Covering machine
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United States of America Patent
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Feb 15, 2022
Grant Date -
Dec 3, 2020
app pub date -
May 22, 2020
filing date -
May 27, 2019
priority date (Note) -
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status (Latency Note)
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Abstract
A machine for making covered elastic yarns, including a plurality of covering units, where each of the covering units has a spool for feeding an elastic yarn, a system for feeding a non-elastic yarn, a member for tensioning the covered elastic yarn and a bobbin for collecting the covered elastic yarn, where the system for feeding the non-elastic yarn has a microspindle which rotates about an axis and at least one bobbin for feeding the non-elastic yarn separated by and arranged upstream of the microspindle along the sliding path of the non-elastic yarn and arranged outside the rotation axis of the microspindle, the microspindle including a channel which is coaxial to the rotation axis for the passage of the elastic yarn.
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