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), 1833-1928 · New York : T. Audel & Co. · leaf 225
to the armature, where the con-struction does not admit of removal of the latter from the side. FIELD MAGNETS 205 Ques. How is the yoke usually divided? Ans. Across its horizontal diameter into an upper andlower half, as shown in fig. 206, the lower half being seated on,or more frequently cast in… … Figs. 213 to 215.—Some methods of attaching detachable cores. The core seat is machinedto receive the core, it being necessary to secure good contact in order to avoid a largeincrease in the reluctance of the magnetic circuit. Ques. How does this affect the poles adjacent to thepoints, and what…
Electrical engineering
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