If anyone wants to play around with cycloid gears directly in OpenSCAD, you might be interested in some of these:
Epitrochoids and Hypotrochoids
Roots Blower
Cycloidal Speed Reducer in OpenSCAD
A2: If you would like help setting up a wiki page, I'd be happy to give you pointers. The easiest thing to do is to pick a page you like, and use it's source as inspiration. You can create and call your page pretty much whatever you want... something like "A2_Variant_Simpson_Build_log" would probably be ok with everyone... :)
Epitrochoids and Hypotrochoids
Roots Blower
Cycloidal Speed Reducer in OpenSCAD
A2: If you would like help setting up a wiki page, I'd be happy to give you pointers. The easiest thing to do is to pick a page you like, and use it's source as inspiration. You can create and call your page pretty much whatever you want... something like "A2_Variant_Simpson_Build_log" would probably be ok with everyone... :)