Apparatus for making bag material

Details Apparatus for making bag material Apparatus for making bag material

1987-06-15

1989-03-14

Schmidt, Frederick R.

Manufacturing container or tube from paper; or other manufacturi

Container making

Pliable container

493214, 493381, 493927, 156204, B31B 184

Patent

active

048120740

ABSTRACT:
An apparatus is disclosed for making bag material having a bag wall sheet or film folded to provide a closed folded top for each bag, a zipper strip having a web being nested within the bag top fold and having the margins of the web carrying recloseable zipper profiles, and at least one of the margins remaining unattached relative to the bag wall.

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patent: 4663915 (1987-05-01), Van Erden et al.

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