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 186
Fig. 38.—Toothed-Core Armature ix Various Stagesof constructiox. Toothed-core armatures are those whichpossess corrugated surfaces, like a cogwheel. Such a toothed-core armature isshown in Fio\ 38 at A, It will beobserved that the surface of this core isindented with grooves, running parallel to… … Fig. 39.—Assemblage of Laminated Armature CoreDiscs. its winding in j^lace, following the grooves.At 6, the complete and covered armatureis sho^vn. Fig. 39, sho^vs a method ofassembling toothed-core armatures upon ashaft, so as to form, when completed, a THE TRAINSMISSIOIS OF POWER. 179 drum…
Electric motors
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