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Dynamo-electricity: its generation, application, transmission, storage and measurement (1884)

Prescott, George B. (George Bartlett), 1830-1894 · New York, D. Appleton · leaf 43

An illustration from Dynamo-electricity: its generation, application, transmission, storage and measurement, 1884, leaf 43
for every twelve hundred candle light. The machines made by Messrs. Wallace k Sons weigh fromone hundred and twenty-five to three thousand pounds each, andare capable of producing a light equal to that of from one thou-sand to forty thousand candles. Some of them will even maintainthe arc w4th the… … brushs dynamo-electric machine. 29 F. Brush. There are two marked differences between this andother machines, the first of which consists in the peculiar methodadopted for winding the armature; the latter is composed of aring or endless band of iron, but instead of having a uniformcross section,…

Electrical engineering

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