Patent ID: 9573724
Date: 2017-02-21
CPC Classifications: B21D,B65D,Y10T

Claim:
1. A tab structured to be affixed to a can end, the tab comprising: a body including a first end and second end disposed opposite and distal from the first end; a nose portion disposed at or about the first end of the body of the tab; a lift portion disposed at or about the second end of the body of the tab; and a rivet receiving portion disposed proximate the nose portion, the rivet receiving portion comprising a generally planar portion including a rivet hole having a perimeter, the rivet receiving portion being turned upward about the perimeter to define an upturned portion extending upwardly from the generally planar portion about the perimeter of the rivet hole, wherein the generally planar portion has a bottom surface and a top surface disposed opposite the bottom surface, and wherein the upturned portion is completely rounded and smooth from the bottom surface to the top surface wherein the can end includes an integral rivet; and wherein the integral rivet of the can end is structured to extend through the rivet hole and to be staked in order to affix the tab to the can end; and wherein the generally planar portion of the rivet receiving portion has a thickness; and wherein, after final forming of the tab, the upturned portion extends above the generally planar portion a height of less than 1.0 times the thickness of the generally planar portion.