International Library of Technology · Scranton, International Textbook Co. · leaf 117
Fig. 1380. and prevent undue vibration. The stud a is circular in cross-section, two brush holders being shown in dotted lines inposition. It may here be remarked that the width of theholder at the part where the stud passes through should beabout -yV ii^ch greater than the width of the carbon…
Electrical engineering
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