International Library of Technology · Scranton, International Textbook Co. · leaf 128
GN. 2503 centers of the bearings are not directly over the centers ofthe supporting pillars a, a, but are set to one side. On thecommutator end this is done to allow clearance for thebrush-holder studs and cable tips when the rocker-arm ismoved round, and on the other end this construction…
Electrical engineering
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