Easy electrical experiments and how to make them; (1918)
Dickinson, Leonard Perley, 1874- [from old catalog] · Chicago, F. J. Drake & co · leaf 52
3 CHAP. XII —HOW TO MAKE A 1-20 H. P. MOTOR. ASSEMBLY OF MOTOR. The different parts of the motor are now complete, and it re-mains only to assemble these parts in their proper order. Thediameter of the armature is such as to leave a little less than Vsinch clearance all around, when it is placed in… … BRUSHES ANBCOMMUTATOR
Electric apparatus and appliances · Electricity
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