Dynamo-electricity: its generation, application, transmission, storage and measurement (1884)
Prescott, George B. (George Bartlett), 1830-1894 · New York, D. Appleton · leaf 687
equal number of coils upon the armature,and the commutator segments are made parallel to the axis ofthe armature in the ordinary manner. This machine was some-what changed and improved in its mechanical construction,although not essentially altered in its working parts, in theearly part of 1881, at… … Fig. 443. mechanical design, but in all its details. The general construc-tion and arrangement of the Weston machine of 1879 are re-tained, but numerous minor modifications and improvementshave been made, which add materially to its efficiency. Themechanical design has been much improved in one…
Electrical engineering
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