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My subversive attempts to do something useful. The Rotary Piston Array Machine -- Geothermal Power Generator -- Solarthermal Power Generator -- Air-Sea Temperature Difference Engine -- Continuous Combustion Engine -- Frequently Asked Questions Compact Planetary Gear Electromagnetic Drive An Ocean Wave Energy Converter -- The Synchronized Rotor Array The Wave Pump Heat Engine With No Compressor The rotary piston array (RPA) is the possibly most compact and most elegant machine to transform the volumetric change of gas into shaft work and vice versa.
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Tesla inherited from his father a deep hatred of war. Throughout his life, he sought a technological way to end warfare. He thought that war could be converted into, "a mere spectacle of machines." In 1931 Tesla announced to reporters at a press conference that he was on the verge of discovering an entirely new source of energy.