Louis-Emile Bertin

Louis-Emile Bertin , born with Nancy the March 23rd 1840 and dead the October 22nd 1924, buried with the Mirror factory (Handle), is a Engineer in naval construction French, Polytechnic school (1858). Member of the Institute, general Engineer of the Marine engineering. Commander of the Legion of honor, holder of very many decorations in particular of Japan and abroad: Grand Cross of the Order of Saint-Stanislas of Russia, etc Young engineer Louis-Emile Bertin, 24 years old, will be charged - by the count Prosper de Chasseloup Laubat, Minister for the marine of Napoleon III - to carry out in New Caledonia the building work, on the spot, with the assistance of soldiers and mélanésiens of the largest metal headlight of the world " The Amédée headlight on the Amédée" small island; to make safe the master key of Boulari. Work will spread out January in November 1865. Nowadays, the Amédée headlight became that of the wearing of Noumea, one of the most important commerdiaux ports of the Pacifique zone. Emile Bertin: a genius of research and invention: cleansing and ventilation of the steamers, in particular transport to avoid the epidemics on board (75% of mortality in less) - inventive of the small anti-roll skittles side, device (stabilizers) adopted by all the manufacturers throughout the world - In 1871/1872, inventor of a revolutionary system of protection of the ships by protective section of the floating or cellular section (known as “Bertin box”) what involves for him a fame of scientist (universally recognized) - inventive of the sleeve with air aboard ships - inventor and creator of the basin of tests of the hulls Victor boulevard in Paris (1st in the world) - it succeeds in making admit boilers with high pressure with small tubes (multitubular) of which the use quickly spread, etc

In February 1886, Emile Bertin is detached with the Japan for four years, until the month of March 1890. He is the creator of the navy of Japan Japanese imperial Marine. Its reputation of world scientist will enable him to carry out an ambitious program of naval construction. It was going to be able to apply its concepts concerning stability, the bulk-heading by cellular sections, ventilation, the speed and a strong armament thus contributing a decisive share to Japanese success of 1894 at the time of Sino-Japanese war and later, at the time of the war Russo-Japanese woman in (1904-1905). Emile Bertin reorganized basic in roof the primitive arsenal of Yokosuka. Then it will choose new sites to make there build the arsenals of Sasebo, close to Nagasaki and that of Kure, close to Hiroshima.

It is named, in 1892, principal of application of the marine engineering and, in 1895, central director of French Naval constructions and this, until 1905. He is elected member of the Academy of Science in 1903 and becomes President in 1922 about it. In 1921, he is member of the Academy of navy, etc Cofondateur in 1900 with Emile Guimet (1836-1918) and first President of the Company Free-Japanese woman of Paris, presidency which he kept until his death day before, in 1924, etc

Emile Bertin made the plans and took part in construction both in France and in Japan of approximately 150 buildings of surface. Emile Bertin with the head of French naval constructions, during one decade, thus leads France, since 1898, with the prestigious classification of second world navy with 400.000 tons, behind Great Britain (600 000 tons) but very largely in front of Russia, Italy and Germany. Author of more than fifty works or science reports and technical, etc

Principal publications

Given theoretical and experimental on the waves and rolling (1874)
Navy to vapor of war and trade (1875)
Actual position of the navy (1893)
civil Great Wars of Japan. Minamoto and Will conceal them, the Mikados and Siogouns (1156-1392). Preceded by an introduction on the old story and the legends (1894)
Navy of the United States (1896) Text in line
marine Boilers, course of steam engines professed at the School of application of the marine engineering (1896)
Evolution of the defensive power of the warships, with a complement concerning the stability of the ships (1906)
modern Navy, old history and new questions (1910)

The cruiser Emile Bertin

The French navy had not forgotten what it owed in Emile Bertin. It thus gave its name to a light cruiser, very beautiful unit of 6.000 tons launched on May 9th, 1933. During its tests, it reached the speed of 42 knots (more than 77 km/h) what made of this cruiser, fastest of the world and more race of the French navy.

The back small nephew by alliance of Louis Emile Bertin, Herve Bernard, wrote two new works in quadrichromy in 2007 (not marketed), entitled: " The Engineer of the Marine engineering Louis, Emile Bertin 1840/1924 Creator of the Navy of Japan at the Era of Meiji Tenno" of 78 pages and " Ambassador with the Country of the Rising sun in the Ancient Empire of Japon" of 266 pages. Herve Bernard, historian and writer, are also the signatory of an article entitled: " Louis, Emile Bertin - 1840-1924 Engineer Général of the Maritime" Genious; appeared in - the Review of the Friends of the Museum of the Navy in Paris - Neptunia N°239, of October of the year 2005.

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