54 ARMATURE CONSTRUCTION 



Two representative types of presses for such work are shown 

 in Figs. 50 and 51. 



It would exceed the limitations of this treatise to deal with 

 any more of the many interesting and ingenious machines and 

 devices which have been placed on the market by various 



FIG. 51. Geared Armature Disc-cutting Press. 



firms, for use in the manufacture of armature core plates. A 

 manufacturer of dynamo-electric machinery will supplement the 

 information set forth in this treatise by a careful comparative 

 investigation of the machinery of a number of established firms, 

 and for this purpose the following necessarily incomplete list of 

 some makers of armature disc stamping machines may be 

 useful : 



