Textiles: spinning – twisting – and twining – Apparatus and processes – Covering or wrapping
Patent
1977-07-20
1978-10-24
Gorenstein, Charles
Textiles: spinning, twisting, and twining
Apparatus and processes
Covering or wrapping
57 34AT, 57163, 57168, D02G 332, D02G 326
Patent
active
041214080
ABSTRACT:
A double-yarn package of elastic and non-elastic yarns is produced by preparing a non-elastic yarn twisted periodically and alternately in opposite directions, doubling an elastic yarn which is in a stretched condition with said twisted non-elastic yarn, twisting the doubled yarn periodically and alternately in such directions as are opposite to the directions of said periodical and alternate twist of said non-elastic yarn, and then winding the thus twisted doubled yarn on a winding core.
REFERENCES:
patent: 3255579 (1966-06-01), Price
patent: 3434275 (1969-03-01), Backer et al.
patent: 3443370 (1969-05-01), Walls
patent: 3999361 (1976-12-01), Ellis et al.
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