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Motor oil, engine oil, or engine lubricant is any one of various substances used for the lubrication of internal combustion engines. They typically consist of base oils enhanced with various additives, particularly antiwear additives , detergents, dispersants , and, for multi-grade oils, viscosity index improvers .
1893 Hornsby-Akroyd oil engine at the museum of Lincolnshire life, Lincoln, England 14 hp Hornsby-Akroyd oil engine at the Great Dorset Steam Fair in 2008. The Hornsby-Akroyd oil engine, named after its inventor Herbert Akroyd Stuart and the manufacturer Richard Hornsby & Sons, was the first successful design of an internal combustion engine using heavy oil as a fuel.
The Selden Road-Engine The Präsident automobile The first automobile in Japan, a French Panhard-Levassor, in 1898 Fiat 4 HP, the first car model produced by Italian manufacturer Fiat in 1899. The American George B. Selden filed for a patent on 8 May 1879. His application included the engine and its use in a four-wheeled car.
The engine called the Antoinette 8V was used for early French airplanes. 1903: The first gas turbine that was able to produce more power than needed to run its own components is built by Norwegian inventor Ægidius Elling. [37] 1904: The first overhead valve engine in a mass-production car is fitted to the American Buick Model B sedan.
The U.S. automobile industry after WWII could not take advantage of the high octane fuels then available. Automobile compression ratios increased from an average of 5.3-to-1 in 1931 to just 6.7-to-1 in 1946. The average octane number of regular-grade motor gasoline increased from 58 to 70 during the same time.
After developing a successful gasoline-powered two-stroke piston engine in 1873, Benz focused on developing a motorized vehicle while maintaining a career as a designer and manufacturer of stationary engines and their associated parts. The Benz Patent-Motorwagen was a motor tricycle with a rear-mounted engine. The vehicle contained many new ...
Aircraft jet engines, for example, require the use of synthetic oils, whereas aircraft piston engines do not. [3] Synthetic oils are also used in metal stamping to provide environmental and other benefits when compared to conventional petroleum and animal-fat based products. [4] These products are also referred to as "non-oil" or "oil free".
Elwood Haynes (October 14, 1857 – April 13, 1925) was an American inventor, metallurgist, automotive pioneer, entrepreneur and industrialist.He invented the metal alloy stellite and independently co-discovered martensitic stainless steel along with Englishman Harry Brearley in 1912 and designed one of the earliest automobiles made in the United States.