| Course objectives: |
| To know the theoretical background of the operation of gears. To learn the specific features of several gearings. |
| Course content and structure: |
| Fundamentals of gear meshing. Coordinate transformation. Planar gearing. The Willis thesis. Envelope to families of curves. The Euler-Savary equation. Basic kinematic relations of plane gearings. Theory of spatial gearing. Envelope to families of surfaces. Kinematic method. Axis of meshing. Cycloidal gearing. Noncircular gears. Elliptical gears. The Wildhaber-Novikov gears. Spiral bevel gears having involute, cycloid and circle curves in lengthwise direction. Generated and non-generated gearing. The Formate method. Hypoid gearing. Conical gearing having involute profile. |
| Evaluation method: |
| Test writing and oral exam |
| Required reading: |
| Litvin, F. L.; Fuentes, A.: Gear Geometry and Applied Theory. Cambridge University Press, Cambridge, 2004. |
| Suggested reading: |
| Drago, R. J.: Fundamentals of gear design. Butterworth - Heinemann, Oxford, 1988.Litvin, F. L.: Development of Gear Technology and Theory of Gearing. NASA Reference Publication 1406, Cleveland, 1997.Shtipelman, B. A.: Design and Manufacture of Hypoid Gears. John Wiley & Sons, New York, 1978.Stadtfeld, H. J.: Handbook of Bevel and Hypoid Gears. Rochester Institute of Technology, Rochester, 1993. |
