Device for gripping and forming a supply of weft thread before w

Details Device for gripping and forming a supply of weft thread before w Device for gripping and forming a supply of weft thread before w

1975-04-09

1976-09-28

Kee Chi, James

Textiles: weaving

Weft manipulation

Weaving with stationary weft supply

D03D 4736

Patent

active

039825680

ABSTRACT:
Device for gripping and forming a supply of measured weft thread before weft insertion in a shuttleless loom. The weft measuring means includes a rotary measuring drum with a nip disc. The inner space of the measuring drum is mounted on a driving shaft on which there is also mounted an axially displaceable gripping disc which is provided with an axially projecting toothed rim at its outer circumference. The device is provided with an annular housing coaxial of the measuring drum in the opposite inner wall of which there is provided an annular frontal groove, the position and size of which correspond to the axially projecting toothing on the gripping disc. The measured weft is delivered to the weft inserter from the measuring drum through the annular frontal groove to a central apex guide in advance of a weft inserting means.

REFERENCES:
patent: 2519786 (1950-08-01), Paabo
patent: 2668560 (1954-02-01), Svaty
patent: 3229725 (1966-01-01), Saito
patent: 3370618 (1968-02-01), Svaty et al.
patent: 3411547 (1968-11-01), Bucher
patent: 3776282 (1973-12-01), Sevcik

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