Sequential timer

Claim 1

IN A SEQUENTIAL TIMER SWITCH HAVING A TIMING CAM WITH MULTIPLE TRACKS JOINTLY DEFINING A SINGLE SELF-STOPPING 360* PROGRAM, CONTROLLING A SERIES OF SWITCHES, AND NORMALLY DRIVEN BY A FIRST MOTOR, AND A SHAFT COROTATABLY SUPPORTING SAID TIMING CAM, THE IMPROVEMENT IN COMBINATION THEREWITH COMPRISING: (A) A GEAR ROTATABLY SUPPORTED ON SAID SHAFT; (B) A SLEEVE COROTATABLY AND SLIDABLY SUPPORTED ON SAID SHAFT AND BIASED AGAINST SAID GEAR; (C) MEANS ON SAID GEAR AND SAID SLEEVE ENABLING RELATIVE ROTATION THEREBETWEEN IN ONE DIRECTION AND COROTATION THEREOF IN THE OPPOSITE DIRECTION; (D) A NORMALLY DEENERGIZED SECOND MOTOR DRIVABLY CONNECTED TO SAID GEAR AND OPERATIVE WHEN ENERGIZED TO DRIVE SAID GEAR IN SAID OPPOSITE DIRECTION TO EFFECT ROTATION OF SAID TIMING CAM AT A HIGHER RATE THAN IT IS DRIVEN BY SAID FIRST MOTOR, AND OPERATIVE WHEN DEENERGIZED TO PREVENT ROTATION OF SAID GEAR WHEN SAID FIRST MOTOR DRIVES SAID SLEEVE IN SAID ONE DIRECTION; AND (E) A NUMBER OF SELECTIVELY OPERABLE SWITCH CIRCUITS CONNECTED TO SUPPLY POWER TO SAID SECOND MOTOR AND TO SIMULTANEOUSLY REMOVE POWER FROM SEVERAL OF SAID SWITCHES WHILE LEAVING THE CIRCUIT TO SAID FIRST MOTOR CLOSED, AND EACH CIRCUIT BEING UNDER THE CONTROL OF A FURTHER ONE OF SAID SERIES OF SWITCHES FOR EFFECTING CANCELLATION OF A PREDETERMINED PORTION OF SAID PROGRAM BY RAPID ADVANCE OF SAID TIMING CAM, WHEREBY A MODIFIED PROGRAM MAY BE SELECTED WHICH TERMINATES AT THE SAME CAM POSITION AS SAID PROGRAM.