1. Jean Joseph Leon Farcot was a French engineer and industrialist whose factories employed up to 700 workers.

1. Jean Joseph Leon Farcot was a French engineer and industrialist whose factories employed up to 700 workers.
Joseph Farcot was one of the pioneers of the servomechanism, where a feedback loop helps control a machine.
Jean Joseph Leon Farcot was born in Paris on 23 June 1824.
Joseph Farcot was the son of the engineer Marie-Joseph Farcot.
Joseph Farcot's grandfather was the learned economist and philanthropist Joseph Jean Chrysostome Farcot.
Joseph Farcot obtained a diploma in 1845 from the Central School of Arts and Manufactures in Paris.
In 1846 Marie-Joseph Farcot transferred his factory close to the docks and railway station in Saint-Ouen on the Seine.
In 1867 the Maison Joseph Farcot received the Grand Prix pour merite hors ligne at the International Exposition of 1867 in Paris.
Joseph Farcot was made a knight of the Legion of Honour in 1867, and officer in 1878.
Joseph Farcot died in Saint-Ouen, Seine-Saint-Denis, on 19 March 1908.
Joseph Farcot obtained patents for aspects of steam engines, controllers, pumps, generators, cranes and thermal engines.
Marie-Joseph Farcot designed a governor in 1854, and he and Joseph designed several others after this, including the crossed-arm governor, which achieved close to isochronous operation, although it was prone to instability.
Joseph Farcot was given a British patent for a steering engine in 1868.
Joseph Farcot noted that with the steering engine of the Belier coastal defense ship, a force of 3 to 4 kilograms by the helmsman could operate a rudder with loads of 10,000 to 20,000 kilograms.