Vacuum packaging method and apparatus

Details Vacuum packaging method and apparatus Vacuum packaging method and apparatus

1992-03-03

1993-05-11

Coan, James F.

Package making

Methods

With contents treating

533737, 533748, 53391, 53512, 53479, B65B 3102, B65B 706

Patent

active

052090434

ABSTRACT:
Vacuum packaging apparatus and method for evacuating and heat sealing bags employs a clamp, swingable over substantially the full length of the bagged product, to effect a temporary air-tight seal of an evacuated bag during transport of the evacuated bag from an evacuating zone to a heat sealing zone. The apparatus also includes a platen having a shallow V-shaped configuration to cradle the bagged product and the V-shaped being flattened to a plane and the platen being elevated to facilitate automatic removal of the bagged product from the platen.

REFERENCES:
patent: 3886713 (1975-06-01), Mitchell et al.
patent: 3958391 (1976-05-01), Kujubu
patent: 4132048 (1979-01-01), Day
patent: 4478025 (1984-10-01), Scanlam
patent: 4640081 (1987-02-01), Kawaguchi et al.
patent: 4754596 (1988-07-01), Yasumune et al.
patent: 4779398 (1988-10-01), Glandon et al.
patent: 4903459 (1990-02-01), Okinaka
patent: 5062252 (1991-11-01), Kupcikevicius

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