Design: 1. Belt drive Details of belt drive Number of belts Type of belt(s) Both pulley diameters Sketch of design ( 30 ) 2. Shaft Shaft diameter at bearing Nominal size of shaft chosen before machining Ignore shaft bending Sketch of design (10) 3. Bearings Clearance and length of bearing Sketch of design ( 10 ) 4. Gear Train Details of gears 5. Keys Material chosen Number of teeth of all gears Diameters of all gears Sketch of design Method of fixing gear and pulley to shaft Size of the key(s) Sketch of design Welding is not allowed. ( 20 ) (10) [80]