quasiturbine

quasi turbine, quasiturbine The Quasiturbine (Qurbine) is a no crankshaft rotary engine having a four faces articulated rotor with a free and accessible center, rotating without vibration nor dead time, and producing a strong torque at low RPM under a variety of modes and fuels. The Quasiturbine can also be used as air motor, steam engine, Stirlin...
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Quasiturbine

The Quasiturbine or Qurbine engine is a proposed pistonless rotary engine using a rhomboidal rotor whose sides are hinged at the vertices. The volume enclosed between the sides of the rotor and the rotor casing provide compression and expansion in a fashion similar to the more familiar Wankel engine, but the hinging at the edges allows the volume ...
Found on http://en.wikipedia.org/wiki/Quasiturbine
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