Direct use of flames or burners for ignition

Classification Context

Section:

MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING

Class:

COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Subclass:

IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES

Child Classifications

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• F02P 21/02 the flames being kept burning essentially external to engine working chambers
• F02P 21/04 Burning-cartridges or like inserts being arranged in engine working chambers