How to unfold a cone sheet metal with radius?

Anybody knows a method how to unfold a cone sheet metal which has radius on an end?
I attached a 3D model in solid works 2012 and a JPG.
Any suggestion is welcome!

Thank you in advance!

3 Answers

Use a swept flange to create the geometry. Make sure that the flatten along path option is checked, so that it flattens properly.

-Rohit<a href="http://solidwize.com" onclick="window.open(this.href); return false;">
Online SolidWorks Tutorials</a>

Your model have deform feature & solidworks doesn't support it you can unfold simple cone only

Thank you for your answer.