Automatic film changer for a film wrapping machine

Winding – tensioning – or guiding – Unwinding – With supply coil replenishment

Reexamination Certificate

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Details

C242S559300, C053S168000, C053S556000, C053S588000

Reexamination Certificate

active

07837140

ABSTRACT:
A new and improved film wrapping machine includes a new and improved film changer, operatively associated with the film wrapping machine, for automatically exchanging rolls of wrapping film, wherein a depleted roll of wrapping film, or a roll of wrapping film that has experienced a breakage in the wrapping film, can be automatically removed from the film roll mounting and dispensing carriage assembly, and wherein further, a fresh roll of wrapping film can be positionally exchanged for the depleted roll of wrapping film, or for the roll of wrapping film that has experienced the breakage.

REFERENCES:
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patent: 7356976 (2008-04-01), Tosa
patent: 2010/0025517 (2010-02-01), Cere
patent: 1097867 (2001-05-01), None
patent: 1502856 (2002-05-01), None
patent: 1201584 (2005-02-01), None
patent: 5978056 (1984-05-01), None

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