Patent ID: 9353723
Filing Date: 2016-05-31
CPC Classification: F02D,F02P

Claim Text:
1. An ignition system (T) for an internal combustion engine, the internal combustion engine comprising a control system, the ignition system (T) further comprising a power source ( 30 ), at least one ignition coil ( 10 , 11 , 12 ) having at least one primary coil (L 2 , L 4 , L 6 ) and one secondary coil (L 3 , L 5 , L 7 ) for a spark plug ( 13 , 14 , 15 ) and a measurement device ( 50 ) for measuring at least one of spark current, ion current, ignition voltage and primary voltage, said measurement device ( 50 ) being adapted to provide measurement signals to said control system for regulating the ignition system (T), characterised in that the ignition system (T) also comprises means for transforming up voltage and storing energy, and a plurality of switches (S 1 -S 7 ), said control system being adapted to control said switches (S 1 -S 7 ), by means of said measuring signal(s), for a supply of adaptive spark energy and/or to control a polarity of a spark.