Patent ID: 6772900
Filing Date: 2004-08-10
Classification: B65D

Abstract:
An easy open can end member comprising:a central panel centered about a longitudinal axis having a peripheral edge and a tear panel defined by fracturable score, the tear panel retained to the central panel along a non-scored hinge region; a curl defining an outer perimeter of the end member; a circumferential chuckwall extending downwardly from the curl; and a transition wall connecting the chuckwall with the peripheral edge of the central panel, the transition wall comprising a folded portion having a first end portion directly connected to the chuckwall and a second end portion connected to the central panel, the folded portion comprising an annular concave bend extending downwardly from the chuckwall, an annular convex bend extending upwardly from the annular concave bend, and a third bend joining the annular convex bend with the central panel wherein the third bend has a radius of curvature substantially defined by a lower extent of the annular concave bend.