Open-end yarn piecer

Details Open-end yarn piecer Open-end yarn piecer

1984-05-18

1987-04-14

Petrakes, John

Textiles: spinning, twisting, and twining

Apparatus and processes

Piecing up

57 80, 57405, 242 356R, D01H 1502

Patent

active

046568247

ABSTRACT:
The travelling piecer is provided with a threading pin which moves through an endless path in order to thread a seed yarn through the nip rolls of a spinning station and a yarn reserve forming device.
The yarn centering mechanism employing a pair of pivotally mounted guide arms is used to position an accessible length of seed yarn in a position to be taken up by the threading pin.

REFERENCES:
patent: 3640059 (1972-02-01), Lutovsky et al.
patent: 3695017 (1972-10-01), Hori et al.
patent: 3810352 (1974-05-01), Miyazaki et al.
patent: 3858385 (1975-01-01), Shinkai et al.
patent: 4031691 (1977-06-01), Roehrich
patent: 4041684 (1977-08-01), Kamp
patent: 4175370 (1979-11-01), Stahlecker
patent: 4223517 (1980-09-01), Husges et al.
patent: 4438624 (1984-03-01), Mayer et al.
patent: 4494371 (1985-01-01), Morita et al.

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