Textiles: spinning – twisting – and twining – Apparatus and processes – Unitary multiple twist devices
Patent
1979-12-28
1981-12-01
Watkins, Donald
Textiles: spinning, twisting, and twining
Apparatus and processes
Unitary multiple twist devices
57 3, 57 5889, D01H 7882
Patent
active
043029264
ABSTRACT:
Multi-component yarn comprising as one component an open end yarn core formed in an open end spinning chamber from staple fibers, and at least a further component consisting of a longitudinal formation which is wrapped on this yarn core in said spinning chamber, advantageously along a helix in the direction of the twist of the yarn core while maintaining the original character of the formation wrapped on the yarn core. The invention also includes the method of and the apparatus for forming such multi-component yarn.
REFERENCES:
patent: 3445993 (1969-05-01), Vorisek
patent: 3605395 (1971-09-01), Morikawa
patent: 4083173 (1978-04-01), Artzt et al.
patent: 4219996 (1980-09-01), Edagawa et al.
Divis Vaclav
Maixner Vaclav
Miklas Zdenek
Rohlena Vaclav
Rypka Cestmir
Vyzkumny Ustav Bavlnarsky
Watkins Donald
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