Thermoplastic bag machine

Details Thermoplastic bag machine Thermoplastic bag machine

B - Operations, Transporting

31

B

154/29.06

B31B 23/00 (2006.01) B31B 19/10 (2006.01)

Patent

CA 1245961

ABSTRACT OF THE DISCLOSURE A machine for making thermoplastic bags includes a system for applying substantially constant tension to the web being processed. The machine has a continuous web feed device into a second device which intermittently feeds the web. The web is sealed and severed in forming a bag. During web repose, a tensioning device is located between the continuous web feed device and the intermittent web feed device to maintain constant tension on the web.

472880

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