High speed apparatus for forming and applying transfer tails in textile yarn windup operations

Claim 1

AN IMPROVED YARN CUTTING AND TRANSFER TAIL ESTABLISHING DEVICE ADAPTED FOR USE IN COMBINATION WITH A TEXTILE FRICTIONAL DRIVE ROLL WINDUP APPARATUS, SAID APPARATUS COMPRISING A SUPPORTING STRUCTURE, A ROTARY DRIVING ROLL OPERATIVELY MOUNTED ON SAID STRUCTURE, AT LEAST ONE FREELY ROTATABLY YARN SUPPORT CHUCK OPERATIVELY MOUNTED ON SAID STRUCTURE, SAID CHUCK BEING ADAPTED FOR SURFACE DRIVEN ENGAGEMENT WITH SAID DRIVING ROLL OVER A SUBSTANTIALLY CYLINDRICAL SURFACE AREA FORMED BY A YARN PACKAGE HOLDER FRICTIONALLY SURROUNDING A PORTION OF AND ROTATING WITH SAID CHUCK, AND A RECIPROCATING YARN TRAVERSE GUIDE MOUNTED ON SAID STRUCTURE IN OPERATIVE ASSOCIATION WITH SAID DRIVING ROLL AND SAID CHUCK; SAID IMPROVED YARN CUTTING AND TRANSFER TAIL ESTABLISHING DEVICE COMPRISING A DISC MECHANISM INTEGRALLY MOUNTED ON SAID CHUCK ADJACENT ONE END OF SAID YARN PACKAGE HOLDER, SAID DISC MECHANISM EXTENDING IN A CIRCUMFERENTIAL DIRECTION AND LYING IN A PLANE SUBSTANTIALLY PERPENDICULAR TO THE AXIS OF THE CHUCK, SAID DISC MECHANISM HAVING MOUNTED THEREON ALTERNATELY ANGULARLY POSITIONED MEANS FOR ENGAGING AND CUTTING A MOVING TENSIONED YARN LINE AND THEN GRIPPING A PORTION OF SAID CUT YARN TO ESTABLISH WINDING OF A TRANSFER TAIL IN THE REGION OF SAID DISC MECHANISM WHILE MAINTAINING THE NORMAL ENGAGEMENT OF THE YARN LINE IN THE TRAVERSING GUIDE, SAID DISC MECHANISM COMPRISING A FIRST ANNULAR MEMBER HAVING A BEVELED OUTER PERIPHERAL EDGE EXTENDING IN A CIRCUMFERENTIAL DIRECTION AND LYING IN A PLANE SUBSTANTIALLY PERPENDICULAR TO SAID CHUCK''S AXIS OF ROTATION, AND A SECOND ANNULAR MEMBER ATTACHED TO SAID FIRST MEMBER AND POSITIONED ADJACENT SAID HOLDER, SAID SECOND MEMBER HAVING A PARTIALLY BEVELED PERIPHERAL OUTER EDGE EXTENDING IN AN ANNULAR DIRECTION AND ALSO LYING IN A PLANE SUBSTANTIALLY PERPENDICULAR TO SAID CHUCK''S AXIS OF ROTATION, SAID SECOND MEMBER HAVING SAID CUTTING AND GRIPPING MEANS DEFINED ON SAID SECOND MEMBER''S PARTIALLY BEVELED OUTER PERIPHERAL EDGE.