Patent ID: 8196729

Claim:
A conveyor system for unloading material transport vehicles comprising: a frame configured to be transportable by a towing vehicle, the frame carrying a belt conveyor system generally from a first end to a second end of the frame; a grate supported by the frame near the first end of the frame, the grate being positioned over a portion of the belt conveyor system; a first support surface adjacent to the grate on the first side of the frame; a second support surface adjacent to the grate on the second side of the frame; the first support surface, second support surface and grate having a width suitable to accommodate a material transport vehicle and a length suitable to allow the material transport vehicle to deposit material onto the grate and at least a portion of the first and second support surfaces, wherein the first and second support surfaces are each supported by a respective support frame pivotally connected to the belt conveyor system frame, each support frame moveable between a first and second position, wherein the first position locates the first and second support surfaces generally at the same level as the grate, and wherein the second position locates the first and second support surfaces at an elevated angle relative to the grate to move the excess material off of the first and second support surfaces and into the grate.