Continuous heat sealer for sacks and bags in thermoplastic mater

Details Continuous heat sealer for sacks and bags in thermoplastic mater Continuous heat sealer for sacks and bags in thermoplastic mater

1982-04-27

1985-08-27

Coan, James F.

Manufacturing container or tube from paper; or other manufacturi

Container making

Pliable container

1565835, B31B 164

Patent

active

045375852

ABSTRACT:
An apparatus for heat sealing of plastic bags having a main assembly for sealing, which includes drive and control means and a removeable heat sealing head having confronting heat transfer means between and in contact with which the bags pass, such that confronting side walls thereof are heat sealed, the heat sealing head constituting a sub-assembly provided with its own drive means and adapted to be received in said main assembly through a single drive means.

REFERENCES:
patent: 3131623 (1964-05-01), Seefluth
patent: 3142608 (1964-07-01), Techtmann et al.
patent: 3369950 (1968-02-01), Rosewicz et al.
patent: 3475257 (1969-10-01), Ludwig et al.
patent: 3576694 (1971-04-01), Greisman
patent: 3953272 (1976-04-01), Webber

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