Process for producing an open-end spinning rotor

Details Process for producing an open-end spinning rotor Process for producing an open-end spinning rotor

1988-07-14

1989-09-19

Watkins, Donald

Textiles: spinning, twisting, and twining

Apparatus and processes

Open end spinning

57416, 427234, 427240, D01H 1135, D01H 7882, B32B 1904

Patent

active

048669270

ABSTRACT:
A process is provided for producing an open-end spinning rotor assembly. A boron treatment material is applied only to the fiber collecting groove area of the rotor of the spinning rotor assembly. Subsequently, a spinning enhancement material is applied over the boron treated fiber collecting groove and over a sliding wall area of the rotor. An assembly treated with boron treatment material and spinning enhancement material is also provided.

REFERENCES:
patent: 4193253 (1980-03-01), Herbert et al.
patent: 4358922 (1982-11-01), Feldstein
patent: 4358923 (1982-11-01), Feldstein
patent: 4397144 (1983-08-01), Raasch et al.
patent: 4492077 (1985-01-01), Raasch et al.
patent: 4662170 (1987-05-01), Raasch
patent: 4679294 (1987-07-01), Lomax et al.
patent: 4687825 (1987-08-01), Sagou
patent: 4726413 (1988-02-01), Hellebrand et al.
patent: 4777813 (1988-10-01), Hoffmann et al.

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