape, which are adjacent to each other with gaps so that the plates can be borne on the side of rear bottom edge against the flange fixed on bottom. Plates have the holes the axes of which are oriented normally to the plane of plates. Pins are fixed on the body bottom normally to the surface of bottom with possibility of their free arrangement in holes with gaps equal to gaps between the plates. Length of protruding part of pins is equal to thickness of lining plates after allowable friction wear on the side of their upper edge prior to replacement with new ones. To middle part of each plate during its replacement there welded is clamp from bar of circular cross section with possibility of its being gripped with hook of lifting device. Lining of sides and front wall of body is made in the form of suspended plates adjacent to each other.

EFFECT: wear resistance is improved and labour input during replacement of worn-out lining of dump truck body is reduced.

5 cl, 8 dwg