Dynamos. Explanatory Models. 



991 



62761. 1:4. 



62 762. 1 : 3. 



62 762 a. 1:9. 



62 763. 1 : 8. 



' 

 62 766 a. 1:4. 



til'. 7(11. Model of a Drum Armature, same construction as preceding, Figure 



62,762. Model of a Drum Armature, after Weinhold, Figure (W. D. Fig. 572 [545]), very 

 comprehensive, for demonstrating the mode of winding and current action, rotating, 

 and generating current, with magnet 



62, 762 a. Model of a Drum Armature, after Weinhold, of pasteboard, Figure (W. D. 



p. 889 [827]) 



62.763. Iron Ring for making a Ring Armature Winding, Figure, after Friedr. C. G. Miiller 

 (M. T. Fig. 226) 



62.764. - - i d e in, with winding 



62.765. Winding Formers, after Friedr. C. G. Miiller, for making a drum armature winding 

 (M. T. Fig. 229), of cardboard. Price per 10 



62.766. - - idem, for ring armature winding (M. T. Fig. 225). Price per 10 



>2. 766 a. Closed Iron Ring with 2 sliding coils, after Friedr. C. G. Miiller (M. T. Fig. 216), for 

 induction experiments and as transformer model 



s. d. 

 1. 0.0 



3. 10. 



1. 5.0 



0. 1.8 



0. 4.0 



0. 3.0 



0. 3.0 



1. 4.0 



C'l. 2712, 2710, 



4139, 2715,4521. 



