Method and apparatus for making reclosable bags with...

Details Method and apparatus for making reclosable bags with... Method and apparatus for making reclosable bags with...

B - Operations, Transporting

65

B

93/11

B65B 61/18 (2006.01) B31B 19/90 (2006.01) B65B 9/08 (2006.01) B65B 9/20 (2006.01)

Patent

CA 1306635

ABSTRACT OF THE DISCLOSURE A method and apparatus for forming a tube and bag from a supply of thin thermoplastic film with the film being formed into tubular shape about a filling tube with the edges of the film brought together and joined solely by a zipper strip having reclosable pressure interlocking members thereon with the zipper strip preferably heat sealed to the film and the zipper strip having a web between the pressure interlocking members which provides a tamper-evident juncture between the edges of the film so that the web must be severed for access to the interior of a bag formed from the film, and individual bags formed from the continuous tube by filling the tube through the filling tube and cross seaming and cutting individual bags from the continuous film tube.

574086

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