Apparatus for sealing thermoplastic-coated packaging material

Details Apparatus for sealing thermoplastic-coated packaging material Apparatus for sealing thermoplastic-coated packaging material

1994-09-08

1997-07-22

Johnson, Linda

Package making

Closing packages and filled receptacles

By means adapted to engage outturned seam of package cover

533737, 53551, B65B 5110

Patent

active

056494076

ABSTRACT:
An apparatus for sealing a thermoplastic-coated packaging material, the material having at least one layer of a metal foil, includes an inductor having at least three substantially parallel, spaced apart conductors. A method for forming sealed, filled packages and a method for sealing packaging material are also provided.

REFERENCES:
patent: 2385897 (1945-10-01), Waters
patent: 2618814 (1952-11-01), Paton et al.
patent: 3195285 (1965-07-01), Toss
patent: 3876486 (1975-04-01), Pennington
patent: 4060443 (1977-11-01), Balla
patent: 4266389 (1981-05-01), Linde et al.
patent: 4384438 (1983-05-01), Hilmersson
patent: 4704509 (1987-11-01), Hilmersson
patent: 5015223 (1991-05-01), Boeckmann
patent: 5268058 (1993-12-01), Cornwell
patent: 5284002 (1994-02-01), Fowler

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