International Library of Technology · Scranton, International Textbook Co. · leaf 134
ngs are made ofhard vulcanized fiber for small spools. The surface of theouter cylinder b is then covered with thinner fiberwound on to a thickness of about three-sixteenths ofan inch, after which the wire is put in place. The innerend of the wire maybe brou ght outthrough a hole in theend ring e… … 2510 DYNAMO-ELECTRIC MACHINE DESIGN. have metal flanges, preferably of brass, in order to preventleakage around the coil. Fig. 1397 shows the constructionof a flange of this description, also the manner of bringingout the inner end of the wire. The flange/is cored out onthe inside for the sake of…
Electrical engineering
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