LABORATORY SUPPLIES AND CHEMICALS 



213 



3503(c) 



3503(b) 



3503(b) MOTOR, Electric, A. C. These motors for alternating current are of the 

 split phase induction type, without commutator or brushes. The assembly 

 consists of four essential parts: the stator, carrying the winding; the rotor, 

 or revolving element, and two end shields supporting the shaft. 



Pulleys Single groove for round belt, 2-inch pitch diameter, furnished 

 with Nos. IS and 16 frames, 2^-inch pitch diameter furnished with No. 14 

 frame. 



Data 



3503(d) 



3503 (c) MOTOR, Pulleys, with shaft and bearings, as shown in illustration, for 

 connecting engine with other machinery. Diameter of pulleys, 1, 2, 3 

 and 4 inches Net $1.50 



3503(d) MOTOR, Universal Laboratory, 60 H. P., suitable for both alternating 

 and direct current; complete with rheostat and plug and connecting 

 cord . . Net 17.50 



i When ordering, be sure to state voltage.) 



