Alexander Lodygin
Encyclopedia
Alexander Nikolayevich Lodygin (October 18, 1847 – March 16, 1923) (Александр Николаевич Лодыгин in Russian
Russian language
Russian is a Slavic language used primarily in Russia, Belarus, Uzbekistan, Kazakhstan, Tajikistan and Kyrgyzstan. It is an unofficial but widely spoken language in Ukraine, Moldova, Latvia, Turkmenistan and Estonia and, to a lesser extent, the other countries that were once constituent republics...

) was a Russian electrical engineer
Electrical engineering
Electrical engineering is a field of engineering that generally deals with the study and application of electricity, electronics and electromagnetism. The field first became an identifiable occupation in the late nineteenth century after commercialization of the electric telegraph and electrical...

 and inventor, one of inventors of the Incandescent light bulb
Incandescent light bulb
The incandescent light bulb, incandescent lamp or incandescent light globe makes light by heating a metal filament wire to a high temperature until it glows. The hot filament is protected from air by a glass bulb that is filled with inert gas or evacuated. In a halogen lamp, a chemical process...

.

Alexander Nikolayevich Lodygin was born in Stenshino village, Tambov
Tambov
Tambov is a city and the administrative center of Tambov Oblast, Russia, located at the confluence of the Tsna and Studenets Rivers southeast of Moscow...

 guberniya
Guberniya
A guberniya was a major administrative subdivision of the Russian Empire usually translated as government, governorate, or province. Such administrative division was preserved for sometime upon the collapse of the empire in 1917. A guberniya was ruled by a governor , a word borrowed from Latin ,...

, 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...

. His parents were of a very old and noble family (descendants of Andrei Kobyla
Andrei Kobyla
Andrei Ivanovich Kobyla was a progenitor of the Romanov dynasty of Russian tsars and many Russian noble families.This boyar was documented in contemporary chronicles only once, in 1347, when he was sent by Grand Duke Simeon the Proud to Tver with the purpose of meeting Simeon's bride, who was a...

 like Romanov
Romanov
The House of Romanov was the second and last imperial dynasty to rule over Russia, reigning from 1613 until the February Revolution abolished the crown in 1917...

s), but of very moderate means. He studied at the Tambov Cadet
Cadet
A cadet is a trainee to become an officer in the military, often a person who is a junior trainee. The term comes from the term "cadet" for younger sons of a noble family.- Military context :...

 School (1859–1865). Then he served in the 71st Belev regiment, and in 1866-1868 studied at the Moscow Infantry School. Soon after graduation from his military school he retired from the military and worked as a worker at the Tula
Tula, Russia
Tula is an industrial city and the administrative center of Tula Oblast, Russia. It is located south of Moscow, on the Upa River. Population: -History:...

 weapons factory.

Timeline

  • 1872: He decided to go to 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...

     to attend lectures at Saint Petersburg Institute of Technology
    Saint Petersburg State Institute of Technology
    Saint Petersburg State Institute of Technology is one of the oldest institutions of higher education in Russia , it currently trains around 5000 students.-History:...

     and to start working on an electrical helicopter (electrolet). The electrical helicopter would need some sort of artificial lighting that would have to be electrical. He decided to start his helicopter work by developing a source of electrical light for it.
  • 1872: He applied for a Russian patent
    Patent
    A patent is a form of intellectual property. It consists of a set of exclusive rights granted by a sovereign state to an inventor or their assignee for a limited period of time in exchange for the public disclosure of an invention....

     for his filament lamp. He also patented this invention in Austria
    Austria
    Austria , officially the Republic of Austria , is a landlocked country of roughly 8.4 million people in Central Europe. It is bordered by the Czech Republic and Germany to the north, Slovakia and Hungary to the east, Slovenia and Italy to the south, and Switzerland and Liechtenstein to the...

    , Britain
    United Kingdom
    The United Kingdom of Great Britain and Northern IrelandIn the United Kingdom and Dependencies, other languages have been officially recognised as legitimate autochthonous languages under the European Charter for Regional or Minority Languages...

    , France
    France
    The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

    , and Belgium
    Belgium
    Belgium , officially the Kingdom of Belgium, is a federal state in Western Europe. It is a founding member of the European Union and hosts the EU's headquarters, and those of several other major international organisations such as NATO.Belgium is also a member of, or affiliated to, many...

