System to form, fill and seal flexible bags

Details System to form, fill and seal flexible bags System to form, fill and seal flexible bags

2005-10-25

2005-10-25

Sipos, John (Department: 3721)

Package making

Methods

Sterilizing complete package

C053S451000, C053S551000, C053S410000, C053S133100, C053S133200, C053S076000, C053S167000, C422S082010

Reexamination Certificate

active

06957523

ABSTRACT:
A system to form, fill and seal (FFS) flexible bags including the steps of: a total printing of the film as it winds off the supply reel; a dry cleaning; a gimballed aligning for the folding of the printed and washed film; a hot-bar welding of the folded film; a valve welding controlled by an algorithm; a humidification treatment of the valve cavity; a shaping of the bags by hot tools also controlled by an algorithm; and a high precision dosage of the filling liquid.

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