Platen seal for packaging machine

Details Platen seal for packaging machine Platen seal for packaging machine

1996-09-27

1997-09-16

Sipos, John

Package making

Methods

Enclosing contents within progressively formed web means

53451, 53550, 53551, 533737, B65B 900

Patent

active

056667906

ABSTRACT:
A platen seal for a vertical form fill and seal machine which uses unsupported polyethylene films to wrap products which require absolute seal integrity. The platen includes a set of lateral seal members in the form of wings on the top and bottom of the platen to seal gaps between platen segments without causing burn through of the film.

REFERENCES:
patent: 4185443 (1980-01-01), Budzyn
patent: 4442656 (1984-04-01), Wylie, Sr.
patent: 4825623 (1989-05-01), Ross
patent: 4938003 (1990-07-01), Seppala
patent: 5546733 (1996-08-01), Paltrinieri

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