using mechanical means

Introduced: January 1985

Last revised: January 2006

Full Title

Advancing or retarding electric ignition spark; Control therefor > automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions > using mechanical means

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

3 direct subcodes

Child Classifications

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F02P 5/06 dependent on engine speed
F02P 5/1 dependent on fluid pressure in engine, e.g. combustion-air pressure
F02P 5/14 dependent on specific conditions other than engine speed or engine fluid pressure, e.g. temperature