Practical electricity .. with questions and answers (1911)
Cleveland armature works, [from old catalog] comp, Lincoln, John C. [from old catalog] · [Cleveland, Ohio, Cleveland armature works] · leaf 78
that there is notendency to slide or move from their places as there is inthe smooth core armature. Practically all of the magnetic flux that passes into thearmature must get through the bottom of the iron teeth ofthe armature, and the area of this part of the magnetic cir-cuit determines the total… … Figure 31 Magnetic circuit of 5 H. P. bipolar machine with iron clad armature, and cast iron field frame. 68 The bipolar machine is shown in Fig*. 31 and the dimen-sions are those actually used in a 5 H. P. motor. It will be noticed that in this machine the yoke is intwo parts and half of the flux…
Electricity
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