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Jean Joseph Léon Farcot (23 June 1824 – 19 March 1908) was a French engineer and industrialist whose factories employed up to 700 workers. He was also a prolific inventor. He was one of the pioneers of the servomechanism, where a feedback loop helps control a machine. The invention lets one helmsman control a ship's rudder weighing several tons. ==Life== Jean Joseph Léon Farcot was born in Paris on 23 June 1824. He was the son of the engineer Marie-Joseph Farcot (1798–1875). His grandfather was the learned economist and philanthropist Joseph Jean Chrysostome Farcot (1744–1815). At first he was interested in history, but then decided to join the family business. He obtained a diploma in 1845 from the Central School of Arts and Manufactures in Paris. He then joined the family firm. In 1846 Marie-Joseph Farcot transferred his factory close to the docks and railway station in Saint-Ouen on the Seine. Through successive purchases of land the works grew to almost . The main output of the factory was steam engines, but it also produced boilers, pumps and electrical machines. Joseph Farcot help build the workshops in Saint-Ouen. In 1848 he became head of the research section of the Maison Farcot. The factory employed 145 workers in 1849, and 500–700 between 1872 and 1902. In 1867 the Maison Farcot received the ''Grand Prix pour mérite hors ligne'' at the International Exposition of 1867 in Paris. Almost all the machines they exhibited were designed by Joseph Farcot. They exhibited two coupled horizontal steam engines at the exhibition each of which delivered 80 horsepower. They won a gold medal for their horizontal steam engines in the class of motors, generators and mechanical devices. The report of the jury noted that the Farcots had installed two 100 horsepower Woolf pumps which took water from the Seine at the quai d'Austerlitz in Paris and delivered it along a line of to the reservoirs at Ménilmontant, higher up. Joseph Farcot was made a knight of the Legion of Honour in 1867, and officer in 1878. In 1879 he became president of the society of civil engineers of France. Joseph Farcot died in Saint-Ouen, Seine-Saint-Denis, on 19 March 1908. He was aged eighty three. After his death the factory in Saint-Ouen ran into difficulties. It was sold in 1915, and in 1924 was acquired by André Citroën. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Joseph Farcot」の詳細全文を読む スポンサード リンク
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