Tape feed and take-up mechanism

Claim 1

IN A TAPE FEED MECHANISM FOR HOT STAMPING MACHINES OF THE TYPE HAVING A VERTICALLY RECIPROCATING OPERATING BAR, THE COMBINATION COMPRISING AN ASSEMBLY OF ROLLERS ATTACHED TO SAID OPERATING BAR, AND ASSEMBLY INCLUDING A FEED ROLLER, AN IDLER ROLLER AND A TAKE-UP ROLLER; A CRANK ARM CONNECTED TO SAID FEED ROLLER BY A CLUTCH MEANS OPERABLE TO DRIVE SAID ROLLER IN ONE DIRECTION ONLY, SAID CLUTCH MEANS INCLUDING AN OUTER CYLINDRICAL HOUSING CONNECTED TO SAID CRANK ARM, A PAIR OF CLUTCH PLATES CONNECTED TO THE SHAFT OF SAID FEED ROLLER, SAID CLUTCH PLATES FORMING A ROLLER CAGE AND HAVING A PLURALITY OF SPRING RETAINING FINGERS FORMED THEREON AND A PLURALITY OF ARCUATE SEMI-RECTANGULAR APERTURES FORMED THEREIN, A PLURALITY OF ROLLERS HAVING THE SHAFTS THEREOF EXTENDING INTO SAID ARCUATE APERTURES, A PLURALITY OF SPRING MEANS POSITIONED ON SAID RETAINING FINGERS AND CONTACTING SAID ROLLERS THEREBY TO URGE SAME TOWARD ONE EDGE OF SAID ARCUATE APERTURES AND TOWARD THE INTERIOR SURFACE OF SAID CLUTCH HOUSING; SAID CRANK ARM HAVING A LONGITUDINAL SLOT; A BRACKET AFFIXED TO A STATIONARY POINT ON SAID MACHINE, SAID BRACKET HAVING A VERTICAL SLOT, A STATIONARY PIVOT PIN AFFIXED IN SAID VERTICAL SLOT ADAPTED FOR ADJUSTABLE POSITIONING THEREIN, SAID PIVOT PIN EXTENDING INTO SAID LONGITUDINAL SLOT OF SAID CRANK ARM AND SLIDABLE THEREIN TO ROTATE SAME WHEN SAID OPERATING BAR IS RECIPROCATED.