viil CONTENTS 



Page 

 CHAPTER VI 



Power Transmission Elements and Mechanisms 151 



Flexible Couplings. Shaft Diameters for Torsion and Bending. Shaft Diameters for Torsional Deflection. 

 Shaft Diameters for Lateral Deflection. Shaft Diameters — A.S.M.E. Code. Two-bearing Shafts of 

 Uniform Strength. Stress in Rotating Disk. Velocity Chart for Gears and Pulleys. Flat-belt Length and 

 Pulley Diameter. Flat-belt Speed-Horsepower Charts. Belt Horsepower Charts. Flat-belt Horsepower 

 Charts. Flat and V-belt Horsepower Charts. V-belt Lengths. Short-center Belt Drives. Chart for 

 Calculating Needle Bearings. Thrust Bearing Friction Moments. Bronze Bearing Alloys. Shaft Seals. 

 Roller-Bearing Seals. Sleeve-bearing Seals. Safety Gears. Shifting Mechanisms. Gibs and Guides. 

 Cam Designs. Variable-speed Devices. Transport Mechanisms. Automatic Feed Hoppers. Glue- 

 applying Mechanisms. 



CHAPTER VII 

 Drwes and Controls 207 



Significance of WR^. Analysis of Motor Load. Selection of Motor Type. Inquiry 'Form for Electric 

 Motors. Winding Connection Diagrams for Multispeed Motors. Electric Control Methods. Electrically 

 Operated Values. Automatic Timers. Trigger Switch Mountings. Thermostatic Mechanisms. Auto- 

 matic Stops. 



CHAPTER VIII 

 Design Data on Production Methods 251 



Fusion Welding. Resistance Welding. Furnace Brazing. Flame Hardening. Centrifugal Casting. 

 Permanent Mold Casting. Die Casting. Forging. Flame Cutting. Powdered Metal Pressings. 



