Traverse and tension control for winding machines

Claim 1

APPARATUS FOR CONTROLLING THE BUILDING OF PACKAGES OF STRAND MATERIAL ON A WINDING MACHINE HAVING ROTATING BOBBINS FOR RECEIVING THEREON THE STRAND MATERIAL, STRAND GUIDE MEANS ADJACENT EACH BOBBIN, A RECIPROCABLE TRAVESE MECHANISM FOR IMPARTING RELATIVE AXIAL MOVEMENT BETWEEN SAID GUIDE MENS AND SAID BOBBINS, AND MEANS SHIFTABLE BETWEEN FIRST AND SECOND POSITIONS FOR REVERSING SAID TRAVERSE MECHANISM AT THE ENDS OF STROKES THEREOF IN RESPECTIVE FIRST AND SECOND DIRECTIONS; SAID APPARATUS COMPRISING (A) A FRAME, (B) FIRST AND SECOND SPACED SWITCHES MOVABLY MOUNTED ON SAID FRAME, (C) A TUMBLER MOVABLE BETWEEN AND ADAPTED TO ENGAGE AND ACTUATE SAID SWITCHES IN ALTERNATION, (D) MEANS OPERATIVELY ASSOCIATED WITH SAID TRAVERSE MECHANISM FOR RECIPROCATING SAID TUMBLER IN SYNCHRONISM THEREWITH, (E) FIRST AND SECOND ELECTRIALLY OPERABLE MEANS FOR SHIFTING SAID SHIFTABLE MEANS TO THE RESPECTIVE FIRST AND SECOND POSITIONS AND BEING ELECTRICALLY CONNECTED IN PARALLEL TO THE RESPECTIVE FIRST AND SECOND SWITCHES WHEREBY THE DIRECTION OF MOVEMENT OF SAID TRAVESE MECHANISM IS REVERSED EACH TIME SAID TUMBLER ENGAGES AND ACTUATES EACH OF SAID SWITCHES, AND (F) MEANS RESPONSIVE TO EACH ENGAGEMENT OF SAID TUMBLER WITH AT LEAST ONE OF SAID SWITCHES FOR IMPARTING A STEP IN MOVEMENT TO AT LEAST ONE OF SAID SWITCHES TOWARD SAID TUMBLER THEREBY TO VARY CORRESPONDINGLY THE RANGE OF MOVEMENT OF SAID TRAVERSE MECHANISM AND SAID TUMBLER RELATIVE TO SAID FRAME.