Wprowadzenie
Interaktywny model 3D koła zębatego walcowego.
Dodatkowe zasoby
https://khkgears.net/new/bevel_gears.html
https://en.wikipedia.org/wiki/Bevel_gear
https://www.linquip.com/blog/what-is-a-bevel-gear
https://khkgears.net/new/gear_knowledge/abcs_of_gears-b/gear_types_and_characteristics.html