Patent ID: 8186540
Filing Date: 2012-05-29
Classification: B65F,Y10S

Abstract:
1. In a plastic lid for commercial and industrial solid waste containers, the plastic lid including a lid central area and a set of perimeter edges substantially surrounding the lid central area, the improvement in the plastic lid comprising: the lid central area having a single wall construction; the set of perimeter edges having a substantially hollow boxed double wall cross-sectional configuration including a top wall and a bottom wall joined to the single wall construction of the lid central area, at least one of the perimeter edges having a section that is not closed; and a plurality of hinge lugs disposed along a rear edge of said set of perimeter edges, said set of perimeter edges having corresponding front edges disposed to provide vertical clearance for adjacent ones of said plurality of hinge lugs when the lid is stacked in alternating engagement with the edges of adjacent lids.