Method of and apparatus for controlling weft threads in a shuttl

Details Method of and apparatus for controlling weft threads in a shuttl Method of and apparatus for controlling weft threads in a shuttl

1984-06-13

1986-11-18

Jaudon, Henry S.

Textiles: weaving

Weft manipulation

Weaving with stationary weft supply

D03D 4736

Patent

active

046230050

ABSTRACT:
Method of and apparatus for controlling a weft thread in a shuttleless loom, particularly a shuttleless weft-change loom. The apparatus has a rotary measuring device provided with a winding arm. In accordance with the invention, the weft thread is variably braked between a measuring point and a weft thread supply. In the apparatus of the invention the winding arm is provided with an open thread guide, and adjacent the measuring drum there is provided at least a pair of controlled presenter levers, the presenter levers preceded by positively controlled thread brakes.

REFERENCES:
patent: 3411547 (1968-11-01), Bucher
patent: 3938561 (1976-02-01), Scheffel
patent: 4342340 (1982-08-01), Key et al.
patent: 4403634 (1983-09-01), Jankovsky et al.

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