IGNITION SPARK TIMING CONTROL SYSTEM FOR AN INTERNAL COMBUSTION ENGINE OF THE TYPE HAVING A PLURALITY OF SPARK PLUGS IN EACH COMBUSTION CHAMBER

摘要

ABSTRACT OF THE DISCLOSURE:A method and system for controlling ignition spark timing ofan internal combination engine of the multiple plugs type, in whicha plurality of spark plugs are energized at different timings with apredetermined phase in dependence on the flow of air-fuel mixture ina combination chamber, whereby air-fuel mixture is ignited at timingsoptimum for rapid combustion.- 1 -