Wrapped yarn spinning machine

Details Wrapped yarn spinning machine Wrapped yarn spinning machine

1982-08-31

1984-09-25

Petrakes, John

Textiles: spinning, twisting, and twining

Apparatus and processes

Covering or wrapping

57 6, 57304, D02G 336, D01H 1100

Patent

active

044729316

ABSTRACT:
A wrapped yarn spinning unit equipped with a delivery device for a sliver, a hollow spindle that carries a binding thread to be wrapped about the sliver and rotating together with the hollow spindle, a take-off device for the wrapped yarn, a feed tube between the delivery device and the hollow spindle and an air line connected to the feed tube at a distance downstream of the inlet opening of the feed tube and adapted to be connected to a vacuum source; a twist-producing device is further provided within the area of the inlet opening of the hollow spindle.

REFERENCES:
patent: 3681909 (1972-08-01), Korikovsky et al.
patent: 4170101 (1979-10-01), Bock
patent: 4336683 (1982-06-01), Bock et al.
patent: 4348858 (1982-09-01), Rottmayr
patent: 4391089 (1983-07-01), Billner et al.

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