invention

Carl Auer von Welsbach enlightened the Streets of Europe

Carl Auer von Welsbach enlightened the Streets of Europe

On September 1, 1858, Austrian inventor Carl Auer von Welsbach was born. Von Welsbach is particularly well known for his work on rare earth elements, which led to the development of the flint used in modern lighters, the gas mantle which brought light to the streets of Europe in the late 19th century, and for the development of the metal filament light bulb. Family, Youth, and Education Carl Auer von Welsbach’s father Alois Auer…
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Hertha Ayrton – Arc Lights and Ripples in the Sand

Hertha Ayrton – Arc Lights and Ripples in the Sand

On August 26, 1923, British engineer, mathematician, physicist and inventor Hertha Ayrton died of blood poisoning resulting from an insect bite. Known in adult life as Hertha Ayrton, born Phoebe Sarah Marks, she was awarded the Hughes Medal by the Royal Society for her work on electric arcs and ripples in sand and water. She invented a sphygmograph (a device that charts pulse beats, but was not the first to do so), and…
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John Ericsson – Inventions in the Age of Steam Power

John Ericsson – Inventions in the Age of Steam Power

On July 31, 1803, Swedish-American inventor John Ericsson was born. Ericsson is regarded as one of the most influential mechanical engineers ever. Ericsson collaborated on the design of the steam locomotive Novelty, which competed in the Rainhill Trials on the Liverpool and Manchester Railway, won by George Stephenson‘s Rocket.[4] In America he designed the US Navy’s first screw-propelled steam-frigate USS Princeton, in partnership with Captain Robert Stockton as well as the first…
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