Vertical form and fill machine improvements

Details Vertical form and fill machine improvements Vertical form and fill machine improvements

1990-01-29

1991-08-13

Culver, Horace M.

Package making

Methods

Enclosing contents within progressively formed web means

53551, 53552, B65B 912, B65B 914

Patent

active

050385500

ABSTRACT:
A vertical form, fill and seal machine has a pair of transverse heat sealing jaws adapted to collapse a tubular film, a pair of spreader fingers, and at least one pair of detucker fingers to pinch a longitudinal edge of the tubular film and urge the pinched tubular film away from the other longitudinal edge of the film.

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patent: 4869048 (1989-09-01), Boeckmann

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