Engine analyzers

Details Engine analyzers Engine analyzers

1980-11-25

1983-04-05

Krawczewicz, Stanley T.

Electricity: measuring and testing

Internal-combustion engine ignition system or device

With analysis of displayed waveform

324384, 324394, 324399, 324402, F02P 1700

Patent

active

043792634

ABSTRACT:
An engine analyzer, for analyzing ignition voltage or current signals in an engine of the kind in which each spark plug is fed with a succession of pulses, alternate pulses producing real sparks to ignite the petrol/air mixture, the other pulses producing wasted sparks at a point of the engine operating cycle remote from ignition, the analyzer including circuitry to pass the real spark pulse and inhibit passage of the wasted spark pulses.

REFERENCES:
patent: 2645751 (1953-07-01), Byerlay
patent: 2791745 (1957-05-01), Ramsay
patent: 3175149 (1965-03-01), Whaley
patent: 3221545 (1965-12-01), Traver
patent: 3409824 (1968-11-01), Makuh
patent: 3619767 (1971-11-01), Pelta et al.
patent: 3714499 (1973-01-01), Pelta et al.
patent: 3798965 (1974-03-01), Pelta et al.

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