Method of and apparatus for manufacturing bags with tabs

Details Method of and apparatus for manufacturing bags with tabs Method of and apparatus for manufacturing bags with tabs

1984-10-01

1986-09-09

Husar, Francis S.

Manufacturing container or tube from paper; or other manufacturi

Container making

Pliable container

493256, 493313, 493455, 493930, B31B 190, B31B 180, B31B 136

Patent

active

046106510

ABSTRACT:
A pinch bottom open mouth ("PBOM") bag having a pinch bottom flap folded over upon and adhered to one wall of the bag, with a tab for tearing the flap open inserted at its inner end between the walls of the bag, folded to overlie the flap and the outside of the other wall and releasably adhered to the other wall. A method of and apparatus for manufacturing the bags with the tabs from bag tubes wherein the tubes are continuously fed forward, one after another, tabs are applied to the tubes as the tubes travel forward and folded to overlie the other wall before the pinch closure flap is folded over. Each tab is inserted between the walls of a tube by bringing the tab into a position overlapping the one wall and separating the one wall from the other to the point where the end of the tab slips off the one wall and becomes disposed between the walls.

REFERENCES:
patent: 2387274 (1945-10-01), Lee
patent: 2708392 (1955-05-01), Orr
patent: 4480752 (1984-11-01), Jacobs
patent: 4498192 (1985-02-01), Becker et al.

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