CHAPTER 30
Chain Drive
Chapter Objectives
Select the proper type of chain for the given application.
Find out the number of teeth on bigger sprocket with the help of the speed ratio and taking number of teeth on smaller sprocket as 17.
Determine exact number of links in chain.
Determine exact centre distance between the sprockets.
Select the sprockets from the market of known number of teeth.
30-1 INTRODUCTION
Chain drive is a positive drive with constant velocity ratio, that is, ratio of angular velocity of driving sprocket wheel and angular velocity of driven sprocket wheel, with no slip and no creep which occur in belt drive. Generally, chain drive is also a short centre drive, with driving tension provided by the power transmitted ...
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