Heat generating apparatus

Claim 1

IN A FUEL BURNER CONTROL CIRCUIT ADAPTED TO BE ENERGIZED BY A SOURCE OF ALTERNATING CURRENT, NORMALLY CLOSED VALVE MEANS FOR CONTROLLING THE FLOW OF FUEL TO SAID BURNER, MANUALLY OPERABLE MEANS FOR SELECTIVELY EFFECTING ENERGIZATION OF SAID CIRCUIT, MEANS FOR CONTROLLING THE ACTIVATION OF SAID VALVE MEANS UPON ACTUATION OF SAID MANUALLY OPERABLE MEANS, MEANS FOR GENERATING A SPARK IN THE PATH OF THE FUEL FLOWING FROM SAID BURNER FOR CAUSING IGNITION THEREOF, CIRCUIT INTERRUPTING MEANS FOR EFFECTING DEACTUATIJON OF SAID VALVE MEANS IN THE ABSENCE OF IGNITION OF THE FUEL, SAID CIRCUIT INTERRUPTING MEANS INCLUDING DELAY MEANS RESPONSIVE TO THE HEAT GENERATED BY THE IGNITED FUEL FOR REDUCING THE ENERGY SUPPLIED TO SAID SPARK GENERATING MEANS TO THEREBY RENDER IT INOPERATIVE, AND MEANS IN SAID CIRCUIT FOR PREVENTING THE GENERATION OF UNDERSIRABLE ELECTRICAL OSCILLATIONS ATTRIBUTABLE TO SAID SPARK GENERATING MEANS, SAID SPARK GENERATING MEANS COMPRISING A PAIR OF ELECRICAL CONTACTS SUPPORTED ON A PAIR OF CONTACT ARMS AND A VIBRATOR COIL FOR RAPIDLY OPENING AND CLOSING SAID CONTACTS; AND SAID SUPPRESSING MEANS COMPRISES A PLURALITY OF INDUCTIVE ELEMENTS IN SERIES WITH SAID CONTACTS TO PROVIDE THE CURRENT FLOWING IN THE CIRCUIT COMPRISING THE CONTACTS AND THE INDUCTIVE ELEMENTS WITH A RELATIVELY LONG TIME CONSTANT THEREBY PREVENTING RAPID CHANGES IN CURRENT FLOW UPON OPENING AND CLOSING OF SAID CONTACTS.