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 60
pical multipolar dynamo. The regions ss are called the air gaps, ff thepole faces, pp the pole pieces,and hlikk are called the poletips or horns; hh are calledthe leading pole tips and kkthe trailing pole tips with ref-erence to the motion of thearmature as indicated by thecurved arrow. The coils… … Fig. 27. 50 DYNAMOS AND MOTORS. the fo^e. Figure 28 is a general view of an early type* of bipolardirect-current dynamo (motor) manufactured by the Crocker-
Dynamos · Electric motors
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