Device to carry out doubling-twisting operations and twisted yar

Details Device to carry out doubling-twisting operations and twisted yar Device to carry out doubling-twisting operations and twisted yar

1985-02-27

1986-01-21

Watkins, Donald

Textiles: spinning, twisting, and twining

Apparatus and processes

Skip type stranding machines

57 3, 57 5836, 57 5886, D01H 790, D01H 788

Patent

active

045650608

ABSTRACT:
A device to carry out doubling-twisting operations on yarns and to make it possible to obtain twisted yarns very resistant to the stresses of tension and also having a very even appearance comprising a limiting element to limit a balloon of the yarn, a hollow spindle, a bobbin positioned on the spindle, an axle for the spindle defining an inlet hole for entry of th yarn and a motor to rotate the axle. The product of the device is a core formed by a very thin strong supporting thread around which is wound the yarn.

REFERENCES:
patent: 2442775 (1948-06-01), Nelson
patent: 2526523 (1950-10-01), Weiss
patent: 2730859 (1956-01-01), Gatling
patent: 2901884 (1959-09-01), Weinberger et al.
patent: 3339358 (1967-09-01), Vibber
patent: 3397528 (1968-08-01), Zermati
patent: 3444677 (1969-05-01), Henry
patent: 3499277 (1970-03-01), Vibber
patent: 3828544 (1974-08-01), Alker
patent: 4024895 (1977-05-01), Barron
patent: 4225442 (1980-09-01), Trembley et al.

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