Device for smooth pressing shrink foil wrappings

Details Device for smooth pressing shrink foil wrappings Device for smooth pressing shrink foil wrappings

1974-08-06

1976-02-03

McGehee, Travis S.

Package making

With cover-adjunct application or formation

By printing

53387, B65B 5302

Patent

active

039356930

ABSTRACT:
A packaging device in which articles enclosed in shrinkable wrapping are conveyed through a shrink tunnel. At the exit end of the tunnel roller pairs are moveably supported for lateral movement into engagement with the sides of the articles. Each roller pair comprises a driver roller nearest the tunnel and a nondriver roller remote from the tunnel. The rollers of each pair are floatingly supported so both engage the respective side of an article. Photoelectric sensing means is provided to be actuated by the articles emerging from the tunnel and controlling the movement of the roller pairs toward and away from the sides of the articles.

REFERENCES:
patent: 1543843 (1925-06-01), Gwinn
patent: 3208195 (1965-09-01), Rodman
patent: 3340670 (1967-09-01), Anderson et al.

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