Rhino 3D Lesson 04: CAD for Industrial Designers (M.A. Sofia Fernández)

1. CAD-Tutorial: Modeling the spring (4 of 7)
3. - draw a helix curve
4. - build a sweep-1-rail surface
5. - turn a shell surface into a solid with cap-tool
6. - introduction to controlpoints 

//Video concept & video production: Paul Ickert