Patent ID: 6026864
Filing Date: 2000-02-22
Classification: B65H,D03D

Abstract:
A weft yarn presentation device in a shuttleless loom, comprising a plurality of presentation devices, one for each weft yarn, said presentation devices including linear electric motors each comprised of a fixed plate carrying permanent magnets, a rotary slider, and a rod rigidly connected to said slider and rotatable with said slider to present a weft yarn carried by an end thereof to a gripper, said sliders being pivotally mounted to said fixed plates, respectively, for rotation about respective axes in planes substantially parallel to planes containing said respective plates, said rod ends being maintained separated from one another in raised positions thereof to maintain the weft yarns carried thereby separated from one another and movable into lowered delivery positions for presenting yarns to the gripper, said lowered positions being spaced closer to one another than said raised positions, each said slider having a projecting element carrying said weft yarn presentation rod, said fixed plates being assembled to another such that the plates and planes contained therein angularly diverge from one another from adjacent said pivotal mounting between said sliders and said plates and form acute angles therebetween.