Patent ID: 7584769
Filing Date: 2009-09-08
Classification: D03D

Abstract:
1. A method for the insertion of a weft thread into a shed of a rapier weaving machine in which the weft thread is taken up by a bringer rapier and fixedly clamped in the same by means of a thread clamp; is inserted by means of the bringer rapier into the shed; is taken over by a taker rapier and fixedly clamped in the same by means of a thread clamp; and the insertion of the weft thread is continued by means of the taker rapier, wherein the clamping force of the thread clamp in the bringer rapier is controlled during the weft insertion in that the clamping force of the thread clamp is reduced by means of at least one magnet and a magnetizable part cooperating with the at least one magnet during the take-up of the weft thread and/or during the take-over of the weft thread relative to the clamping force in the insertion phase lying therebetween, and one of the at least one magnet and the magnetizable part is arranged on a part of the thread clamp and the other is mounted outside of the rapier and is stationary with respect to the rapier.