System for forming and securing lift-tabs to can ends having...

Details System for forming and securing lift-tabs to can ends having... System for forming and securing lift-tabs to can ends having...

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, C413S025000, C413S070000

Reexamination Certificate

active

11406564

ABSTRACT:
A system for forming and attaching lift-tabs to can ends to form easy opening lift-tab can ends comprises a first frame, a second 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, 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.

REFERENCES:
patent: 1707107 (1929-03-01), Wright
patent: 4026226 (1977-05-01), Hahn et al.
patent: 4568230 (1986-02-01), Brown
patent: 5511920 (1996-04-01), Artrip
patent: 5660516 (1997-08-01), Artrip et al.
patent: 6022179 (2000-02-01), Artrip
patent: 6682286 (2004-01-01), Artrip
patent: 6802683 (2004-10-01), Turner et al.
patent: 7063492 (2006-06-01), Artrip

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