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 185
ach disc, in its own plane, the eddycurrents, which tend to develop in a direc-tion at right angles to the plane of thediscs, are very greatly checked and impededon account of the resistance offered to theirpassage through the pile of discs. Conse-quently, the loss of power from eddy cur- THE… … 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…
Electric motors
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