Continuous web printing press with page cutting control apparatus and method
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United States of America Patent
Stats
-
Oct 17, 1995
Grant Date -
N/A
app pub date -
Feb 28, 1994
filing date -
Feb 28, 1994
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A printing press with a page cutting control apparatus (11) for controlling cut-off registration in a rotary printing press (10) includes markers (30, 32, 51, 53) for printing reference marks (36) on webs (20, 23) with magnetizable ink having magnetic particles therein, magnetizers (62, 64, 65, 67) for magnetizing the reference marks, sensors (121-124) for magnetically detecting the reference marks, and a controller (140) for changing the web length in response to the detecting.
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Family
International Classification(s)
Cited Art Landscape
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