Open-end spinning machines

Details Open-end spinning machines Open-end spinning machines

1975-06-27

1977-11-22

Queisser, Richard C.

Textiles: spinning, twisting, and twining

Apparatus and processes

Unitary multiple twist devices

19112, D01N 112

Patent

active

040589650

ABSTRACT:
The present disclosure is directed to an open-end spinning machine for the open-end spinning of textile fibres, in which there are provided a spinning element, a fibre opening roller, means for feeding fibres in the form of a sliver to said opening roller, and fibre conveying means for conveying in discrete form to said spinning element fibres opened by said opening roller. The opening roller comprises a boss portion, an end wall portion extending radially outwardly from said boss portion at one end thereof, and a cylindrical shell portion extending from said wall portion over and in coaxial relation to said boss portion to form an annular cavity between the outer surface of said boss portion, the inner surface of said wall portion and the inner surface of said shell portion. A plurality of fibre engaging pins are located in holes in said shell portion, the pins passing from within the annular cavity through the shell portion and having end portions terminating in points protruding from the outer surface of the shell portion.

REFERENCES:
patent: 3123866 (1964-03-01), Stewart et al.
patent: 3210923 (1965-10-01), Schlossen
patent: 3381463 (1968-05-01), Fajt et al.
patent: 3624994 (1971-12-01), Robleva et al.
patent: 3730802 (1973-05-01), Stewart et al.
patent: 3737951 (1973-06-01), Mackie
patent: 3750381 (1973-08-01), Greenwood et al.
patent: 3757506 (1973-09-01), Kutscher et al.
patent: 3828539 (1974-08-01), Crousdale et al.
patent: 3834145 (1974-09-01), Ellingham et al.
patent: 3841075 (1974-10-01), Kutscher et al.

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