Textiles: spinning – twisting – and twining – Apparatus and processes – Open end spinning
Patent
1984-07-02
1986-02-25
Petrakes, John
Textiles: spinning, twisting, and twining
Apparatus and processes
Open end spinning
57335, 57408, D01H 1135, D01H 7882
Patent
active
045719322
ABSTRACT:
An open-end friction spinning arrangement is disclosed with two adjacently arranged rollers driven in the same rotational direction and forming a wedge-shaped yarn forming gap with their cover surfaces. It is provided that the cover surfaces of at least one of the rollers is designed such that it includes different axial zones in the area of the yarn formation region and in the yarn withdrawal direction, in which different radial forces and/or different rotational speeds act upon the yarn being produced.
REFERENCES:
patent: 4168601 (1979-09-01), Didek et al.
patent: 4334400 (1982-06-01), Fehrer
patent: 4420928 (1983-12-01), Fehrer
Stahlecker Fritz
Stahlecker Hans
Petrakes John
Stahlecker Fritz
Stahlecker Hans
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