Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 579
FiG. 49.—Thomson motor. 554 MOTORS, ELECTRIC. … Fl<i. 50. Kennedys motor. nating-current circuit. / / is a mass of laminated iron, in the interior of which the arma-ture revolves, vrith its three coils, B, B\ B\ wound on a core of sheet-iron disks. The com-mutator short-circuits the armature coils in succession in the proper positions to…
Mechanical engineering
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