Method of forming a slub yarn

Details Method of forming a slub yarn Method of forming a slub yarn

1980-06-16

1982-05-25

Watkins, Donald

Textiles: spinning, twisting, and twining

Apparatus and processes

Covering or wrapping

57208, 57908, 28252, D02G 120, D02G 334

Patent

active

043309887

ABSTRACT:
Apparatus and method to provide a novel false twisted slub yarn by combining a core yarn and an effect yarn in a fluid tangling zone. The linear velocity of the core and effect yarns is alternately raised and lowered to allow slubs to be produced in the combined yarn in an air jet apparatus.

REFERENCES:
patent: 3104516 (1963-09-01), Field
patent: 3113413 (1963-12-01), Jacobs et al.
patent: 3328863 (1967-07-01), Cobb et al.
patent: 4010523 (1977-03-01), Hense et al.
patent: 4124973 (1978-11-01), Hense et al.
patent: 4155216 (1979-05-01), Griset
patent: 4159619 (1979-07-01), Griset
patent: 4160359 (1979-07-01), Frentress
patent: 4170865 (1979-10-01), Pike

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