Bacon, John Baptiste Ford · San Francisco, P. Elder and company · leaf 90
f spark plugs that themagneto supplies. A distributor arm with acarbon brush directly connected with the sec-ondary coil turns about upon the distributorplate conducting secondary current to eachsegment in turn. With the spark fully ad-vanced, the distributor arm should just beentering a segment… … WIRING DIAGRAM OF A MAGNETO SYSTEM IGNITION to a spark plug, the result might be that thehigh pressure of the secondary would cause ashort circuit between the two coils. To avoidsuch a happening a safety gap is provided inthe secondary circuit. Its points are generallythree-eighths of an inch apart…
Airplanes
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