Textiles: spinning – twisting – and twining – Apparatus and processes – Twist setting
Patent
1979-11-13
1981-11-17
Petrakes, John
Textiles: spinning, twisting, and twining
Apparatus and processes
Twist setting
57284, 57288, 242 18R, D02G 102
Patent
active
043003451
ABSTRACT:
A method for soft winding around a bobbin a false twisted yarn, which is delivered from a false twisting zone wherein false twists imparted into a fed yarn and running back therealong are heat set and which is heat treated by a second heater, the false twisted yarn being fed by means of a yarn delivery means to the bobbin in a winding apparatus. The time period wherein the false twisted yarn travels from the yarn delivery means to the bobbin is adjusted at a special value so that a soft wound cheese having a uniform and low apparent density and good shape can be obtained.
REFERENCES:
patent: 3091912 (1963-06-01), Stoddard et al.
patent: 3422617 (1969-01-01), Dudzik et al.
patent: 3462933 (1969-08-01), Nava
patent: 3831362 (1974-08-01), Dudzik
patent: 3987611 (1976-10-01), Kitamura et al.
Inuyama Hisao
Kasai Isamu
Tomiita Kazuo
Miller Austin R.
Petrakes John
Toray Industries Inc.
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