Dynamo electric machinery; its design, construction, and operation; direct-current machines (1915)
Sheldon, Samuel, 1862-1920, Hausmann, Erich, 1886- joint author · New York, D. Van Nostrand Company; · leaf 188
concentric withthe axis of the armature and attached to the field frame.The simultaneous shifting of the brushes is accomplishedby the turning of the hand wheel. These generators arerated on the basis that after a continuous full-load run of24 hours the temperature elevation of no part of the… … Fig. i02> A belt-driven, 400-K.W., 375 rev. per min. generatormanufactured by the Western Electric Company is shown inFig. 102. The pole pieces are of laminated sheet steel, andare cast into the circular yoke, thus insuring good magneticjoints. In the larger machines the frames are divided ver-…
Electric machinery
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