    . For a filament, Lodygin used a very thin carbon
    Carbon
    Carbon is the chemical element with symbol C and atomic number 6. As a member of group 14 on the periodic table, it is nonmetallic and tetravalent—making four electrons available to form covalent chemical bonds...

     rod, placed under a bell-glass.
  • August 1873: He demonstrated prototypes of his electric filament lamp in the physics lecture hall of the Saint Petersburg Institute of Technology
    Saint Petersburg State Institute of Technology
    Saint Petersburg State Institute of Technology is one of the oldest institutions of higher education in Russia , it currently trains around 5000 students.-History:...

    .
  • 1873–1874: He conducted experiments with electric lighting on ships, city streets, etc.
  • July 11, 1874, He was granted the Russian patent
    Patent
    A patent is a form of intellectual property. It consists of a set of exclusive rights granted by a sovereign state to an inventor or their assignee for a limited period of time in exchange for the public disclosure of an invention....

    , as patent number 1619.
  • In 1874, the Petersburg Academy of Sciences awarded him with a Lomonosov Prize for his invention of the filament lamp. That same year, Lodygin established the Electric Lighting Company, A.N. Lodygin and Co.
  • 1899: Petersburg Institute of Electrical Engineering awarded Lodygin with the honorary title
    Title of honor
    An honorary title or title of honor is a title bestowed upon individuals or organizations as an award in recognition of their merits.Sometimes the title bears the same or nearly the same name as a title of authority, but the person bestowed does not have to carry any duties, possibly except for...

     of electrical engineer.
  • 1875: From here on he was very interested in the socialist ideas of the Narodnik
    Narodnik
    Narodniks was the name for Russian socially conscious members of the middle class in the 1860s and 1870s. Their ideas and actions were known as Narodnichestvo which can be translated as "Peopleism", though is more commonly rendered "populism"...

    s.
  • 1880s: After Narodnik
    Narodnik
    Narodniks was the name for Russian socially conscious members of the middle class in the 1860s and 1870s. Their ideas and actions were known as Narodnichestvo which can be translated as "Peopleism", though is more commonly rendered "populism"...

    s killed Emperor Alexander II of Russia
    Alexander II of Russia
    Alexander II , also known as Alexander the Liberator was the Emperor of the Russian Empire from 3 March 1855 until his assassination in 1881...

    , there were repressions against their organization.
  • 1884: As a result, he had to emigrate from Russia to France
    France
    The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

     and USA.
  • 1895: He married the German reporter Alma Schmidt, the daughter of an electrical engineer.
  • 1890s: He invented a few types of filament lamps with metallic filaments; some say he was the first scientist to use a tungsten
    Tungsten
    Tungsten , also known as wolfram , is a chemical element with the chemical symbol W and atomic number 74.A hard, rare metal under standard conditions when uncombined, tungsten is found naturally on Earth only in chemical compounds. It was identified as a new element in 1781, and first isolated as...

     filament. He got a patent for lamps with tungsten filaments (US Patent No. 575,002 Illuminant for Incandescent Lamps, Application on January 4, 1893) and sold it to General Electric
    General Electric
    General Electric Company , or GE, is an American multinational conglomerate corporation incorporated in Schenectady, New York and headquartered in Fairfield, Connecticut, United States...

     (1906), who began the first industrial production of such lamps.
  • 1907: Lodygin returned to Russia. He continued work on a series of his inventions, including a new type of electrical motor, electrical weld
    Weld
    Weld most commonly refers to a joint formed by welding.Weld may also refer to:-People:* Weld family, an extended family of New England** Theodore Dwight Weld** Tuesday Weld* Weld-Blundell family* Cecil Weld-Forester, 1st Baron Forester...

    ing, tungsten alloys, electrical oven
    Oven
    An oven is a thermally insulated chamber used for the heating, baking or drying of a substance. It is most commonly used for cooking. Kilns, and furnaces are special-purpose ovens...

    s and smelting
    Smelting
    Smelting is a form of extractive metallurgy; its main use is to produce a metal from its ore. This includes iron extraction from iron ore, and copper extraction and other base metals from their ores...

