| 123 / | HD | INTERNAL-COMBUSTION ENGINES |
|
| 594 |  | HIGH TENSION IGNITION SYSTEM {28} |
| 595 | DF | .~> Retrofit conversion ignition unit |
| 596 | DF | .~> Using capacitive storage and discharge for spark energy {5} |
| 606 | DF | .~> High frequency ignition system {2} |
| 609 | DF | .~> Having dwell control {2} |
| 612 | DF | .~> Having engine component position sensor {5} |
| 618 | DF | .~> Having specific trigger circuitry {1} |
| 620 | DF | .~> Additional spark energy supply |
| 621 | DF | .~> Having an ignition coil with multiple primary or secondary windings {1} |
| 623 | DF | .~> Having supply voltage regulation |
| 624 | DF | .~> Having ballast resistor cutout or control |
| 625 | DF | .~> Responsive to engine or environmental condition {1} |
| 627 | DF | .~> Having auxiliary spark gap in series or parallel with the coil |
| 628 | DF | .~> Having a continuous high voltage output to the high voltage distributor |
| 629 | DF | .~> Monostable multivibrator controls timing of coil primary current |
| 630 | DF | .~> Safety device {2} |
| 633 | DF | .~> Radio interference protection |
| 634 | DF | .~> Having a specific ignition coil |
| 635 | DF | .~> Specific coil location |
| 636 | DF | .~> Multiple spark ignition system {3} |
| 640 | DF | .~> Dual systems {1} |
| 642 | DF | .~> Piezoelectric voltage generator |
| 643 | DF | .~> Electronic cylinder sequencing |
| 644 | DF | .~> Current or voltage sensing in coil primary |
| 645 | DF | .~> Maverick spark suppressor {1} |
| 647 | DF | .~> Having a specific mounting of system component |
| 648 | DF | .~> Having SCR triggered by lowering cathode voltage below ground |
| 649 | DF | .~> Multiple primary current interrupters |
| 650 | DF | .~> Power supply, ignition coil primary, and interrupter element all in series {6} |