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 224
Pigs. 207 to 209.—Various sections of cast iron yoke. In form, these yokes may be eithercircular or segmental as shown in figs. 205 and 206. … Figs. 210 to 212.—Various sections of cast steel yoke. The ribs shown in figs. 210 and 211 areprovided to secure stiffness. Ques. Name two forms of yoke in general use. Ans. The solid, and divided types as shown in figs. 205 and206. Ques. What is the object of dividing a yoke? Ans. To permit access…
Electrical engineering
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