Patent ID: 6082413
Filing Date: 2000-07-04
Classification: D03D

Abstract:
A weft stretching and detecting apparatus for a jet weaving loom having a reed (2) with a weft insertion channel (2A), said apparatus comprising a housing (6) for attachment to said jet weaving loom, a first weft guiding channel section (8) in said housing (6) in axial alignment with said weft insertion channel (2A) in said reed (2), a second weft stretching channel section (12) in said housing (6), an air flow passage positioned for stretching a weft thread in said second weft stretching channel section (12), a single weft stop motion device (13) comprising a carrier (13A) secured to a weft exit end of said housing (6), and an electro-optical detector (13B, 13C) mounted to said carrier (13A) and positioned for detecting a weft insertion fault in any one of said first and second channel sections (8, 12), and wherein said carrier (13A) comprises a first weft detection passage (17) in an axial alignment with said first weft guide channel section (8), and a second weft detection passage (18) in axial alignment with said second weft stretching channel section (12).