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 398
uch distant from each other . In these engravings , Figs . 204 and 205 illustrate a machine in which the armature conductor and field coils are stationary , while the field magnet core revolves . Fig . 200 shows a machine embodying the same plan of construction , but having a stationary field… … Fig . 205 . means of a saw cuts in it radial slots from one edge nearly through to the other , beginning alternately from opposite edges . Hi this way a continuous zigzag conductor is formed . When the polar projections are f inch wide , the width of the conductor should not , under any…
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