Engine starting systems

Claim 1

IN A STARTING SYSTEM FOR AN INTERNAL COMBUSTION ENGINE HAVING AN ELECTRIC STARTER AND A SOURCE OF ELECTRIC CURRENT, IN COMBINATION, A STARTER ACTUATING SOLENOID, A STARTER CIRCUIT INCLUDING SAID SOURCE AND SAID STARTER ACTUATING SOLENOID, A STARTER RELAY HAVING NORMALLY OPEN CONTACTS IN SAID CIRCUIT BETWEEN SAID SOURCE AND SAID ACTUATING SOLENOID, NORMALLY CLOSED CONTACTS AND A COIL, A MANUAL STARTER BUTTON HAVING CONTACTS ARRANGED IN A CIRCUIT TO CONNECT SAID RELAY COIL TO SAID SOURCE TO CLOSE SAID NORMALLY OPEN STARTER RELAY CONTACTS AND ENERGIZE SAID STARTER ACTUATING SOLENOID, AN ENGINE STOP SOLENOID ARRANGED TO SHUT DOWN THE ENGINE, A CIRCUIT CONNECTING SAID STOP SOLENOID TO SAID SOURCE THROUGH SAID SET OF NORMALLY CLOSED CONTACTS ON SAID STARTER RELAY; A STARTER ISOLATING RELAY HAVING A COIL AND HAVING A NORMALLY CLOSED SET OF CONTACTS IN THE CIRCUIT CONNECTING THE STARTER-RELAY NORMALLY OPEN CONTACTS TO THE STARTER ACTUATING SOLENOID AND SAID SOURCE, AND MEANS HAVING CONTACTS CLOSED IN RESPONSE TO A CONDITION INDICATING ENGINE OPERATION AND CONNECTED IN A CIRCUIT INCLUDING, SAID LAST-MENTIONED COIL AND SAID SOURCE TO OPEN THE STARTER ACTUATING SOLENOID CIRCUIT AND RENDER THE STARTER INOPERATIVE.