Fiber chopper and method of controlling force
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United States of America Patent
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app pub date -
Sep 1, 2009
filing date -
Apr 12, 2005
priority date (Note) -
Abandoned
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Abstract
A method and apparatus for chopping long unwound items like fiber, fiber strands, yarn, etc. The chopper has a backup roll, a blade roll and a biasing system for forcing the backup roll and the blade roll together at a desired force during set up and operation. The biasing system contains one or more sensors for sensing a biasing force at set up and during operation.
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