20 : 40
2 : 1 · module 2, 20 : 40
m 2 · 20° · straight, Gleason proportions
The classic 2 : 1 bevel pair, as stocked by gear catalogues.
Sample · m 2 · 20° · straight, Gleason proportions
1.5 : 1 · module 2, 20 : 30
A gentle right-angle reduction, Gleason proportions.
What's in this design
Pinion · 20 teeth
- 20 teeth · outside Ø44.18, pitch Ø40 mm at the heel · pitch angle 33.69° · face 10 mm · mounting distance 33.46 mm · bore Ø8 mm · no hub
Gear · 30 teeth
- 30 teeth · outside Ø61.65, pitch Ø60 mm at the heel · pitch angle 56.31° · face 10 mm · mounting distance 26.04 mm · bore Ø12 mm · no hub
The mesh · m 2 · 20° · straight, Gleason proportions
- ratio 1.5 : 1 · shaft angle 90° · straight teeth
The link opens the pinion and gear in the Bevel Gear Designer's 3D view. Change the teeth, the module or pitch, the shaft angle, the bores or hubs, then download STL, STEP or a drawing.
More samples
Related bevel pairs
15 : 30
2 : 1 · module 1.5, 15 : 30
m 1.5 · 20° · straight, AGMA 2005 proportions
A compact 2 : 1 for printed gearboxes.
15 : 45
3 : 1 · module 2, 15 : 45
m 2 · 20° · straight, AGMA 2005 proportions
3 : 1 at right angles: a 15-tooth pinion into a 45-tooth gear.
15 : 60
4 : 1 · module 1.5, 15 : 60
m 1.5 · 20° · straight, AGMA 2005 proportions
4 : 1 in one bevel pair, for slow right-angle outputs.