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 132
volutes, and the portions AP and BC asparts of an outer layer of evolutes. These features are shownin fig. 382. Ques, How are evolute coils placed on the core? 344 HAWKINS ELECTRICITY Ans. They are placed in position as shown in figs. 372 and373, continuing around the core until all the slots are… … FlG. 383.—Westinghouse combination bastard and barrel winding. A bastard winding at therear end is combined with a barrel winding at the commutator end, as shown in the illus-tration, to secure better ventilation. Ques. Describe the method of winding the straight-out type of former coil. Ans. The…
Electrical engineering
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