Method of chopping unwound items
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United States of America Patent
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Jan 18, 2011
Issued Date -
N/A
app pub date -
Dec 29, 2009
filing date -
Oct 27, 2006
priority date (Note) -
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Abstract
A method and apparatus for separating long, unwound items like fiber, fiber strands, yarn, etc. into short lengths is disclosed. The apparatus has a backup roll, a blade roll that uses novel dummy blade slot fillers between each pair of chopping blades on the blade roll to eliminate or substantially reduce vibration normally encountered when making longer chopped lengths of chopped product.
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