Process and apparatus for piecing-up a wrap yarn

Details Process and apparatus for piecing-up a wrap yarn Process and apparatus for piecing-up a wrap yarn

1980-07-25

1982-03-09

Watkins, Donald

Textiles: spinning, twisting, and twining

Apparatus and processes

Covering or wrapping

57261, B65H 8108, D02G 336, D01H 1500

Patent

active

043182690

ABSTRACT:
A method and apparatus for piecing up yarn on an apparatus for producing wrap yarn. The device includes delivery rolls, a hollow spindle, takeup rolls, and a wind up device. A binding thread is fed from a bobbin carried on the hollow spindle for wrapping around a fiber bundle being fed through the delivery rolls and the hollow spindle. A clamping device and yarn guide is provided for positioning a piecing thread into the nip of the delivery rolls for being joined with said fiber bundle upon breaking of the wrap yarn.

REFERENCES:
patent: 2886941 (1959-05-01), Bahnson, Jr.
patent: 3899867 (1975-08-01), Northup et al.
patent: 4170101 (1979-10-01), Bock
patent: 4226077 (1980-10-01), Hilbert

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