초록 ▼

A tab for easy opening ends including a lifting end and an opening end and spaced side legs is improved by the use of finger means extending from the opening end towards the lifting end, the finger means including flanges which stiffen the finger. The lifting end is formed of a smooth unbroken curl

A tab for easy opening ends including a lifting end and an opening end and spaced side legs is improved by the use of finger means extending from the opening end towards the lifting end, the finger means including flanges which stiffen the finger. The lifting end is formed of a smooth unbroken curl of sheet material.

대표청구항 ▼

In a tab for use with an easy opening end structure wherein said tab is formed of metal sheet material, and which includes a lifting end and an opening end with an ear therebetween, the ear including an aperture through which a rivet may extend for attachment of said tab to an end wall, spaced side

In a tab for use with an easy opening end structure wherein said tab is formed of metal sheet material, and which includes a lifting end and an opening end with an ear therebetween, the ear including an aperture through which a rivet may extend for attachment of said tab to an end wall, spaced side legs formed of a curled double layer of sheet material and extending between the opening end and at least to the rear of said ear, and wherein said opening end is formed of multiple layers of sheet material, the improvement comprising: one of the multiple layers forming the opening end of said tab including finger means extending towards the lifting end of said tab and positioned within the double layer of said spaced side legs, and said finger means including flange means extending lengthwise thereof to form ribs stiffing said tab along its length.