Dynamo-electricity: its generation, application, transmission, storage and measurement (1884)
Prescott, George B. (George Bartlett), 1830-1894 · New York, D. Appleton · leaf 557
it is receding from it. In the formercase, it is the currents induced by the magnetization of the arm-ature that are excluded, and those that occur at the moment ofdemagnetization are collected. In the latter case it is the re-verse. Fig. 335 represents an improved form of this machine, con- 536… … Mg. 335. by means of a wheel and an endless cord passing around the cir-cumference of the wheel and the groove of a pulley fixed on ahorizontal axis passing between the branches of the magnet. As Clarkes machine. 537 the coils revolve, tliey pass as close as possible to the poles ofthe steel…
Electrical engineering
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