Reciprocating engine spark ignition apparatus

Claim 1

A SPARK IGNITION SYSTEM FOR A RECIPROCATING INTERNAL COMBUSTION ENGINE COMPRISING: A LOW VOLTAGE GENERATOR COMPRISING A MAGNET ELEMENT AND A COIL ELEMENT, ONE OF SAID ELEMENTS BEING DRIVEN BY THE ENGINE CRANKSHAFT FOR MOVEMENT RELATIVE TO THE OTHER, FOR GENERATION OF A LOW VOLTAGE IN THE COIL ELEMENT; A PAIR OF BREAKER POINTS CONNECTED WITH THE OPPOSITE ENDS OF THE COIL ELEMENT AND ENGAGEABLE WITH ONE ANOTHER TO SHORT-CIRCUIT THE COIL ELEMENT; BREAKER POINT ACTUATING MEANS DRIVEN BY THE CRANKSHAFT FOR PERIODICALLY ENGAGING AND DISENGAGING THE BREAKER POINTS IN TIMED RELATION TO CRANKSHAFT ROTATION; AN ELONGATED PIEZOELECTRIC ELEMENT TO LEAD ZIRCONATETITANATE CERAMIC HAVING A PAIR OF ELECTRODES ON OPPOSITE FACES AT ONE END THEREOF AND ONE ELECTRODE AT THE OPPOSITE END THEREOF; CONDUCTOR MEANS ELECTRICALLY CONNECTING THE ENDS OF THE COIL ELEMENT WITH SAID PAIR OF ELECTRODES ON THE PIEZOELECTRIC ELEMENT; A PAIR OF SPARKING ELECTRODES MOUNTED IN SPACED APART SPARK GAP DEFINING RELATIONSHIP; MEANS ELECTRICALLY CONNECTING ONE OF SAID SPARK PLUG ELECTRODES WITH ONE END OF THE COIL ELEMENT; AND MEANS ELECTRICALLY CONNECTING THE OTHER OF SAID SPARK PLUG ELECTRODES WITH SAID ONE ELECTRODE ON THE PIEZOELECTRIC ELEMENT.