Tuning mechanism for television tuners

Claim 1

IN A TELEVISION TUNER, THE COMBINATION OF, A STATION SELECTOR SHAFT ROTATABLE TO A PLURALITY OF STATION SELECTING POSITIONS, A SUPPORT STRUCTURE ROTATABLE WITH SAID SELECTOR SHAFT AND CARRYING A PLURALITY OF INDIVIDUALLY ADJUSTABLE GEAR ELEMENTS FOR FINE TUNING ADJUSTMENT TO DIFFERENT TELEVISION STATIONS, SAID ADJUSTABLE GEAR ELEMENTS MOVING IN A PREDETERMINED PATH AROUND SAID SELECTOR SHAFT AS SAID SUPPORT STRUCTURE IS ROTATED, A ROTATABLE FINE TUNING CONTROL MEMBER, A CONTROL SLEEVE, MEANS DEFINING A FULCRUM ENGAGING THE INNER SURFACE OF SAID SLEEVE, SAID SLEEVE BEING NORMALLY TILTED SO THAT THE AXIS THEREOF IS AT AN ANGLE WITH RESPECT TO THE AXIS TUNING CONTROL MEMBER, MEANS RESPONSIVE TO INWARD MOVEMENT OF SAID CONTROL MEMBER FOR PIVOTING SAID SLEEVE ABOUT SAID FULCRUM MEANS TO AN ADJUSTING POSITION IN WHICH THE AXIS OF SAID SLEEVE IS ALIGNED WITH THE AXIS OF SAID FINE TUNING CONTROL MEMBER, COOPERATING MEANS ON SAID CONTROL MEMBER AND SAID SLEEVE FOR ROTATING SAID SLEEVE WHILE THE SAME IS MAINTAINED IN SAID ADJUSTING POSITION, AND MEANS DRIVEN BY SAID SLEEVE AND MOVABLE INTO SAID PATH WHEN SAID SLEEVE IS MOVED TO SAID ADJUSTING POSITION FOR ROTATING A SELECTED ONE OF SAID GEAR ELEMENTS.