making a ring with T-splines
Miguel Gasso recently uploaded a series of uncut videos to YouTube.
In those video tutorials, you can learn how to create a ring with T-splines for rhinoceros. (Be sure you have some experiance on t-splines before watching those tutorials.)
Rhinoceros Tutorials 03 – Hemstitch-Ajur Style Ring
Hemstitch-Ajur Style Ring tutorial in Rhinoceros 4
This English tutorial made by Jewelturk.net for Rhinoceros fans
Rhinoceros Tutorials 03- Hemstitch-Ajur Style Ring (38mb)
http://www.mediafire.com/download.php?ytmmqdjoeiy
Modeling a card key – Rhino Base tutorial
Hi, all. I made this Rhino base tutorial- How to model a card key for using ‘loft’ and other useful commands.
Brief Intro:
- Draw 1 curve;
- Copy the curve and create a planar surface, and then calculated the centre of that surface;
- Loft (Curve-Curve-Point), remember to select the ‘loose’ option;
- Change the surface ‘s degree;
- Split the entire surface with an isocurve;
- Adjust the control point;
- Split the surface with an isocurve;
- ChangeDegree;
- Match the 2 surfaces. Done.
Draw an alliance in 3 minutes
A video tutorial made by Yusuf from Turkey. www.jewelturk.net is his personal site. It is generous of him to share his experience.
Draw an alliance in 3 minutes
3 minutes. That reminded me of another rhino specialist. 
Create variable radius of polysurface in Rhinoceros
Filleting method for solids–A video tutorial from Rhino Tech Tips.
In this tutorial, you can learn a few technic for using the ‘FilletEdge’ command over the entire model.