Process for activating a web
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United States of America Patent
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Nov 22, 2011
Grant Date -
Feb 10, 2011
app pub date -
Sep 27, 2010
filing date -
Nov 19, 2007
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A process for simultaneously activating two or more portions of a web in different directions. The process involves feeding a web into an apparatus that includes a pair of intermeshing activation rolls having three dimensional surface features configured to simultaneously activate different portions a web in different directions. The three dimensional surface features are arranged in discrete regions on the rolls such that at least two of the regions provide different directions of activation. The rolls include one or more buffer regions positioned between the discrete regions on the roll that provide different directions of activation.
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