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 171
for the full dif^rence of poten-tial in the armture. This is called avertical winding. Practically, a hori-zontal winding is less liable to troublethan the vertical winding, because it iseasier to insulate the layers from eachother than it is the vertical divisionsbetween adjacent coils. It is… … loO Figure 61 Diagram of vertical winding for bipolar drum armature. 161 convenient location than they would have if the leads werebrought out straight as shown in Figs. 60 and 61. In a four-pole machine two general methods of windingmay be pursued, one is called a wave winding, the other alap…
Electricity
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