False twister and method for controlling same

Textiles: spinning – twisting – and twining – Apparatus and processes – Monitor and control

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Details

57336, D01H 746, D01H 792

Patent

active

055029612

ABSTRACT:
A false twister which nips a yarn-between crossed belts and impart twist and feed to the yarn includes a sensor for detecting an untwisting tension of the yarn portion located downstream of the belts and the untwisting tension detected by the sensor is controlled to a target value of an untwisting tension by adjusting a contact pressure between the belts or a running speed of the belts.

REFERENCES:
patent: 4144700 (1979-03-01), Tarai et al.
patent: 4377932 (1983-03-01), Dammann et al.
patent: 4384494 (1983-05-01), Taylor
patent: 4402179 (1983-09-01), Dammann et al.
patent: 4408448 (1983-10-01), Bauer et al.
patent: 4910953 (1990-03-01), Mirabel et al.

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