The inventions, researches and writings of Nikola Tesla : with special reference to his work in polyphase currents and high potential lighting (1894)
Martin, Thomas C, Tesla, Nikola · The Electrical Engineer · leaf 173
n wire , which , when wound , is passed through shellac . The armature wires are wound around brass pins , wrapped with silk thread . The diameter of the armature wire in this type of machine should not be more than £ of the thick ness of the pole projections , else the local action will be con… … Fig . 97 . Each part lias 480 pole projections , the projections of one facing those of the other . The armature consists of a wheel of hard bronze , carrying the conductors which revolve between the pro jections of the held magnet . To wind the armature conductors , I have found it most convenient…
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