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 446
420 INVENTIONS OF NIKOLA TESLA . h , so that the same is again heated and the operations are re peated . The reciprocating movements thus obtained are em ployed as a source of mechanical power in any desired manner . Usually a connecting - rod to a crank upon a fly - wheel shaft would be made use… … Fig . 234 . Fig . 236 . Fig . 235 . electro - magnet is illustrated in place of a permanent magnet . The operations , however , are the same . In Fig . 233 are shown the same parts as in Figs . 231 and 232 , but they are differently arranged . The armature a , instead of swinging , is stationary…
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