Textiles: spinning – twisting – and twining – Apparatus and processes – With drafting
Patent
1982-03-03
1987-05-26
Petrakes, John
Textiles: spinning, twisting, and twining
Apparatus and processes
With drafting
19 039, 19 046, 19 058, 28240, 28245, 57200, 57210, 57243, D01H 528, D01G 106, D01G 108
Patent
active
046674632
ABSTRACT:
A process and apparatus are provided for manufacturing a fasciated yarn having uniform yarn construction and high strength. The process comprises subjecting fibers to a draft cutting step, at least one amendatory draft cutting step and a yarn formation step wherein the fibers are continuously transferred from the draft cutting step to the yarn formation step without any substantial interruption of fiber movement between the steps. The apparatus comprises a draft cutting zone comprising spaced sets of rolls through which fibers are conducted for subjecting the fibers to a draft cutting step, means forming a further draft cutting zone downstream of the aforesaid zone for subjecting the draft cut fibers to at least one amendatory draft cutting step, and a yarn forming means downstream of the amendatory draft cutting zone for subjecting the resulting fibers to a yarn formation step and transfer means between the zones whereby the fibers are continuously transferred from the draft cutting zone to the yarn formation zone without any substantial interruption of fiber movement between the zones.
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Kitazawa Shin-ichi
Minorikawa Koich
Miller Austin R.
Petrakes John
Toray Industries Inc.
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