The electric motor and the transmission of power (1906)
Houston, Edwin J. (Edwin James), 1847-1914, Kennelly, Arthur E. (Arthur Edwin), 1861-1939, joint author · New York : McGraw Pub. Co. · leaf 177
onding parts are markedwith corresponding numerals. It is im-portant to notice that in order to preventthe magnetic flux produced by theM. M. F. of the coils 12, from passingentirely through the cast iron base, thepole-pieces are supported on slabs ofzinc 5, which introduces a greater reluc-tance… … Fig. 33.—Motor with Ring Armature. the separate parts of the motor in fur-ther detail, beginning with the armature.Broadly speaking, armatures ma}^ bedivided into three classes; namely, (1) Drum armatures. (2) Ring armatures. (3) Disc armatures. 170 THE ELECTRIC MOTOR AND Figs. 22, 29, 30, 31, and…
Electric motors
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