GUIDE 07
Gears
Spur, helical, bevel, worm and rack — module, pressure angle, backlash and gear ratio, in plain terms.
What this guide covers
- Spur, helical, bevel, worm, rack & pinion
- Module / diametral pitch
- Pressure angle
- Backlash
- Gear ratio
- Involute profile
- Planetary sets
The full, image-led walkthrough of this guide is being written. Below are the standard library parts it uses — free, engineering-grade, ready to drop into your CAD.
Library parts used in this guide