Internal-combustion engines – High tension ignition system – Dual systems
Patent
1989-12-19
1991-08-27
Nelli, Raymond A.
Internal-combustion engines
High tension ignition system
Dual systems
123630, 123643, F02P 1508
Patent
active
050424491
ABSTRACT:
Upon starting or in the event of a malfunction of the sensor for detecting the stage of the engine, the ignition in the various cylinders is controlled according to a sequence different from that used during normal operation. In the case of engines with odd numbers of cylinders, the sequence is completed in a rotation of the driving shaft through 360.degree. and acts on only one cylinder at a time; in the case of engines with even numbers of cylinders, the sequence is completed in a rotation of the driving shaft through 720.degree. and involves a pair of cylinders at a time.
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Fiat Auto S.p.A.
Nelli Raymond A.
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