Dynamo electric machinery; its design, construction, and operation; direct-current machines (1915)
Sheldon, Samuel, 1862-1920, Hausmann, Erich, 1886- joint author · New York, D. Van Nostrand Company; · leaf 96
erocker, so that their adjustment is simultaneously effected.Fig. 50 shows such a rocker with the brush gear. 44. Shafts and Bearings. — As shafts for armatures areoften subjected to sudden large variations in load, it isusual to construct them somewhat larger than those ofother machines of similar… … Fig. 50.
Electric machinery
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