Air assisted feed through conveyor for rotary film wrapping appa

Details Air assisted feed through conveyor for rotary film wrapping appa Air assisted feed through conveyor for rotary film wrapping appa

1994-11-10

1996-06-04

Sipos, John

Package making

Apparatus for contraction of cover by stretching or shrinking

533892, 53210, B65B 6500, B65B 1100, B65B 4900, B65B 4100

Patent

active

055222072

ABSTRACT:
An improvement in a bridge conveyor for a rotary stretch film wrapping apparatus for wrapping a product in a plastic film. The products are conveyed to a transition bridge around which the elongated shrink film is wrapped. The improved bridge conveyor system includes a pair of horizontally spaced air assisted guides adjacent an endless conveyor. The air assisted guides provide an air cushion on which the plastic film rides.

REFERENCES:
patent: 3744693 (1973-07-01), Greiner
patent: 4050220 (1977-09-01), Lancaster et al.
patent: 4236851 (1980-11-01), Szasz
patent: 4317322 (1982-03-01), Lancaster et al.
patent: 4711069 (1987-12-01), Silbernagel
patent: 4925080 (1990-05-01), Crouse et al.
patent: 4979358 (1990-12-01), Keip
patent: 5182894 (1993-02-01), Bate

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