Benoît Rouquayrol


Benoît Rouquayrol was a French inventor. Along with Auguste Denayrouze, Rouquayrol invented a diving suit and breathing apparatus.

Biography

Benoît Rouquayrol was born on June 13, 1826, at Espalion, in the Aveyron department of Southern France. He became an engineer at the Saint-Étienne School of Mines. He became employed at a company involved in bituminous coal mining and foundries in Aveyron, and became the director of accounting by 1865.
In 1860, Rouquayrol became concerned with mine safety problems related to firedamp. He created a rescue apparatus consisting of a pressurized gas chamber coupled to a pressure regulator that he called the "Regulator for Equalization of Compressed Gas". In 1864, with the help of the French Navy lieutenant Auguste Denayrouze, Rouquayrol created the first diving suit. This diving suit won the gold medal at the 1867 World's Fair, and drew the attention of the author Jules Verne. Verne included the diving suit in his fictional depiction of a contemporary submarine voyage, 20,000 Leagues Under The Sea.
Rouquayrol died on November 14, 1875, at Rodez, Aveyron, France.

Chronology of patents and inventions

Additionally, Rouquayrol contributed to related inventions in co-operation with Auguste Denayrouze and others.