Biasing means for capstan pressure wheel

Claim 1

IN A TAPE TRANSPORT DEVICE HAVING A CAPSTAN LOCATED ADJACENT THE PATH OF TAPE TRAVEL AND SUPPORTED FOR ROTATION ABOUT ITS CENTRAL AXIS, THE COMBINATION COMPRISING A SHAFT SUPPORTED FOR ROTATION ABOUT AN AXIS FIXED RELATIVE TO AND DISPOSED PARALLEL WITH SAID CAPSTAN AXIS, AN ARM FIXED TO SAID SHAFT AND HAVING A PRESSURE WHEEL SUPPORTED THEREON FOR ROTATION ABOUT AN AXIS FIXED RELATIVE TO SAID ARM IN PARALLEL RELATIONSHIP WITH SAID CAPSTAN AXIS WHICH PRESSURE WHEEL IS MOVED TOWARD SAID CAPSTAN AND INTO TAPE FEEDING RELATIONSHIP THEREWITH AS SAID SHAFT IS MOVED ANGULARLY IN A FIRST DIRECTION AND IS MOVED AWAY FROM SAID CAPSTAN AS SAID SHAFT IS MOVED ANGULARLY IN THE OPPOSITE DIRECTION, AN ACTUATING MEMBER SUPPORTED FOR PIVOTAL MOVEMENT ABOUT THE AXIS OF SAID SHAFT AND RELATIVE TO SAID SHAFT, STOP MEANS FOR LIMITING SAID PIVOTAL MOVEMENT OF SAID ACTUATING MEMBER IN SAID OPPOSITE DIRECTION RELATIVE TO SAID SHAFT, BIASING MEANS FOR URGING SAID ACTUATING MEMBER IN SAID OPPOSITE DIRECTION AND TOWARD ITS LIMITED POSITION RELATIVE TO SAID SHAFT AND FOR RESILIENTLY RESISTING MOVEMENT OF SAID ACTUATING MEMBER IN SAID FIRST DIRECTION RELATIVE TO SAID SHAFT WHEREBY UPON MOVEMENT OF SAID ACTUATING MEMBER IN SAID FIRST DIRECTION SAID ACTUATING MEMBER MAY MOVE RELATIVE TO SAID SHAFT AND AGAINST THE FORCE OF SAID BIASING MEANS AFTER MOVEMENT OF SAID SHAFT AND ARM IS ARRESTED BY SAID CAPSTAN.