Weft yarn supply device with break trend monitoring apparatus

Details Weft yarn supply device with break trend monitoring apparatus Weft yarn supply device with break trend monitoring apparatus

1991-09-06

1992-12-22

Falik, Andrew M.

Textiles: weaving

Weft manipulation

Weaving with stationary weft supply

177 2511, 139452, D03D 4734

Patent

active

051727340

ABSTRACT:
A weft breaks monitoring system in a loom which examines the trend of the weft break, and comprises a device for measuring a winding diameter of a weft feed package and a tension meter for detecting a weft break, wherein the winding diameter is divided into plural sections and the number of times of weft break detections from the tension meter is counted every section. A yarn release device for the weft feed package which provides an adequate tension in response to a variation of a release tension resulting from a change in the winding diameter is also provided.

REFERENCES:
patent: 3700051 (1972-10-01), Brouwer et al.
patent: 4792101 (1988-12-01), Van Bogaert et al.
patent: 4887649 (1989-12-01), van Mullekom
patent: 5050648 (1961-09-01), Pezzoli

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