VACUUM METALLIZATION DEVICE WITH MEANS TO CREATE METAL-FREE AREAS
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United States of America Patent
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Issued Date -
May 24, 2007
app pub date -
Oct 17, 2006
filing date -
Nov 23, 2005
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
The system for vacuum deposition of a coating on a web material (N), comprises: a feed path of the web material in a vacuum environment; along the feed path, a process roller (19) around which said web material is guided; associated with the process roller, at least one vaporization source (31) of a material to form the coating; upstream of this source, along the feed path of the web material, an applicator unit (51) to apply a masking agent to the web material according to a pre-established pattern. The applicator unit in turn comprises a printing cylinder (53), cooperating with a distributor cylinder (55) of said masking agent, and a source (57) of masking agent. The applicator unit (51) comprises at the ends thereof, adjustment means (73) separate from each other to adjust the position of the applicator unit (51) with respect to the process roller (19).
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