Open end spinning apparatus

Details Open end spinning apparatus Open end spinning apparatus

1975-08-13

1977-01-11

Queisser, Richard C.

Textiles: spinning, twisting, and twining

Apparatus and processes

Unitary multiple twist devices

D01H 112

Patent

active

040020169

ABSTRACT:
In an open end spinning apparatus for converting staple fibers into yarn, the apparatus comprising a rotor having a rotatable surface to which a substantially parallel array of the fibers is fed substantially along the axis of the rotor and by engagement with which the fibers are twisted together, the improvement comprising a needle non-rotatably mounted adjacent the rotor and having a free end impinging on the path of travel of the array of fibers to the rotor and being directed obliquely of the rotor axis in the direction of the rotor, whereby the needle engages the array of fibers and thereby holds back the fibers at that point from co-rotating with the fibers engaged by the rotor.

REFERENCES:
patent: 3107478 (1963-10-01), Arshinov et al.
patent: 3411284 (1968-11-01), Corbaz et al.
patent: 3696603 (1972-10-01), Kotter et al.

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