Internal combustion engine ignition system having increased ignition spark energy

Claim 2

An internal combustion engine ignition system having increased ignition spark energy comprising in combination with a source of direct current potential, an ignition coil primary winding, an ignition coil primary winding switch having current carrying elements which are operated to electrical circuit open and closed conditions in timed relationship with the engine, means for connecting said ignition coil primary winding and said current carrying elements of said ignition coil primary winding switch in series across said source of direct current potential, an inductor element, an electrical switching device having current carrying elements connected in series with said inductor element across said source of direct current potential and responsive to the electrical circuit open and closed conditions of said current carrying elements of said ignition coil primary winding switch for completing and interrupting the energizing circuit for said inductor element, respectively, and means for applying the potential induced in said inductor element upon the collapse of the magnetic field thereof with each operation of said current carrying elements of said ignition coil primary winding switch to said electrical circuit closed condition across said ignition coil primary winding in series aiding relationship with the potential of said source of direct current potential.

Claim 3

An internal combustion engine ignition system having increased ignition spark energy comprising in combination with a source of direct current potential, an ignition coil primary winding, an ignition coil primary winding switch having current carrying elements which are operated to electrical circuit open and closed conditions in timed relationship with the engine, means for connecting said ignition coil primary winding and said current carrying elements of said ignition coil primary winding switch in series across said source of direct current potential, an inductor element, an electrical switching device of the type having current carrying elements which may be operated to an electrical circuit closed condition upon the application thereto of an electrical signal, means for connecting said inductor element and said current carrying elements of said electrical switching device in series across said source of direct current potential, circuit means for applying an electrical signal to said electrical switching device each time said ignition coil primary winding switch is operated to the electrical circuit open condition for operating said current carrying elements thereof to the electrical circuit closed condition, and means for electrically connecting the junction between said inductor elemEnt and said current carrying elements of said electrical switching device to the terminal end of said ignition coil primary winding opposite the terminal end thereof connected to said current carrying elements of said ignition coil primary winding switch.

Claim 4

An internal combustion engine ignition system having increased ignition spark energy comprising in combination with a source of direct current potential, an ignition coil primary winding, an ignition coil primary winding switch having current carrying elements which are operated to electrical circuit open and closed conditions in timed relationship with the engine, means for connecting said ignition coil primary winding and said current carrying elements of said ignition coil primary winding switch in series across said source of direct current potential, an inductor element, an electrical switching device of the type having current carrying elements which may be operated to an electrical circuit closed condition upon the application thereto of an electrical signal, means for connecting said inductor element and said current carrying elements of said electrical switching device in series across said source of direct current potential, circuit means for applying an electrical signal to said electrical switching device each time said ignition coil primary winding switch is operated to the electrical circuit open condition for operating said current carrying elements thereof to the electrical circuit closed condition, and means for electrically connecting the junction between said inductor elemEnt and said current carrying elements of said electrical switching device to the terminal end of said ignition coil primary winding opposite the terminal end thereof connected to said current carrying elements of said ignition coil primary winding switch.

Claim 5

An internal combustion engine ignition system having increased ignition spark energy comprising in combination with a source of direct current potential, an ignition coil primary winding, an ignition coil primary winding switch having current carrying elements which are operated to electrical circuit open and closed conditions in timed relationship with the engine, means for connecting said ignition coil primary winding and said current carrying elements of said ignition coil primary winding switch in series across said source of direct current potential, an inductor element, a transistor having a control electrode and two current carrying electrodes, means for connecting said inductor element and said current carrying electrodes of said transistor in series across said source of direct current potential, a resistor, means for connecting said resistor in series with said current carrying elements of said ignition coil primary winding switch across said source of direct current potential, means for connecting said control electrode of said transistor to the junction between said resistor and said current carrying elements of said ignition coil primary winding switch, and means for electrically connecting the junction between said inductor element and said current carrying electrodes of said transistor to the terminal end of said ignition coil primary winding opposite the terminal end thereof connected to said current carrying elements of said ignition coil primary winding switch.

Claim 6

An internal combustion engine ignition system having increased ignition spark energy comprising in combination with a source of direct current potential, an ignition coil primary winding, an ignition coil primary winding switch having current carrying elements which are operated to electrical circuit open and closed conditions in timed relationship with the engine, means for connecting said ignition coil primary winding and said current carrying elements of said ignition coil primary winding switch in series across said source of direct current potential, an inductor element, a transistor having a control electrode and two current carrying electrodes, means for connecting said inductor element and said current carrying electrodes of said transistor in series across said source of direct current potential, a resistor, means for connecting said resistor in series with said current carrying elements of said ignition coil primary winding switch across said source of direct current potential, means for connecting said control electrode of said transistor to the junction between said resistor and said current carrying elements of said ignition coil primary winding switch, and means for electrically connecting the junction between said inductor element and said current carrying electrodes of said transistor to the terminal end of said ignition coil primary winding opposite the terminal end thereof connected to said current carrying elements of said ignition coil primary winding switch.

Claim 7

An internal combustion engine ignition system having increased ignition spark energy comprising in combination with a source of direct current potential, an ignition coil primary winding, a set of ignition distributor breaker contacts operated open and closed in timed relationship with the engine, means for connecting said ignition coil primary winding and said ignition distributor breaker contacts in series across said source of direct current potential, an inductor element, a transistor having current carrying electrodes connected in series with said inductor element across said source of direct current potential and responsive to the opening and closing of said ignition distributor breaker contacts for completing and interrupting the energizing circuit for said inductor element, respectively, and means for applying the potential induced in said inductor element upon the collapse of the magnetic field thereof upon each operation of said ignition distributor breaker contacts to the closed condition across said ignition coil primary winding in series aiding relationship with the potential of said source of direct current potential.

Claim 8

An internal combustion engine ignition system having increased ignition spark energy comprising in combination with a source of direct current potential, an ignition coil primary winding, a set of ignition distributor breaker contacts operated open and closed in timed relationship with the engine, means for connecting said ignition coil primary winding and said ignition distributor breaker contacts in series across said source of direct current potential, an inductor element, a transistor having current carrying electrodes connected in series with said inductor element across said source of direct current potential and responsive to the opening and closing of said ignition distributor breaker contacts for completing and interrupting the energizing circuit for said inductor element, respectively, and means for applying the potential induced in said inductor element upon the collapse of the magnetic field thereof upon each operation of said ignition distributor breaker contacts to the closed condition across said ignition coil primary winding in series aiding relationship with the potential of said source of direct current potential.