Trimmed to Untrimmed Surface

[kev.r (Kevin)]

This has worked for me in the past.

How do you rebuild multiple trimmed surfaces into untrimmed surfaces

In Rhino: Build a surface using the edges of the trimmed surface. Patch with the created surface as the starting surface and the trimmed surface as the target. Note that the surfaces can be drastically simplified while retaining accuracy. To create the starting surface: EdgeSrf using the trimmed edges as the input. FitSrf to simplify the new surface. To create points to fit the surface to: Mesh with the trimmed surface as the input. ExtractPt from the mesh. Do not use ExtractPt from the s…

-Kevin