Method for producing a crimped yarn

Details Method for producing a crimped yarn Method for producing a crimped yarn

1972-09-19

1977-01-04

Gorenstein, Charles

Textiles: spinning, twisting, and twining

Apparatus and processes

Elements

D02G 102

Patent

active

040006050

ABSTRACT:
Method for producing a crimped yarn in which a thermoplastic yarn is false twisted at a speed exceeding 300 m/min. by using a twisting tube comprising a friction twisting surface of wear-resistant material having a high frictional coefficient, the false twisting being performed under a particular relationship among the yarn speed, surface speed of the twisting tube, denier of the yarn, and the yarn tension at the inlet and outlet sides of the twisting tube.

REFERENCES:
patent: 3069837 (1962-12-01), Olson
patent: 3094834 (1963-06-01), Deily et al.
patent: 3404525 (1968-10-01), Tompkins
patent: 3435603 (1969-04-01), Rice
patent: 3535866 (1970-10-01), Tsuruto et al.
patent: 3581487 (1971-01-01), Loomes et al.
patent: 3691750 (1972-09-01), Waters

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