Sheet metal container making – Apparatus to form container closure – Having means uniting pull tab to closure
Reexamination Certificate
2007-07-03
2007-07-03
Larson, Lowell A. (Department: 3725)
Sheet metal container making
Apparatus to form container closure
Having means uniting pull tab to closure
C413S014000
Reexamination Certificate
active
11406561
ABSTRACT:
A system for forming and attaching lift-tabs to can ends to form easy opening lift-tab can ends comprises a frame and a tab press for forming a lift-tab. The system also includes a drive roller adapted to move the strip of metal stock material through the tab press. The system further includes a conversion press for attaching a lift-tab onto a can end. The system also includes a conveyor, a power source, and a crank shaft operatively connected to the power source. The crank shaft is adapted to transmit power for operating either or both of the tab press and the conversion press. The tab press is adapted to operate independent of the conversion press.
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Artrip Jerry
Larson Lowell A.
Nguyen Jimmy
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