242 



ALTERNATING CURRENTS 



point of view, as the rotor conductors have no opportunity to 

 work loose. 



FIG. 230. Overhung-slot stator showing how ends of coils are taped into slots. 



The stator slots in nearly all induction motors of small size, 

 Fig. 230, are of the semi-closed type like those shown in the 



State* 



Rotor 



FIQ. 231. Stator and rotor slots of squirrel-cage induction motor. 



rotor of Fig. 231. If open slots are used, magnetic wedges are 

 employed so as to give the effect of semi-closed slots. In the 



