| 123 / | HD | INTERNAL-COMBUSTION ENGINES |
| 594 | DF | HIGH TENSION IGNITION SYSTEM {28} |
| 596 | ![]() | .~ Using capacitive storage and discharge for spark energy {5} |
| 597 | DF | .~.~> Regulating sensed ignition capacitor voltage |
| 598 | DF | .~.~> Having an oscillator |
| 599 | DF | .~.~> Having a magneto {3} |
| 604 | DF | .~.~> Inductive capacitive discharge system |
| 605 | DF | .~.~> Having a specific capacitor, ignition coil means, or switching element circuit path |