Electrical engineer's pocket-book: a hand-book of useful data for electricians and electrical engineers (1901)
Foster, Horatio A. (Horatio Alvah), 1858-1913 · New York, D. Van Nostrand co.; London, E.& F.N. Spon, ltd. · leaf 273
Another similar winding, but with bars in place of coils, is shown in thefollowing figure. It can be used for machines of large output. … ARMATURES, 26i The following figure shows a good type of three bars per pole winding,which is simple in construction.
Electrical engineering
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