Automatic parking area mechanism

Claim 1

MEANS FOR TREADING A DISCOID, ELECTRICALLY-CONDUCTIVE TOKEN HAVING AN ORIENTING DEPRESSION IN ONE FACE AND HAVING A RADIAL TAB, COMPRISING A HOUSING, A SLIDE HAVING AN UPWARDLY-PRESENTED SURFACE FORMED WITH A WELL THEREIN, SAID SLIDE BEING SUPPORTED FOR MOVEMENT BETWEEN AN OUTER POSITION IN WHICH SAID WELL IS EXPOSED OUTSIDE SAID HOUSING AND AN INNER POSITION IN WHICH SAID WELL IS DISPOSED WHOLLY WITHIN SAID HOUSING, A DIELECTRIC ELEMENT LOOSELY RECEIVED IN SAID WELL, A PLATFORM MEMBER MOVABLY SUPPORTED RELATIVE TO SAID DIELECTRIC ELEMENT AND FORMED TO PROVIDE AN UPWARDLY-PRESENTED SURFACE HAVING AN UPWARD ORIENTING PROJECTION, MEANS SUPPORTED FROM SAID SLIDE AND COOPERATING WITH SAID PLATFORM MEMBER, WHEN SAID SLIDE IS IN ITS OUTER POSITION, TO SUPPORT SAID PLATFORM MEMBER WITH ITS SAID SURFACE SUBSTANTIALLY FLUSH WITH SAID SLIDE SURFACE TO RECEIVE A TOKEN WITH SAID UPWARD ORIENTING PROJECTION ENTERED IN SAID ORIENTING DEPRESSION, A CONTACTOR RING MOUNTED IN SAID HOUSING ABOVE SAID SLIDE AND CONCENTRICALLY REGISTERING WITH A TOKEN SUPPORTED ON SAID SLIDE WHEN SAID SLIDE IS IN ITS INNER POSITION, MEANS IN SAID HOUSING AND ENGAGEABLE WITH SAID DIELECTRIC ELEMENT, WHEN SAID SLIDE IS IN ITS INNER POSITION, TO LIFT SAID DIELECTRIC ELEMENT TO MOVE THE TAB OF A TOKEN SUPPORTED THEREON INTO ELECTRICAL CONTACT WITH SAID RING, SAID RING BEING MADE UP OF A SERIES OF CONDUCTOR PADS SEPARATED BY RECTIFIER WAFERS, A COLLAR CONCENTRIC WITH SAID RING AND MOUNTED FOR ROTATION ABOUT THE AXIS OF SAID RING, A BRUSH CARRIED BY SAID COLLAR TO SWEEP SAID RING, AND MEANS FOR ROTATING SAID COLLAR STEPBY-STEP TO MOVE SAID BRUSH, AT PREDETERMINED UNIFORM TIME INTERVALS FROM ONE PAD TO THE NEXT AND TO TURN SAID COLLAR THROUGH ONE COMPLETE REVOLUTION IN TWENTY-FOUR HOURS.