Patent ID: 8287026

Claim:
A covering system for use with an open top container, the system comprising: a cover comprising a first frame member and pivotally mounted about a first axis between a generally horizontal covered position adapted to cover the open top container and an uncovered position adapted to allow access to the open top; a drive arm pivotable about a second axis which is fixed relative to the first axis; a link pivotally connected to the drive arm about a third axis so that the second and third axes define therebetween a fixed distance; wherein the link is pivotally connected to the first frame member; in combination with the open top container; wherein the open top container comprises first and second longitudinally spaced end walls each having a top and bottom, and right and left axially spaced longitudinally extending sidewalls each having a top and bottom and extending between and connected to the first and second end walls whereby the end walls and sidewalls define therewithin an interior chamber with an entrance opening defined by the respective tops of the four walls; the first axis is adjacent the top of the right sidewall; and the fourth axis is to the left of the second axis in the covered position.