Handbook for the use of electricians in the operation and care of electrical machinery and apparatus of the U. S. seacoast defenses .. (1904)
United States. War Dept · Washington, Govt. print. off. · leaf 54
r the armatureshown in fig. 48. Or, uijon paper, draw rectangles to represent all poles, in aparallel row show all of the bars, and then draw single lines from the bars torepresent the coils as they are found on the cylinder in one position. 46. Fig. 46 is a 4-pole, 17-coil, wave, drntQwinding.…
Electric machinery · Searchlights · Coast defenses
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