338 



INDEX 



BALANCING Armature, 331 ; figs. 332, 333 

 Banding of Armatures, 328 \ fgs. 328-331 

 Bar Windings, 227, 231, 236, 322, 323 

 Barrel-type Form Wound Coils, 261 

 Bars, sec Conductors 



Bearings of Induction Motors Wear, 

 Means of Compensating for, 

 105 



Benzine for thinning Varnishes, 251 

 Bliss Co., E. W. 

 Circular Shears, 39 ; figs. 40 

 Die for Armature Discs, 43 ; fig. 44 

 Index Press, figs. 47, 49 

 Blondel-Carpentier Hysteresimetre, 21 et 



seq. ; fig. 23 



Bobbin for winding Gramme Ring Arma- 

 tures, 254 

 Bolts for Assembling Core, 90 



Circumferential Keys preferable for 

 Stationary Armatures, 67, 

 93 ; figs. 72, 73 

 Box Type Frames, 67 ; fig. 72 

 Brion Method of testing Sheet Steel, 



note 16 



British Electric Plant Co. 

 Armature Insulated and prepared for 



Receiving Coils, fig. 289 

 Assembling Wave wound Coils, fig. 298 

 Inserting Slot Wedges in Wire-wound 



Coils, fig. 294 

 Unwound Continuous Current Armature, 



2 ; fig. 3 



British Thomson Houston Co. 

 Methods of fastening End Rings to 



Rotor Bars, 103 ; fig. 104 

 Ventilating Duct Spacing Pieces, 79 ; 



figs 77, 78 

 Wound Rotor for Induction Motor, fig. 



311 



British Westinghouse Co., see Westing- 

 house Co. 

 Bruce Peebles 

 Assembling 



Armature Core, fig. 86 

 Wave-wound Coils, figs. 297, 298 

 Strip-wound Armature, fig. 320 



Finished, /#. 291 

 Three-range Winding, fig. 309 

 Winding for 1000 k.w. four-pole, Turbo- 

 Alternator, fig. 317 Fin- 

 ished Armature,./^. 317 

 Brunswick and Aliamet (on) 



Laminations Customary Composition 



and thickness in France, 26 

 Punch French tyj>e, description, 43 ; 



figs. 43, 44 



Quality of Armature Sheets, 25 

 Rule for obtaining total pressure for 



stamping Core Plates, 36 

 Sheet Iron, thickness for Laminations, 



note 13 



Brush Electric Engineering Co. Segment 

 for High Speed Commutators, 

 128 



Brushes No. required for two-circuit and 

 multiple -circuit windings, 



1 4D 



Building Rings for Commutators, 109 ; 



figs. 108, 109, 112-115 

 Bunsen Burners for heating Commutator, 



114 

 Burke, James Segment for High Speed 



Commutators, fig. 128 

 Bushes, Commutator, 128 



CAMBRIC, Varnished, for binding groups of 



Conductors, 248 

 Circular Shears, see Shears 

 Clamping Rings for Commutators, 109, 

 122 ; figs. 108, 109, 112-115 

 Material, 128 

 Classification of 



Alternating Current Windings, 197 ; 



Plate xiv. 



Application of Scheme, 204 

 Continuous Current Windings, Plate xiv. 

 Parts of Dynamo Electric Machines, 6 ; 



Chart 8 



Clayton, A. V., see Unger, Adolf 

 Cleaning of Core Plates, 35 

 Clearance between Sectors, 82 ; figs. 84 

 Cleveland Armature Works Portable 



Grinder, 287 ; fig. 288 

 Clips for Binding Bands, 330 ' 

 Closed Circuit Windings, see Windings 

 Coil(s) 



Concentration and Distribution, 172 ; 



figs. 171, 175 

 Definition, 167, 197 

 Form -wound, 254 

 Insulating of, 251 

 Spreading, 259-264 

 Strip-wound, 265 

 Evolution, 268, 269 

 Insulation of Groups of Conductors, 



267 



Jointless, types of loop, 266 

 Lap Windings, 288 

 Soldered versus Jointless Connec- 

 tions, 265 



Wave Windings, 297 

 Testing of, 335 ; fig. 334 

 Triple Coil Winding Forms, 280 

 Types, 255-265 



Wire-wound, 255-265, 278, 293 

 Hand Wound, 254 

 Multi Definition, 172, 198 

 Rotor Methods of securing, 312 ; figs. 



312, 313 



Single, 172, 173, 198 

 Types 



< oncentrated, 172, 173 ; fig. 171 

 Distributed, 172 ; fig. 171 

 Lap, 172, 176, 197 ; figs. 171, 172 

 Short, 197 

 Skew, 197 



Spiral, 176, 197 ;.#/*. 171 

 See ah Winding <f Armatures 



