Method and system for spreading a tow of fibers
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United States of America Patent
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Aug 27, 1991
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N/A
app pub date -
Nov 1, 1990
filing date -
Nov 1, 1990
priority date (Note) -
Expired
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Abstract
A method and system for spreading a tow of fibers (12) using the acoustic energy from a speaker (16a) or other vibrating device for a gaseous medium over which the tow passes as the fibers zig-zag between rods (16d) is described. The spread tow of fibers are produced at high speed with uniform spacing and are used to make composites with plastics.
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