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John Ericsson (born July 31, 1803, Långbanshyttan, Swed.—died March 8, 1889, New York, N.Y., U.S.) was a Swedish-born American naval engineer and inventor who built the first armoured turret warship and developed the screw propeller.
- The Editors of Encyclopaedia Britannica
John Ericsson, nato Johan, è stato un inventore, imprenditore e armatore svedese naturalizzato statunitense, attivo in Inghilterra e negli Stati Uniti e considerato uno dei più influenti ingegneri meccanici di sempre. Ericsson collaborò alla progettazione della locomotiva a vapore Novelty, che partecipò alle Rainhill Trials sulla ...
Later Ericsson designed other naval vessels and weapons, including a type of torpedo and a destroyer, a torpedo boat that could fire a cannon from an underwater port. He also provided some technical support for John Philip Holland in his early submarine experiments.
American naval strategy and power dominates world headlines—calling forth serious questions, and demanding insights, if not “answers”, from history. Indeed, John Ericsson, the Monitor and U.S. naval strategy have each come a long, long way from the turbulent mid-19th century. First off, however, a word on Union ironclads in general.
7 dic 2021 · John Ericsson was the pioneer of the propeller and the armoured ship. Born in Sweden, he later became a national hero in the US and an American citizen.
His achievements revolutionized naval warfare and gained him international recognition. Today his contributions towards both the Civil War and the engineering field are remembered in America with the John Ericsson National Memorial, located on the National Mall.
In 1839, Ericsson’s propellers were introduced into vessels for inland waterways. That year, he also began working on building a large frigate for the U.S. Navy – the USS Monitor. This ship incorporated a steam-propelled screw propeller, low in the water.
