Textiles: spinning – twisting – and twining – Strand structure – Covered or wrapped
Patent
1983-03-18
1985-04-09
Watkins, Donald
Textiles: spinning, twisting, and twining
Strand structure
Covered or wrapped
57 12, 57 18, D02G 332
Patent
active
045093202
ABSTRACT:
An elastic covered yarn and a method and apparatus for producing the same, wherein an elastic yarn is wrapped in stretched condition around a nonelastic yarn as a core yarn, the contracting action of the stretched elastic yarn causing the elastic yarn to take the position of the core yarn, covered with the nonelastic yarn.
REFERENCES:
patent: 2044130 (1936-06-01), Sowter
patent: 3011302 (1961-12-01), Rupprecht
patent: 3124924 (1964-03-01), Smith
patent: 3309863 (1967-03-01), Hermes
patent: 3504410 (1970-04-01), Alexandre
patent: 3983687 (1976-10-01), Lewis
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