Timeline of motor and engine technology

Timeline of motor and engine technology

Timeline of motor and engine technology

* (c. 30 - 70 AD) - Hero of Alexandria builds the first documented steam-powered device, the "aeolipile".
* 1698 - Thomas Savery builds a steam-powered water pump for pumping water out of mines
* 1712 - Thomas Newcomen builds a piston-and-cylinder steam-powered water pump for pumping water out of mines
* 1769 - James Watt patents his first improved steam engine
* 1816 - Robert Stirling invented his hot air Stirling engine, and what we now call a "regenerator"
* 1821 - Michael Faraday builds an electricity-powered motor
* 1824 - Nicolas Léonard Sadi Carnot first publishes that the efficiency of a heat engine depends on the temperature difference between an engine and its environment.
* 1837 - First American patent for an electric motor (US patent|132)
* 1850 - The first explicit statement of the first and second law of thermodynamics, given by Rudolf Clausius
* 1877 - Nikolaus Otto patents a four-stroke internal combustion engine (US patent|194047)
* 1882 - James Atkinson invents the Atkinson cycle engine, now common in some hybrid vehicles.
* 1888 - Nikola Tesla patents the induction motor (US patent|381968)
* 1892 - Rudolf Diesel patents the Diesel engine (US patent|608845)
* 1929 - Felix Wankel patents the Wankel rotary engine (US patent|2988008)
* 1937 - Hans von Ohain builds a gas turbine
* 1960s - alternators replace generators on automobile engines
* 1970s - electronically controlled ignition appears in automobile engines
* 1975 - Catalytic converters are first widely introduced on production automobiles in the US to comply with tightening EPA regulations on auto exhaust
* 1980s - electronically controlled ignition improved to reduce pollution
* 1980s - electronic fuel injection appears on gasoline automobile engines
* 1990s - Hybrid vehicles that run on an internal combustion engine (ICE) and an electric motor charged by regenerative braking


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