mike wilson wrote:

>> From: Mark Roberts <[EMAIL PROTECTED]>
>> 
>> Adam Maas wrote:
>> 
>> >Oops, brain fart. Of course, some Radials were Rotaries, back in WW1 
>> >days (Fixed crank, spinning cylinders, prop attached to the block).
>> 
>> I've heard about those. How did they wire the spark plugs on spinning
>> cylinders?
>> 
>
>I've got a vague memory of it being a normal magneto system with a wiper to 
>distribute the EHT to each cylinder, although, if the mag spins with the 
>crankcase, that would be uneccessary.  Try reading this:
>http://www.gutenberg.org/dirs/etext97/haero10.txt

Thanks. Fascinating stuff. The *induction* method is really amazing:
They channeled the intake mixture through a hollow crankshaft!
 

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