Chapter IX: =driving Work in the Lathe.=

=Drivers=, carriers, dogs, or clamps, and their defects 222
Lathe clamps 222
Equalizing drivers 223
The Clements driver 223
Driver and face plate for screw cutting 223
Forms of, for bolt heads 224
Adjustable, for bolt heads 224
For threaded work 225
For steady rest work 225
For cored work 225
For wood 225
=Centres= for hollow work 226
For taper work 226
=Lathe Mandrels=, or arbors 227
Drivers for 227
For tubular work 227
Expanding mandrels 227
With expanding cones 228
With expanding pieces 228
Expanding, for large work 228
For threaded work 228
For nuts, various forms of 229
For eccentric work 229
=Centring devices= for crank axles 230
=The Steady Rest= or back rest 231
Steady rest, improved form of 232
Cone chuck 232
Steady rest for square and taper work 233
The cat head 233
Clamps for 233
Follower rests 234
=Chucks and Chucking= 234
Simple forms of chucks 234
Adjustable chucks for true work 235
Two-jawed chucks 236
Box body chucks 237
Reversible jawed chucks 237
Three and four-jawed chucks 237
Combination chucks 237
The wear of scroll chuck threads 237
Universal chucks 238
The wear of chucks 240
Special forms of chucks 241
Expanding chucks for ring-work 241
Cement chuck 241
Chucks for wood-working lathes 242
=Lathe Face Plates= 243
Face plates, errors in, and their effects 243
Work-holding straps 244
Face plate, clamping work on 245
Forms of clamps for 245
Examples of chucking work on 246, 247
For wood work 247
=Special Lathe Chuck= for cranks 248
=Face Plate Work=, examples of 249
Errors in chucking 250
Movable dogs for 250
The angle plate 251
Applications of 251
Angle plate chucking, examples of 251
Cross-head chucking 251-253