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Round Engine Bike

If you like old rotary engines, you have to go to Rhinebeck and see ~THIS~ Gnome-powered Bleroit running.

I've seen it....they only do short "hops" with it, but still pretty cool.

They have another rotary "display" engine that's missing a jug. It flew off in the air!
 
The Sopwith Camel (from beagle fame) had a rotary.
It isn't voodoo, just the block and cylinders are mounted to the prop. the crankshaft is mounted to the airplane. They use a slipring arrangement for inlet air. Exhaust just blows out from the head. Ignition is magneto on the block.
 
By the way, those old rotary engines did not have a carb or throttle. They ran full speed all the time (fuel was sprayed into the "manifold". The hollw crank shaft served as part of this manifold).

To "throttle" the engine, the pilot shut the igniton on and off....."blipping" the engine for landing.

These engines had a total-loss lubrication system that used castor oil mixed with the gasoline. The choking exhaust fumes covered the pilot with oil and often lead to persistent diarrhoea as well!
 
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