For hundreds of years of human history, the invention that has defined our ability to travel, explore, and expand our ...
A four-stroke internal combustion engine operates on the Otto cycle, a design conceived by German-born Nicolaus August Otto as early as 1861 and eventually awarded patent number 365701.
Richard Trevithick’s design had a boiler but this was removed to make the internal combustion engine. The German inventor Nicklaus Otto developed the first four stroke engine in 1876.
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