In the Otto four-cycle engine, the piston on the first stroke down draws in the combustible mixture. The up stroke then takes place, compressing the charge to a pressure limited by the ignition ...

Invented by Carmelo Scuderi Patented in July 2001 An internal combustion engine which combines the Otto engine's four cycles (intake, compression, combustion, exhaust) into two (combustion and ...

In 1876, the first internal combustion engine, the Otto engine, was created. The Otto engine used side-mounted valves because, at that time, rudimentary engines were modeled after steam engines ...