Dynamo-electricity: its generation, application, transmission, storage and measurement (1884)
Prescott, George B. (George Bartlett), 1830-1894 · New York, D. Appleton · leaf 344
hearc then forms, and the current divides between the arc and thebobbins, E. Its action upon the cores, F, becomes weak, and itcan no longer balance the counterpoise, P, which falls back, andraises the system again. The arc thus becomes primed. Thecores, F, however, preserve a certain amount of… … of the carbons, the arc elongates, a greater portion of the currentpasses into the bobbins, E, the armature, p^ is attracted with moreforce, and the lever, L^, swings around the point, 0. The rota-tion of U separates the piece, a m l^ from the rod, CC, which,being thus set free, slides by its own…
Electrical engineering
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