A parametric cylinder sinusoidally dented along the Z axis.
Can be used as:
- Star exclamation style shape
- Gears: helical or straigth.
Very smooth run as long as relatively same nr of teeth
But intolerant to dirts as the teeth nearly fully engage
- Planetary gears: helical or straigth.
- Threaded shaft + corresponding tube
- Decorative object
- Dented surface on the inside
- Left/Right constant angle twist added
- Round surface down to a polygon for torque transmission