Yarn withdrawal nozzle

Details Yarn withdrawal nozzle Yarn withdrawal nozzle

1998-09-03

2000-03-14

Stryjewski, William

Textiles: spinning, twisting, and twining

Apparatus and processes

Open end spinning

57352, 57414, D01H 400

Patent

active

060356251

ABSTRACT:
A yarn withdrawal nozzle (20) for an open-end rotor spinning device (1) has a yarn inlet zone (29) tapering in a funnel-like manner into a yarn withdrawal conduit (21), with the yarn inlet zone being formed with both a spiral structure (30) as well as additional notches (34) in the inlet area of the yarn withdrawal conduit (21). As viewed in the yarn withdrawal direction (A), the notches (34) are either arranged following the spiral structure (30) or at least partially in the area of the spiral structure (30).

REFERENCES:
patent: 4122653 (1978-10-01), Argereu
patent: 4610134 (1986-09-01), Busch et al.
patent: 4665687 (1987-05-01), Ott et al.
patent: 4702069 (1987-10-01), Maximov et al.
patent: 4843812 (1989-07-01), Raasch
patent: 5265406 (1993-11-01), Hofmann et al.
patent: 5423177 (1995-06-01), Raasch

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