Control stretch laminating device
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United States of America Patent
Stats
-
Feb 25, 1986
Issued Date -
N/A
app pub date -
Jun 22, 1984
filing date -
Nov 12, 1982
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A laminating apparatus for laminating plastic film material to a paper backing material to form a laminated composite. The apparatus comprises mechanical stretch control means for controlling the stretch or relaxation of the film material prior to lamination with the paper material. The apparatus also comprises means for monitoring the amount of film stretch in the laminated composite and providing data therefrom to a data processing unit which provides control signals to operate the mechanical stretch controlling means. Speed control means are additionally provided for each of the paper supply means, film supply means and composite web take up means.
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Family
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Cited Art Landscape
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