Internal combustion engine ignition system

Details Internal combustion engine ignition system Internal combustion engine ignition system

1989-11-15

1990-11-06

Argenbright, Tony M.

Internal-combustion engines

High tension ignition system

Electronic cylinder sequencing

123149C, 123602, F02P 1502

Patent

active

049677195

ABSTRACT:
An ignition timing circuit controls operational amplifiers 41, 42 associated with respective engine cylinders in accordance with relative voltage levels, V1, V2 and V3 established by resistive dividers in response to timing signals from pulse coil windings 21, 22 and the output of an operating circuit 39, thereby avoiding the use of flip flops.

REFERENCES:
patent: 4170207 (1979-10-01), Boyama
patent: 4651706 (1987-03-01), Yukawa et al.
patent: 4809661 (1989-03-01), Kinoshita et al.
patent: 4856488 (1989-08-01), Okuda

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