he Di Pietro motor concept is based on a rotary piston. Different from existing rotary engines, the Di Pietro motor uses a simple cylindrical rotary piston (shaft driver) which rolls, without any friction, inside the cylindrical stator.
The Di Pietro Motor (Rotary Air Engine)
The Di Pietro Motor (Rotary Air Engine)
(via www.cars-and-trees.com)
Submitted by ovisoftblue on Mon, 2007-09-03 08:11.
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