[Bubier], Edward Trevert, 1858- [from old catalog] · Lynn, Mass., Bubier pub. co. · leaf 86
84 ELECTKICITY AND ITS screw on. The holes may then be drilled, tapped,and screws inserted. After the caps c and d aretightly screwed in place, the builder may proceedto bore out the f-inch holes where the bearings ofthe armature shaft are to rest This can best be … done with a boring bar in a lathe. Or these maybe drilled between lathe centres, if the holes areafterwards reamed together to insure exactness.The outside and inside rims should be faced smooththat the linings may fit nicely, BECEAT APPLICATIONS. 85 To bore out the fields is usually…
Electricity
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