Roller for friction spinning apparatus

Details Roller for friction spinning apparatus Roller for friction spinning apparatus

1981-04-10

1983-02-08

Petrakes, John

Textiles: spinning, twisting, and twining

Apparatus and processes

Open end spinning

57334, D01H 7882

Patent

active

043721095

ABSTRACT:
A roller for a friction spinning apparatus comprises a hollow perforated base member of aluminium or similar material, with a chrome dioxide plasma coating at most 0.004 inch. The perforations are at most 0.03 inch in diameter and provide a ratio of hole to total area of at least 25%. The thickness of the base member is at most 0.125 inch.

REFERENCES:
patent: 4168601 (1979-09-01), Didek et al.
patent: 4281507 (1981-04-01), Didek et al.

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