IPC Main Group
F02P 5/00 Advancing or retarding electric ignition spark; Control therefor
Introduced: September 1968
Last revised: January 2006
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
Related Keywords
advancing or retarding IGNITION of internal-combustion engines
3 direct subcodes
Child Classifications
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- F02P 5/02 non-automatically; dependent on position of personal controls of engine, e.g. throttle position
- F02P 5/04 automatically, as a function of the working conditions of the engine or vehicle or of the atmospheric conditions
- F02P 5/16 characterised by the mechanical transmission between sensing elements or personal controls and final actuating elements