Method and apparatus for adjustable weft thread insertion in rap

Details Method and apparatus for adjustable weft thread insertion in rap Method and apparatus for adjustable weft thread insertion in rap

1999-08-18

2000-12-26

Falik, Andy

Textiles: weaving

Weft manipulation

Weaving with stationary weft supply

139194, D03D 4720, D03D 4723

Patent

active

061643424

ABSTRACT:
In the method a weft thread which is supplied via a thread brake and a thread presenter is inserted into a shed by means of rapiers with a thread clamp, with the thread clamp being set in a freely selectable manner for each weft insertion during the weft insertion. This makes it possible to insert weft yarns of different types and thickness into a shed. The system comprises a rapier (1) with a thread clamp (4) and an arrangement (4) with a first apparatus (11) for setting the thread clamp and with a second apparatus (21) for the actuation of the first apparatus.

REFERENCES:
patent: 3931837 (1976-01-01), Volpe
patent: 4371008 (1983-02-01), Freisler
patent: 5199468 (1993-04-01), Aarts et al.
patent: 5476122 (1995-12-01), Schuster et al.

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