Practical electricity, with questions and answers (1901)
Cleveland armature works, [from old catalog] comp, Lincoln, John C. [from old catalog] · [Cleveland, Ohio, Cleveland armature works] · leaf 172
tator, it will be necessary to wind on a second layer 159 of Wires over the firs>t layer. Now between anytwo ordinary coils in eit-her layer of the armaturewinding there will be only the. diffe.rence of poten-tial or voltage that exists between two adjacent barsin the commutator. When the last… … Figure 60 Diagram of connection of bipolar armature, horizontal winding. 160 full voltage which the armature is designed t(3 carry. There-fore, while it is not necessary to insulate between adjacentcoils in the same layer, it is necessary to carefully insulatebetween the first and last coils that…
Electricity · Electric generators
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