E. K. Gauzen
Encyclopedia
E. K. Gauzen was a Russia
Russia
Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...

n naval technician
Technician
A technician is a worker in a field of technology who is proficient in the relevant skills and techniques, with a relatively practical understanding of the theoretical principles. Experienced technicians in a specific tool domain typically have intermediate understanding of theory and expert...

. Working in the Russian naval base
Naval base
A naval base is a military base, where warships and naval ships are deployed when they have no mission at sea or want to restock. Usually ships may also perform some minor repairs. Some naval bases are temporary homes to aircraft that usually stay on the ships but are undergoing maintenance while...

 at Kronshtadt near Saint Petersburg
Saint Petersburg
Saint Petersburg is a city and a federal subject of Russia located on the Neva River at the head of the Gulf of Finland on the Baltic Sea...

, in 1829 he invented a "diving machine". This was a type of diving costume
Standard diving dress
A standard diving dress consists of a metallic diving helmet, an airline or hose from a surface supplied diving air pump, a canvas diving suit, diving knife and boots...

 that consisted of air-supplied metallic helmet
Helmet
A helmet is a form of protective gear worn on the head to protect it from injuries.Ceremonial or symbolic helmets without protective function are sometimes used. The oldest known use of helmets was by Assyrian soldiers in 900BC, who wore thick leather or bronze helmets to protect the head from...

 and leather suit
Diving suit
A diving suit is a garment or device designed to protect a diver from the underwater environment. A diving suit typically also incorporates an air-supply .-History:...

. Gauzen's invention was used by the Russian Navy
Navy
A navy is the branch of a nation's armed forces principally designated for naval and amphibious warfare; namely, lake- or ocean-borne combat operations and related functions...

for underwater work until 1880.

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