Method and apparatus for forming a shrinkable bag having an inte

Details Method and apparatus for forming a shrinkable bag having an inte Method and apparatus for forming a shrinkable bag having an inte

1994-03-18

1995-02-28

Terrell, William E.

Manufacturing container or tube from paper; or other manufacturi

With cutting, breaking, tearing, or abrading

Including application of heat

493199, 493926, B31B 2120, B31B 2186

Patent

active

053932935

ABSTRACT:
Bag making apparatus and method for forming a handle opening in a thermoplastic food packaging shrink bag includes both cold cutting and hot cut cutting operations to form a handle which, on heat shrinking the bag, is strong and has an enhanced appearance.

REFERENCES:
patent: 4118912 (1978-10-01), Verbeke
patent: 4549877 (1985-10-01), Lehmacher
patent: 4555025 (1985-11-01), Weinberg et al.
patent: 4889523 (1989-12-01), Sengewald
patent: 5120553 (1992-06-01), Kupcikevicius

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