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 93
free poles aiv developed at the ends of the ci»res, which,acting iji conjunction with the others. pr()duce rotation of thearmature. The construction in detail hy which this inviiitioii is illusti-atedis shown in the accompanying drawings. Fig. (50 is a view in side elevation of a niotoi-… … Fi(.. f.d. Fic. (11. in>uhitioii hetween the shei-t^. When complete, the iVame make^a field-magnet with inwanlly itrojecting ])t>le-i)ieces u and c Toadaj)t them to the re<piirements (d this particular case these pole-pieces are out of line with one another, those marked h surround-ing one…
Electric currents, Alternating · Electrical engineering
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
