Yarn process

Details Yarn process Yarn process

1978-01-30

1979-08-21

Gorenstein, Charles

Textiles: spinning, twisting, and twining

Apparatus and processes

Alternate twist

57341, D02G 338

Patent

active

041648390

ABSTRACT:
The invention relates to a process for the manufacture of a core/skin or core/sheath yarn, whose skin- or sheath-forming filament is wrapped around the core yarn in alternating "S" and "Z" directions. It relates furthermore to a device to carry out the process using otherwise known single spindle friction falsetwisting units.

REFERENCES:
patent: 3110151 (1963-11-01), Bunting, Jr. et al.
patent: 3225533 (1965-12-01), Henshaw
patent: 3685268 (1972-08-01), Sequin
patent: 3763640 (1973-10-01), Nagel et al.
patent: 3844103 (1976-10-01), Sasaki et al.
patent: 3973386 (1976-08-01), Gonofa
patent: 3999361 (1976-12-01), Ellis et al.
patent: 4010601 (1977-03-01), Anabara et al.

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