Sail-vertical axis rotor has flexible, particularly triangular sail which is stretched in circular arrangement, and rotor is arranged on two corners of sail in vertical alignment on tackle frame rotating around vertical axis
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Rotary piston expander engine medium change controlling method, involves actuating set of controlling units and elements by piston of rotary piston engine, where extra energy is not required from outer side of engine
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Rotary piston machine and output shaft integrating system, has air conditioner comprising two rotary machines, where one of machines serves for decompression of refrigerant with target to obtain expansion of refrigerant
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System of rotary piston engines for multilevel utilization of fuel energy in combined process, has rotary piston engines, which work with similar torque-characteristics on common shaft
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Principle and system for sealing the piston of rotary piston engines
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Appliance and method of controlling heat transfer involve bushings with notches, cavities and protuberances, and piston
