Dynamo-electricity: its generation, application, transmission, storage and measurement (1884)
Prescott, George B. (George Bartlett), 1830-1894 · New York, D. Appleton · leaf 562
e in contact with a SIEMENS MACHINE. 541 heavy plate, P, of soft iron. The soft iron armature or inductor isas long as the magnet system is wide, and is cut in deep longitudi-nal grooves, as shown in the cross-section, fig. 341. This ismounted upon two screw points between the poles of the mag-net… … Fig. 342.
Electrical engineering
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