Arrangement for forming a layered fibrous mat of varied porosity
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United States of America Patent
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Mar 30, 2010
Grant Date -
Nov 23, 2006
app pub date -
May 12, 2006
filing date -
Aug 9, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An arrangement for producing a fibrous mat from a heated die source wherein the produced mat includes a first layered, preselected fiber portion of substantially straight fibers produced by directing such fibers directly to a collector source and a second layered preselected fiber portion of substantially curled fibers produced by diverting and exerting an external vortically creative curling force thereon before reaching the collector source.
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