Plastic and nonmetallic article shaping or treating: processes – Forming continuous or indefinite length work – Shaping by extrusion
Patent
1990-10-10
1992-08-11
Lorin, Hubert C.
Plastic and nonmetallic article shaping or treating: processes
Forming continuous or indefinite length work
Shaping by extrusion
2642905, 2642907, D01D 1100
Patent
active
051376768
ABSTRACT:
A process is disclosed for improving the handling control of a moving, wet, unitary bundle of a plurality of yarns wherein a tension is applied to the yarn between the spinneret and the feed rolls until individual yarns can be separated from the bundle and, then, the tension is removed and the separation is maintained.
REFERENCES:
patent: 2289232 (1942-07-01), Babcock
patent: 2581922 (1952-01-01), Spencer
patent: 3574811 (1971-04-01), Jamison
patent: 4056240 (1977-11-01), Gallini et al.
patent: 4466935 (1984-08-01), Bair et al.
E. I. Du Pont de Nemours and Company
Lorin Hubert C.
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