Heat sealing assembly for pouch-making packaging machines

Details Heat sealing assembly for pouch-making packaging machines Heat sealing assembly for pouch-making packaging machines

1993-05-05

1995-05-16

Simmons, David A.

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

Presses or press platen structures, per se

156515, 156581, B29C 6502

Patent

active

054157242

ABSTRACT:
A heat sealing element and related self aligning support jaw, for sealing at least two layers of thermoplastic film is disclosed. It may be used with a vertical form, fill and seal machine for packaging flowable materials, e.g. chocolate fudge, sundae topping, in pouches. The heat sealing element has a spade end which extends from the electrical connection essentially to the edge of the thermoplastic film.

REFERENCES:
patent: 2682294 (1954-06-01), Langer
patent: 3165622 (1965-01-01), Marzec
patent: 3334005 (1967-08-01), Fener
patent: 3409494 (1968-11-01), Korzinek
patent: 3859159 (1975-01-01), Carter et al.
patent: 3982991 (1976-09-01), Hamm et al.
patent: 4055456 (1977-10-01), Carnegie, Jr.
patent: 4115182 (1978-09-01), Wildmoser
patent: 4856259 (1989-08-01), Woo et al.

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