Method for producing spun yarns

Details Method for producing spun yarns Method for producing spun yarns

1988-03-10

1989-07-18

Watkins, Donald

Textiles: spinning, twisting, and twining

Apparatus and processes

Piecing up

57 87, 57 5, D02G 116, D02G 304, D02G 336

Patent

active

048480720

ABSTRACT:
A method for producing a spun yarn from staple fiber sliver by supplying an additional yarn of a different nature to the staple fiber sliver while drafting same, and imparting twists thereto by the use of an air injection nozzle. The supply of the additional yarn is started after arrival of the staple fiber sliver at the air injection nozzle.

REFERENCES:
patent: 1305540 (1919-06-01), Hanscom et al.
patent: 3822543 (1974-07-01), Edagawa et al.
patent: 3851455 (1974-12-01), Jozwicki et al.
patent: 4051756 (1977-10-01), Bognar et al.
patent: 4253297 (1981-03-01), Pacholski et al.

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