114 



INDEX 



Tension, method of weighing, 45 

 rate of fall of, 17 

 shortening required for a 



given, 1 8 

 tables, 91 

 Tensions, value of the sum of in a 



running belt, 38 

 working, for belting, 39, 42 

 Theory of belting, Earth's, 37 



of power transmission by belt- 

 ing, 29 

 Thickness of belting, 64 



Tightening, intervals between, 50 

 Tickler file, 55 



Velocity, maximum effective of belt, 5 

 of belt, effect of, on horse- 

 power transmitted, 23 

 of belts, tables, 102 

 rim, of pulleys, 109 



Weight of belting, 64 

 Width of pulleys, 73, no 

 Wire belt lacing, 61 



