Dynamo-electricity: its generation, application, transmission, storage and measurement (1884)
Prescott, George B. (George Bartlett), 1830-1894 · New York, D. Appleton · leaf 384
parating the car-bons from each other, and the clockwork brings them nearer to-gether; but as under these conditions the path of the movablepiece in the electro-magnetic system is considerable, and as theattractive effect is much less sudden than in the case of electro-magnets with turning… … Fig. 212. for the headlights of locomotives has been that the jarring ofthe engine while in motion affects the regulating mechanism, so 364 THE ELECTRIC LIGHT. that the light is rendered extremely unsteady or is extinguished.This defect does not exist in the regulator shown in fig. 212,the carbons…
Electrical engineering
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