     furnace
    Furnace
    A furnace is a device used for heating. The name derives from Latin fornax, oven.In American English and Canadian English, the term furnace on its own is generally used to describe household heating systems based on a central furnace , and sometimes as a synonym for kiln, a device used in the...

    s. He taught at Petersburg Institute of Electrical Engineering and worked for the Petersburg railroad.
  • 1914: He was sent by the Ministry of Agriculture to develop plans for electrification of Olonets
    Olonets
    Olonets is a town and the administrative center of Olonetsky District of the Republic of Karelia, Russia, situated on the Olonka River, to the east from Lake Ladoga. Population: -History:...

     and Nizhny Novgorod
    Nizhny Novgorod
    Nizhny Novgorod , colloquially shortened to Nizhny, is, with the population of 1,250,615, the fifth largest city in Russia, ranking after Moscow, St. Petersburg, Novosibirsk, and Yekaterinburg...

     gubernias.
  • After the Russian Revolution of 1917
    Russian Revolution of 1917
    The Russian Revolution is the collective term for a series of revolutions in Russia in 1917, which destroyed the Tsarist autocracy and led to the creation of the Soviet Union. The Tsar was deposed and replaced by a provisional government in the first revolution of February 1917...

     Lodygin emigrated to USA. He declined a Soviet offer to work for their State Plan for Electrification of Russia (1918).
  • 1923: He died in Brooklyn
    Brooklyn
    Brooklyn is the most populous of New York City's five boroughs, with nearly 2.6 million residents, and the second-largest in area. Since 1896, Brooklyn has had the same boundaries as Kings County, which is now the most populous county in New York State and the second-most densely populated...

     in New York.


Lodygin's ideas were almost always ahead of his time. He invented an incandescent light bulb
Incandescent light bulb
The incandescent light bulb, incandescent lamp or incandescent light globe makes light by heating a metal filament wire to a high temperature until it glows. The hot filament is protected from air by a glass bulb that is filled with inert gas or evacuated. In a halogen lamp, a chemical process...

 before Thomas Edison
Thomas Edison
Thomas Alva Edison was an American inventor and businessman. He developed many devices that greatly influenced life around the world, including the phonograph, the motion picture camera, and a long-lasting, practical electric light bulb. In addition, he created the world’s first industrial...

, but it was not commercially profitable. The lamp with a tungsten filament is indeed the only design used now, but in 1906 they were too expensive.

In 1871 Lodygin proposed an autonomous diving apparatus
Underwater diving
Underwater diving is the practice of going underwater, either with breathing apparatus or by breath-holding .Recreational diving is a popular activity...

 that consisted of a steel mask, natural rubber costume, accumulator battery
Battery (electricity)
An electrical battery is one or more electrochemical cells that convert stored chemical energy into electrical energy. Since the invention of the first battery in 1800 by Alessandro Volta and especially since the technically improved Daniell cell in 1836, batteries have become a common power...

 and a special apparatus for electrolysis of water
Electrolysis of water
Electrolysis of water is the decomposition of water into oxygen and hydrogen gas due to an electric current being passed through the water.-Principle:...

. The diver was supposed to breath the oxygen
Oxygen
Oxygen is the element with atomic number 8 and represented by the symbol O. Its name derives from the Greek roots ὀξύς and -γενής , because at the time of naming, it was mistakenly thought that all acids required oxygen in their composition...

-hydrogen
Hydrogen
Hydrogen is the chemical element with atomic number 1. It is represented by the symbol H. With an average atomic weight of , hydrogen is the lightest and most abundant chemical element, constituting roughly 75% of the Universe's chemical elemental mass. Stars in the main sequence are mainly...

 mix obtained by electrolysis of water.
Some authors said that the invented diving apparatus was very similar to modern scuba equipment
Scuba set
A scuba set is an independent breathing set that provides a scuba diver with the breathing gas necessary to breathe underwater during scuba diving. It is much used for sport diving and some sorts of work diving....



His ideas for an electrical helicopter were used many years later by Igor Sikorsky
Igor Sikorsky
Igor Sikorsky , born Igor Ivanovich Sikorsky was a Russian American pioneer of aviation in both helicopters and fixed-wing aircraft...

.

External links

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