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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 449

An illustration from The inventions : researches and writing of Nikola Tesla, with special reference to his work in polyphase currents and high potential lighting, 1894, leaf 449
eemph>vment (»f an artificial coolinir device, and, second, inclosinjythe Source of heat and that portion of the mairnetic circuit ex-lM»sed to the heat and artificially cooling tlie heated part. These improvements are apjdicahle generally to the generatoi-sconstructed on the plan above… … Fir.. •24-: Fi<;. 243. plete apparatus and Fig. 243 is a cros.«usection «>f the magneticarmature<ore (»f the generator. Let A represent a magnetized core or permanent magnet thejMiIes of which are ])ridged by an armature-core composed of acjusinii 1 >hell n inclosing a nund)er of hollow…

Electric currents, Alternating · Electrical engineering

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