Air weaving loom including a leading end weft stretcher and meth

Textiles: weaving – Weft manipulation – Tensions

Patent

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Details

139302, 1393702, 139430, D03D 4730

Patent

active

057353166

ABSTRACT:
An air nozzle weaving loom is equipped on its weft exit sides (E2) with a cutter (11), a suction opening (8A), a first weft stop motion sensor (4), a weft stretcher (6), and a second weft stop motion sensor (7) arranged in that order in the weft insertion direction. These components are operated to provide a complete monitoring and handling of the weft thread with regard to proper weft thread insertions. A control signal from the first weft stop motion device (4) activates a suction device (8, 9) connected to said suction opening (8A) while simultaneously deactivating the stretcher (6), when the leading end of the weft thread reaches the first weft stop motion device (4). The cutter is activated by the main loom control while the suction is applied to the suction opening (8A), whereby a cut off leading end (16A) of the weft thread (16) is removed by suction. Thus, auxiliary warp threads and the formation of a so-called catch selvage are avoided and an auxiliary reed for forming the catch selvage is not nesessary.

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patent: 5226453 (1993-07-01), Bamelis

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