Textiles: weaving – Weft manipulation – Weaving with stationary weft supply
Patent
1978-05-24
1979-12-18
Jaudon, Henry
Textiles: weaving
Weft manipulation
Weaving with stationary weft supply
139450, 139194, D03D 4730
Patent
active
041789717
ABSTRACT:
There are disclosed a method of and an apparatus for controlling weft threads, particularly in jet weaving machines with alternating insertion of two different wefts into a shed. At least during the inserting time of the first weft the end of the second weft inserted into the shed before said first weft is held and tensioned and is cut upon finishing the inserting operation of said first weft.
The apparatus for controlling wefts includes a pair of inserting jets and weft directing means with guides for each of the weft threads, weft traps being provided between the appurtenant nozzle and the weft directing means, for the purpose of trapping the appurtenant weft in the non-inserting position of the appurtenant inserting nozzle.
REFERENCES:
patent: 3416572 (1968-12-01), Giavini
patent: 3417793 (1968-12-01), Freihofer
patent: 3482606 (1969-12-01), Mizuno et al.
patent: 3658098 (1972-04-01), Mullekom
patent: 3698442 (1972-10-01), Sakamoto
patent: 3722551 (1973-03-01), Mizuno et al.
patent: 3885599 (1975-05-01), Mawdsley et al.
patent: 4078586 (1978-03-01), Porter et al.
Bucek Miroslav
Kuda Vladimir
Malasek Jaromir
Jaudon Henry
Vyzkumny a vyvojovy ustav Zavodu vseobecneho strojirenstvi
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