Winding machines used in the manufacture of strings for musical instruments

Claim 1

IN A MACHINE FOR WINDING A WIRE ON A PLIABLE CORE OF THE TYPE INCLUDING A FRAME, A FIRST SHAFT AND A TUBULAR SHAFT IN ALIGNMENT WITH THE FIRST SHAFT AND SPACED THEREFROM, BOTH JOURNALLED ON SAID FRAME, MEANS FOR ROTATING BOTH SAID SHAFTS IN UNISON IN THE SAME DIRECTION, A SECOND SHAFT FITTED IN SAID TUBULAR SHAFT FOR LENGTHWISE SLIDING MOVEMENT, KEYED THERETO TO ROTATE THEREWITH AND EXTENDING FROM BOTH ENDS THEREOF, MEANS ON EACH OF THE FACING ENDS OF THE FIRST AND SECOND SHAFTS TO HOLD AN END OF THE CORE RESPECTIVELY, A BAR MOUNTED ON THE FRAME FOR LONGITUDINAL MOVEMENT THEREON ALONG THE LINE OF SAID SHAFTS; SAID SECOND SHAFT BEING INTERMEDIATE SAID FIRST SHAFT AND SAID BAR, A MEANS BIASING SAID BAR AWAY FROM THE FIRST SHAFT, MEANS ADAPTED FOR SHIFTING SAID BAR TOWARDS THE FIRST SHAFT, THE END OF SAID BAR NEAREST THE SECOND SHAFT BEING IN ALIGNMENT THEREWITH AND MEANS ASSOCIATING SAID BAR AND THE SECOND SHAFT WHEREBY ON MOVEMENT OF SAID BAR TOWARDS THE FIRST SHAFT, SAID SECOND SHAFT WILL BE PUSHED BY SAID END OF THE BAR TOWARDS SAID FIRST SHAFT WHEREUPON A SUSPENDED CORE WILL BE SLACKENED AND UPON MOVEMENT OF SAID BAR BY SAID BIASING MEANS, SAID BAR WILL PULL THE SECOND SHAFT AWAY FROM THE FIRST SHAFT WHEREUPON THE SUSPENDED CORE WILL BE TESTED; SAID ASSOCIATING MEANS INCLUDING A BEARING STRUCTURE TO RECEIVE THE PULL OF SAID BAR, THE IMPROVEMENT CONSISTING OF STURDY MEANS FIXED ON THE FRAME, MAINTAINING THE SECOND SHAFT AND SAID BERARING STRUCTURE AGAINST LATERAL MOVEMENT WITH RESPECT TO THE COMMON AXIS LINE OF SAID SHAFTS.