Ignition system for internal-combustion engines

Details Ignition system for internal-combustion engines Ignition system for internal-combustion engines

1982-07-21

1984-05-01

Nelli, Raymond A.

Internal-combustion engines

High tension ignition system

High frequency ignition system

1231465A, 123607, F02P 302, F02P 304, F02P 100

Patent

active

044454929

ABSTRACT:
Ignition system for internal combustion engines, including a transformer having a primary side with a primary winding and a secondary side with at least one secondary winding, a chopper connected to the primary winding for addressing the primary winding, a d-c or rectified a-c voltage source connected to the chopper, the at least one secondary winding being selectively coupled to spark plugs of the internal combustion engine, and electronic control means connected to the chopper for driving the chopper with pulse sequences having individual width-modulated pulses and for supplying the spark plugs with igintion pulse sequences having corresponding individual ignition pulses with modulated energy.

REFERENCES:
patent: 3945362 (1976-03-01), Neuman et al.
patent: 4122815 (1978-10-01), Gerry
patent: 4168692 (1979-09-01), Gerry

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