[Al Skierkiewicz]

Originally Posted by patrickrd

I've always found square and elliptical gears, and similar mechanisms amazing. I'm pretty good with geometry but I don't know how people figure out the shape of the teeth on those types of things.
They're in the process of putting the entire library online with 3d models and videos, so definately check it out:

http://kmoddl.library.cornell.edu/model.php

I checked this out and it is very cool! Thanks Patrick!