INDEX 



113 



Moisture, effect of, 68 

 Mule pulley stands, 81 



Nagle's investigations on belts, 5 

 Navy department specifications for 

 belting, 63 



Oak-tanned and fulled belts, pull 



transmitted by, 16 

 and fulled belts, initial 



tensions, n 

 not fulled belts, initial 



tension, n 



Oil, effect of, on belts, 68 

 Old belting, utilization of, 66 

 Order, belt fixer's, 52 



" Plomo " dressing, 65 

 Pull of belts, table, 91 



transmitted by belting, 16 

 Pulleys, 70 



arrangement of, 74 



center to center distance, 19, 



75 



crowning of, 73 

 diameter, circumference and 



rim velocity, table, 109 

 effect of misalignment, 67 

 guide, 79 

 idler, 19, 75 



minimum diameter of, 16 

 mule, 81 

 relation of sizes and speeds 



of, 2 

 width of face of, 19, 73, no 



Quarter-twist belts, 76 



belts, laying out, 78 



Rawhide belts, initial tension, 1 1 

 Records, belt, 50 

 Repairs, belt, cost of, 18 

 Retightening of belts, intervals be- 

 tween, 8 

 Roll of belting, length of, 72 



Rolls for belt shifting, 87 



Rosin, use of, 68 



Rubber belts, pull transmitted by, 



16 

 Rules for belting practice, Taylor's, 16 



Semi-rawhide belts, initial tension, 



n 

 Shafts, speeds of, 2 



center to center distance, 19, 



75 

 in different planes, connecting, 



76 



Shifter, belt, 19, 86 

 Shortening of belt, amount required 



for a given tension, 18, 95 

 Size of belts, Taylor's investigations, 



n 



Slide rule, belt, 43 

 Speed of belts, most economical, 16 

 of belts, Taylor's investiga- 

 tions, ii 

 of pulleys, 2 



Specifications for belting, 63 

 Splices, 56 



Splicing, careless, effect of, 67 

 Stretch of belting, 17, 95 

 Steam, effect of, on belts, 68 

 Symbols, belt, 48 



Tables, belting, 91 



Tables, belting, method of using, 88 



Taylor's investigations on belts, 10 



initial tension of belts, 



n 



size of belts, n 

 speed of belts, n 

 summary of results, 



12 



Taylor's rules for belting, 16 

 Taylor's rules, comments on, 19 

 Temperature, effect of, 68 

 Tension, centrifugal, 36 



maintenance of, 50 

 maximum initial, 39, 42 



