초록

An easy open can end having an anti-missiling score integrally formed thereon, a method of further forming a can end to incorporate the anti-missiling score, and tooling for accomplishing the method.

대표청구항 ▼

[ What is claimed is:] [1.] In an easy-open end for a container, said end having a tear panel defined by a fracture score surrounding a portion of the periphery of said tear panel, said fracture score defining a region where said tear panel is to be separated from the remainder of the end to form an

[ What is claimed is:] [1.] In an easy-open end for a container, said end having a tear panel defined by a fracture score surrounding a portion of the periphery of said tear panel, said fracture score defining a region where said tear panel is to be separated from the remainder of the end to form an opening through said end, an operating tab, and an integral rivet attaching said tab to said end adjacent said fracture score on the opposite side of said fracture score from said tear panel, said fracture score including a vent region adjacent said rivet constructed and arranged to open initially at said vent region in response to lifting of said rivet by said tab; the improvement comprising:an anti-missile score formed in said tear panel to one side of said rivet and adjacent said vent region of said fracture score and having a length extending along a least a part of said vent region and wherein the anti-missile score includes a pair of opposed side walls which define an included angle of between about 55 and 65 degrees.