| http://www.w3.org/ns/prov#value | - In a shuttleless air jet loom, a method for preventing a weft yarn having therein a defective portion, such as a too thin or too thick portion falling outside a predetermined range of limits, from being inserted into the shed and therefore woven in the fabric, is disclosed.In normal weaving operation, the weft yarn is monitored by a weft yarn sensor which is provided in the path of the weft yarn p
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