Tension and waxing device for winding machines

Claim 1

A TENSION AND WAXING DEVICE FOR A YARN WINDING MACHINE ADAPTED TO BE LOCATED BETWEEN A SUPPLY BOBBIN AND A WINDING DRUM GUIDE OF SAID MACHINE AND COMPRISING A ROTATABLE SHAFT, FIRST AND SECOND MEMBERS MOUNTED ON SAID SHAFT FOR ROTATION THEREWITH AND ADAPTED TO RECEIVE A MOVING YARN STRAND THEREBETWEEN, SAID FIRST MEMBER BEING FIXED ON SAID SHAFT AND SAID SECOND MEMBER BEING MOVABLE AXIALLY ON SAID SHAFT RELATIVE TO SAID FIRST MEMBER, MEANS NORMALLY BIASING SAID SECOND MEMBER INTO ENGAGEMENT WITH SAID FIRST MEMBER BUT BEING MOVABLE TO MOVE SAID SECOND MEMBER OUT OF ENGAGEMENT WITH SAID FIRST MEMBER, MEANS FOR ROTATING SAID SHAFT TO ROTATE SAID MEMBERS IN A DIRECTION OPPOSITE TO THE DIRECTION OF MOVEMENT OF SAID YARN STRAND, AND MEANS ADAPTED TO BE ACTUATED BY THE KNOTTING MECHANISM OF SAID WINDING MACHINE UPON BREAKAGE OF SAID YARN STRAND FOR MOVING SAID SECOND MEMBER AWAY FROM SAID FIRST MEMBER SO AS TO RELEASE SAID YARN STRAND WHEREBY SAID YARN STRAND MAY BE ACTED UPON BY SAID KNOTTING MECHANISM.