Apparatus for the continuous production of an elastane-based ela

Details Apparatus for the continuous production of an elastane-based ela Apparatus for the continuous production of an elastane-based ela

1992-03-02

1993-12-07

Stodola, Daniel P.

Textiles: spinning, twisting, and twining

Apparatus and processes

Skip type stranding machines

57 6, 57282, D02G 300, D02G 332

Patent

active

052674304

ABSTRACT:
An apparatus for continuous production of a covered elastane-based yarn in which a partially stretched multi-filament yarn is twisted about a tensioned bare elastane yarn, at less than 500 revolutions per meter, and then heated and stretched again to complete the residual stretching of both parts of the covered yarn.

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patent: 4848075 (1989-07-01), Frentzel-Beyme
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patent: 5154044 (1992-10-01), Payen

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