The inventions : researches and writing of Nikola Tesla, with special reference to his work in polyphase currents and high potential lighting (1894)
Martin, Thomas Commerford, 1856-1924, Tesla, Nikola, 1856-1943 · New York : The Electrical Engineer · leaf 326
arbon and let the arc plav between the carljon pieces.This preserves the rods, and besides has the advantage of keep-ing the air space liotter, as the heat is not conducted away asquickly through the carbons, and the result is that a smallerE. M. F. in the arc gap is required to maintain a… … Fic. lu;. box n, wliicli is thickly coated with mica on the inside, as indi-cated b\ the heavy liius. Die perforations ure providid witiimica tubes /// ///, of some tliickness, which are |)refirably not incontact with the rods d r/,. The Imi\ has a covit (- which is alittk larger and descends on…
Electric currents, Alternating · Electrical engineering
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