Method of producing covered elastic yarn

Details Method of producing covered elastic yarn Method of producing covered elastic yarn

1975-04-10

1976-10-05

Petrakes, John

Textiles: spinning, twisting, and twining

Apparatus and processes

Elements

57157S, 57157MS, D02G 332

Patent

active

039836878

ABSTRACT:
A method of producing an elastic yarn comprising preparing a covered unstabilised elastic yarn, transferring the yarn to a heat treatment machine, unwinding the yarn from a package, drafting the covered elastic yarn to extend it, and heating the covered elastic yarn whilst it is being drafted to set it in an extended state. The elastic yarn may have one covering yarn or two covering yarns applied separately, and the or each covering yarn may be a polyamide yarn.

REFERENCES:
patent: 3387448 (1968-06-01), Lathem et al.
patent: 3387451 (1968-06-01), Cape et al.
patent: 3527045 (1970-09-01), Wilson

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