Dynamo-electricity: its generation, application, transmission, storage and measurement (1884)
Prescott, George B. (George Bartlett), 1830-1894 · New York, D. Appleton · leaf 503
f the south pole directly beneath it. The armature D is of rectangular cross-section, its breadthbeing the same, or nearly the same, as the diameter of the polesof the electro-magnet, while its length is equal to the distance 482 THE ELECTEIC LIGHT. between the centres of the poles, plus twice… … Fig. 292. in the drawings, its lower end being a considerable distancebelow the south or lower pole of the electro-magnet D D, whileits upper end is very nearly in the same horizontal plane withthe lowest point of the periphery of the north or upper pole.The armature D^ is supported by two flexible…
Electrical engineering
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