Dynamo-electricity: its generation, application, transmission, storage and measurement (1884)
Prescott, George B. (George Bartlett), 1830-1894 · New York, D. Appleton · leaf 639
uting three coils permanently joined,surrounding the armature. This wire is fully exposed to themagnetic influence of the field poles, which inclose the armature 618 THE ELECTRIC LIGHT. almost completely. The field magnets, which surround the arma-ture, are cast iron shells, wound outside with many… … Fig. 409. wire upon the field magnets surround not only the iron poles,but likewise the revolving armature. The shaft, which ismounted in babbitted bearings of ample size, is of steel, finelyturned and perfectly true. The armature wire is kept cool byan active circulation of air over its whole…
Electrical engineering
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