Textiles: spinning – twisting – and twining – Strand structure – Plied
Patent
1981-03-31
1983-11-15
Watkins, Donald
Textiles: spinning, twisting, and twining
Strand structure
Plied
57238, D02G 328
Patent
active
044148003
ABSTRACT:
Disclosed herein is a twisted yarn comprising at least two bundled sheaves of staple fibers, each sheaf having an initial twist of substantially zero, the sheaves of staple fibers being mutually twisted to form the yarn. The coefficient of finishing twist utilization as defined in the specification is at least 150%.
Also disclosed is a method of producing a twisted yarn comprising drafting a sheaf of staple fibers, supplying the sheaf to a bundling zone to reduce it to a bundled sheaf having an initial twist of substantially zero, drafting another sheaf in a similar manner, doubling at least two such bundled sheaves of staple fibers, and twisting them together.
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Kajita Koji
Nakayama Takashi
Yamagata Seiichi
Miller Austin R.
Toray Industries Inc.
Watkins Donald
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