Pneumatic spinning machine

Details Pneumatic spinning machine Pneumatic spinning machine

1986-06-27

1988-01-12

Petrakes, John

Textiles: spinning, twisting, and twining

Apparatus and processes

With drafting

19244, 57 5, 57350, D01H 528, D01H 526, D01H 574

Patent

active

047182253

ABSTRACT:
An improved pneumatic spinning machine of the type which includes a draft device composed of a plurality of pairs of rollers, and an air injecting nozzle for producing whirling flows of air to act upon a bundle of fibers fed from the draft device. A front roller of the draft device has an annular air escaping groove formed on a circumference thereof.

REFERENCES:
patent: 2853847 (1958-09-01), Keeler et al.
patent: 2925628 (1960-02-01), Boer
patent: 2990673 (1961-07-01), Adkins, Jr.
patent: 3487619 (1970-01-01), Field, Jr.
patent: 4351146 (1982-09-01), Faure et al.
patent: 4387487 (1983-06-01), Nakahara et al.
patent: 4434611 (1984-03-01), Hasegawa et al.
patent: 4450675 (1984-05-01), Petrov et al.
patent: 4565063 (1986-01-01), Stalder et al.

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