Rotor cup for open-end spinning aggregates and method of making

Details Rotor cup for open-end spinning aggregates and method of making Rotor cup for open-end spinning aggregates and method of making

1998-08-14

2000-02-29

Stryjewski, William

Textiles: spinning, twisting, and twining

Apparatus and processes

Open end spinning

57416, D01H 400

Patent

active

060294361

ABSTRACT:
In the case of a rotor cup for an open-end spinning aggregate comprising a rough-surfaced fiber collecting groove and a smooth fiber sliding surface it is provided that hard particles are rolled into the fiber collecting groove. The fiber collecting groove is preferably provided with a soft nickel plating before the particles are rolled in, after which the nickel plating is then hardened.

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patent: 4358923 (1982-11-01), Feldstein
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patent: 4662170 (1987-05-01), Raasch
patent: 4777813 (1988-10-01), Hoffmann et al.
patent: 4848080 (1989-07-01), Hofmann et al.
patent: 4866927 (1989-09-01), Fetzer et al.
patent: 5718110 (1998-02-01), Stahlecker

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