Patent ID: 6371564
Filing Date: 2002-04-16
Classification: B60P

Abstract:
A system for removing material from a vehicle having a floor, and a rear bumper having a bumper thickness characteristic, the system comprising:a plurality of rails running in a first direction, each of said rails having a roll limiting device thereon for limiting an extent of permissible roll to a stroke dimension at least as long as said bumper thickness characteristic and shorter than half of a first length dimension; a dump box, having a cab end and a tailgate end, separated by said first length dimension and further having a plurality of rollers thereon for rolling on said rails; a device for providing lifting forces on the dump box; said dump box being pivotally coupled to each of said roll limiting devices; a frame coupled to said rails to constitute a single unit which can be inserted into a bed of a pickup box; wherein each of said roll limiting devices is a roller guide coupled to one of said plurality of rails, where each of the roller guides has a slot therein for receiving and limiting a travel dimension of one of said plurality of rollers.