The electric motor and the transmission of power (1906)
Houston, Edwin J. (Edwin James), 1847-1914, Kennelly, Arthur E. (Arthur Edwin), 1861-1939, joint author · New York : McGraw Pub. Co. · leaf 329
Fig. 96.—The Driver for the Field Ring. Since the field maf>;nets revolve aroundthe fixed armature, it is necessary tofirmly attach the field to the shaft. Thisis effected by means of the cover just de-scribed. A completed machine is repre-sented in position in Fig. 97. A vertical cross-section… … Fig. 97.—The First Generator in Position in thePower House at Niagara. field rino; i^. It., throuo;h the driver D.The poles j^^ Pj have their coils excited bycurrent supplied through the collector rings 322 THE ELECTRIC MOTOR AND S. Bruslies, uot sliown in tlie figure, reston these rings, supported…
Electric motors
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