Hawkins electrical guide. Questions, answers & illustrations; a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833- · New York, T. Audel · leaf 110
he rotation was continuous. This tendency of aconductor to turn from an oblique position was thus utilized by him toget over the difficulty of starting a single phase motor. With this objectin view he then constructed motors in which the use of commutator andbrushes was restricted to the work of… … phi To reverse direction of rotation interchange leads Ci and Cj and slightly shift the brushholder yoke. Brushes Et and E.are permanently short circuited. This diagram of con-nections applies also to fig. 1.911. Ques.motor? What difficulty was experienced with Thomsons Ans. Since an open coil…
Electrical engineering
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