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 453
^wy^,tiiy^,a..Zl-.. - , … Fio. 246. Fui. 247. The mechanical advantages will be better underst(»(Ml j»v re-ferring to the accom))anying diagrams, in which Fig. 24(5 is acentral longitudinal section of the end of a shaft with the im-proved commutator carried thereon. Fig. 247 is a view of theinner or bearing face of the…
Electric currents, Alternating · Electrical engineering
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