Identification of drive, driven gears and shafts; idler gears and their uses; direction of rotation and speed of rotation; formulas for gear ratio and speed ratio; how to determine ratios for sets and trains of gears; how to change gears; identification, use, and selection of proper set; multiple reductions; and calculation of gear ratios, speed ratios, speeds, and number of teeth in multiple gearing.

Prerequisites - Ability to perform simple arithmetic calculations and to read simple engineering drawings (Course Number 109). Basic knowledge of spur gears ( Course Number 26).

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Related Instruction:

Course Number 26 - Spur Gears

Course Number 66 - Gear Installation

Course Number 71 - Helical Gears

Course Number 76 - Bevel Gears

Course Number 98 - Worms and Worm Gears