Resultado de búsqueda
Frank Julian Sprague (Milford (Connecticut), 25 de julio de 1857 - 25 de octubre de 1934), alférez de la Marina de los Estados Unidos recordado hoy día por su faceta de inventor, ya que contribuyó al desarrollo del motor eléctrico, de los tranvías y ferrocarriles eléctricos y de los ascensores de tracción eléctrica.
Frank Julian Sprague (July 25, 1857 – October 25, 1934) was an American inventor who contributed to the development of the electric motor, electric railways, and electric elevators.
Urban development got a major boost in 1887 when inventor Frank Julian Sprague developed the world’s first successful electric street railway system, making it feasible to build cities and towns that were more vast in size and allowing for a greater concentration of businesses in commercial areas.
8 de jun. de 2018 · Frank Julian Sprague (1857-1934), American electrical engineer and inventor, successfully used electricity to power vehicles and is known today as the father of electric traction. His electric motor -driven streetcar revolutionized urban transportation.
During a six-decade career, Sprague distinguished himself as an inventor for his accomplishments in the development of the electric railway, early electric elevators and the commercial electric motor. Biography Frank Julian Sprague (1857-1934) Sprague was born in Milford, Connecticut in 1857.
25 de ene. de 2016 · Frank Julian Sprague, AIEE President, 1892 - 1893, founded the Sprague Electric Railway and Motor Company, which later developed an electric railway system in Richmond, Virginia using electric traction. Biography. Frank Sprague was born on 25 July 1857 in Milford, Conn.
Frank Julian Sprague. Inventor and Engineer. By Thomas Commerford Martin. October 1911 Issue. The Sciences. THE career of a great inventor amd engineer like ' Frank J. Sprague, graduate...
