Package making – Progressively seamed cover web or web folds – With closing of web between package units
Patent
1995-02-07
1997-04-22
Sipos, John
Package making
Progressively seamed cover web or web folds
With closing of web between package units
533749, B65B 906
Patent
active
056220324
ABSTRACT:
A rotary packaging machine including a pair of cooperating stripper bars (17) which engage the bag material (15) prior to the sealing jaws (16) engaging the bag material (15). The stripper bars (17) have attached to them or formed integral therewith, bag shields (30). The bag shields (30) are arcuate so as to generally extend along an arcuate path having a fixed axis extending from the pivot axis (32) of the supporting lever (26) for the stripper bar (17).
REFERENCES:
patent: 4328654 (1982-05-01), Van Ginkel et al.
patent: 4663917 (1987-05-01), Taylor
patent: 4751808 (1988-06-01), Hadden
patent: 4996825 (1991-03-01), Bacon et al.
patent: 5062253 (1991-11-01), Bacon et al.
Kim Gene L.
Sipos John
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