Dynamos and motors; a text book for colleges and technical schools (1911)
Franklin, William S. (William Suddards), 1863-1930, Esty, William, 1868-1928 · New York The Macmillan company · leaf 58
one half through the windingson the other side of the ring. That is, the windings on the ringpresent two paths for the flow of current from brush to brush,and the eurrent in each path is one half of the current which isdelivered to the receiving circuit. The resistance of the armaturewinding… … Fig. 22. Tlie midtipolay dircct-curroit dyiimiio. — Figure 23 shows aring-wound armature rotating inside of a crown of six in-wardly projecting field magnet poles. The electromotive forceswhich are induced in the windings as they sweep across the polefaces cannot produce current in the endless wire…
Dynamos · Electric motors
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