involute splines

[Anonymous]

is there a recommended way of modeling/sketching internal involute splines?

https://forums.autodesk.com/t5/autocad-forum/how-to-draw-internal-involute-spline-profile-in-autocad...

[etfrench · Accepted solution]

These two videos may help:

https://www.youtube.com/watch?v=TWgJZFWPgTs&t=83s
https://www.youtube.com/watch?v=2drVOeF2XtM

[Anonymous]

thanks, found another one

https://youtu.be/TWgJZFWPgTs