Method and apparatus for processing a vacuum-package filled with

Details Method and apparatus for processing a vacuum-package filled with Method and apparatus for processing a vacuum-package filled with

1992-03-09

1993-07-20

Coan, James F.

Package making

Methods

With contents treating

53436, 53510, 53526, B65B 126, B65B 3100

Patent

active

052282708

ABSTRACT:
Method and apparatus for processing a vacuum-package made from a thin-walled and flexible packaging foil, filled with a granular material, wherein the package is arranged with clearance in a holder having walls adapted for mutual relative movement, suction means create a pressure in the space around the package that is lower than the vacuum pressure in the package so that the walls of the package are straightened, the holder walls are moved towards each other by pressing means so that the straightened walls of the package are pressed against the contents of the package, the low pressure around the package is removed, the holder walls are retracted and the package is removed from the holder.

REFERENCES:
patent: 3053022 (1962-09-01), Vogt
patent: 3107793 (1963-10-01), Frank
patent: 3645198 (1972-02-01), Field
patent: 4122197 (1978-10-01), Krugmann
patent: 4492069 (1985-01-01), Hewson

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