Method and apparatus for automatically inspecting and winding ya

Details Method and apparatus for automatically inspecting and winding ya Method and apparatus for automatically inspecting and winding ya

1994-04-28

1996-07-02

Stodola, Daniel P.

Winding, tensioning, or guiding

Coil holder or support

Spool or core

57 22, 57261, 57279, 242 36, B65H 6904, B65H 5402

Patent

active

055313914

ABSTRACT:
An automatic yarn winder wherein a yarn is taken up from a yarn supply bobbin and wound in a package and defects of the yarn is detected and the detected defect in the yarn is cut out and removed. The trailing cut end of the wound yarn and the leading end of the cut yarn are joined comprising yarn take-up device, stopping device for stopping yarn take-up when the number of detections becomes higher than a pre-fixed number for a fixed length of yarn being wound and taking up device for taking up the yarn from the yarn supply bobbin for a predetermined time after such stopping and joining the leading end of the remaining yarn on the yarn supply bobbin to the trailing end of the yarn on its package and re-starting taking up.

REFERENCES:
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patent: 4513921 (1985-04-01), Imoda et al.
patent: 4854515 (1989-08-01), Tone
patent: 4911372 (1990-03-01), Uchida et al.
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patent: 5065949 (1991-11-01), Tone
patent: 5115629 (1992-05-01), Zumfeld
patent: 5127595 (1992-07-01), Tone
patent: 5188304 (1993-02-01), Colli et al.
patent: 5284010 (1994-02-01), Dammann
patent: 5293738 (1994-03-01), Ferro et al.

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