초록 ▼

A non-detachable lever tab for easy open container ends with a tongue, the tip of which is staked to the central panel wall by means of an integral rivet. The lancing which forms the tongue terminates in a pair of nail piercings, which afford a high resistance to tear through. The tongue of the leve

A non-detachable lever tab for easy open container ends with a tongue, the tip of which is staked to the central panel wall by means of an integral rivet. The lancing which forms the tongue terminates in a pair of nail piercings, which afford a high resistance to tear through. The tongue of the lever tab is coined to substantially increase its resistance to fracture under repeated bending.

대표청구항 ▼

An easy open closure for a container comprising: (a) a central panel wall including means for joining said wall to said container; (b) a displaceable panel in said panel wall at least substantially defined by scoring; (c) a lever tab with a nose end and a lift end and a central web disposed therebet

An easy open closure for a container comprising: (a) a central panel wall including means for joining said wall to said container; (b) a displaceable panel in said panel wall at least substantially defined by scoring; (c) a lever tab with a nose end and a lift end and a central web disposed therebetween, said web being lanced to form a tongue with the root of said tongue proximate said tab nose and the tip of the tongue disposed toward said lift end and wherein said tongue is coined to impart bendability thereto; and (d) means for joining said tongue to said end wall.