Wrapping machine

Adhesive bonding and miscellaneous chemical manufacture – Surface bonding means and/or assembly means therefor – With bending – folding – winding – or wrapping means

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Details

53379, 1565833, 219243, 53550, B65B 5118

Patent

active

042166381

ABSTRACT:
A wrapping machine has a heat sealing band running horizontally forward along a feed passage which lies in front of a former which forms a strip piece of film into a tube. The heat sealing band is put on a pair of electrode pulleys, and its upper portion between a pair of the electrode pulleys which runs along the feed passage is charged with electricity directly through a pair of the electrode pulleys.

REFERENCES:
patent: 2556008 (1951-06-01), Spalding
patent: 3367261 (1968-02-01), Kashiwagi
patent: 3381443 (1968-05-01), Copping
patent: 3553933 (1971-01-01), Seko
patent: 3672120 (1972-06-01), Heinzer

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