Friction roller for open-end friction spinning
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United States of America Patent
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Jul 7, 1987
Grant Date -
N/A
app pub date -
Mar 6, 1986
filing date -
May 28, 1985
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A friction roller for open end friction spinning and a method of making same are disclosed. The cover surface of the friction roller that imparts friction to fibers to form yarn in a yarn formation zone exhibits an outer surface texture which extends essentially in the longitudinal direction of the friction roller.
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