Method of and means for applying reclosable fasteners to plastic

Details Method of and means for applying reclosable fasteners to plastic Method of and means for applying reclosable fasteners to plastic

1988-05-13

1989-07-04

Ball, Michael W.

Adhesive bonding and miscellaneous chemical manufacture

Methods

Surface bonding and/or assembly therefor

383 63, 493927, B29D 500

Patent

active

048447595

ABSTRACT:
A method and apparatus for making reclosable bag material wherein a film has a longitudinal formation axis extending the length of a bag to be made therefrom and the film is incrementally advanced longitudinally, strips of extruded plastic profiled reclosable fastener strip are movable laterally axially across the film for location at one end of a bag made from the film with the profiles projecting in a direction toward the film, the strip is rotated to have the profiles facing away from the film and a strip base placed on the film and the base heat bonded to the film.

REFERENCES:
patent: 3988184 (1976-10-01), Howard
patent: 4528224 (1985-07-01), Ausnit
patent: 4532652 (1985-07-01), Herrington
patent: 4655862 (1987-04-01), Christoff et al.
patent: 4736450 (1988-04-01), Van Erden et al.

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