Patent classifications
F
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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F02
COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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F02P
IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
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F02P3/02
having inductive energy storage, e.g. arrangements of induction coils
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F02P3/055
with protective means to prevent damage to the circuit,; e.g. semiconductor devices; or the ignition coil
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F02P3/0552
Opening or closing the primary coil circuit with semiconductor devices
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F02P3/0556
Protecting the coil when the engine is stopped
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