WINDING OF CONTINUOUS-CURRENT ARMATURES 279 



armature core will be understood from the section through the 

 armature core, shown in Fig. 332. A standard motor of this 

 rating will be made in large quantities, and the first cost of the 



FIG. 331. Armature Coil of 10 h.p. Motor. 



manufacturing appliances is of less consequence, provided this 

 leads to a decreased labour cost and a thoroughly satisfactory 

 result as regards quality of the product. 



There are several ways of constructing a winding form for this 

 case. The first method we shall describe shows in detail at the 



