A. c. generator signal light and field relay system

Claim 1

IN A MOTOR VEHICLE ELECTRICAL SYSTEM, THE COMBINATION COMPRISING, AN ALTERNATING CURRENT GENERATOR HAVING AN OUTPUT WINDING AND A FIELD WINDING, AN ENGINE FOR DRIVING SAID GENERATOR, AN IGNITION SYSTEM FOR SAID ENGINE, A BATTERY RECTIFIER MEANS HAVING DIRECT CURRENT OUTPUT TERMINALS CONNECTED WITH SAID BATTERY AND INPUT TERMINALS CONNECTED WITH SAID OUTPUT WINDING, AN IGNITION SWITCH HAVING A BATTERY CONTACT, AN ACCESSORY CONTACT AND AN IGNITION CONTACT, SAID SWITCH HAVING A FIRST POSITION WHERE SAID BATTERY CONTACT IS CONNECTED WITH BOTH SAID IGNITION AND ACCESSORY CONTACTS AND HAVING A SECOND POSITION WHERE SAID BATTERY CONTACT AND IGNITION CONTACT ARE DISCONNECTED, SAID IGNITION SYSTEM BEING CONNECTED WITH SAID IGNITION CONTACT WHEREBY SAID IGNITION SYSTEM IS ENERGIZED WHEN SAID BATTERY CONTACT AND IGNITION CONTACT ARE CONNECTED TOGETHER, MEANS CONNECTING SAID BATTERY CONTACT WITH ONE SIDE OF SAID BATTERY AND WITH ONE OF THE OUTPUT TERMINALS OF SAID BRIDGE RECTIFIER NETWORK, AN ENERGIZING CIRCUIT FOR INITIALLY ENERGIZING THE FIELD WINDING OF SAID GENERATOR FROM SAID BATTERY, SAID ENERGIZING CIRCUIT INCLUDING A RESISTOR CONNECTED IN SERIES WITH SAID FIELD WINDING AND SAID ACCESSORY CONTACT AND INCLUDING A SIGNAL LAMP CONNECTED IN SERIES WITH SAID FIELD WINDING AND SAID IGNITION CONTACT, AND A CIRCUIT CONNECTED IN SHUNT WITH SAID RESISTOR AND SIGNAL LAMP FOR ENERGIZING SAID FIELD WINDING FROM SAID BATTERY, SAID LAST-NAMED CIRCUIT INCLUDING CONTROL MEANS WHICH IS OPERATIVE TO CLOSE SAID CIRCUIT IN RESPONSE TO THE DEVELOPMENT OF A VOLTAGE BY SAID GENERATOR.