Nurbs are features that generate 3D geometry from .
To add a nurbs feature from the 3D Hierarchy, click on "Add" and select your feature:
Its radius can be adjusted through the dimension properties.
Its depth can be adjusted through the dimension properties.
All nurbs features require a spline to generate 3D geometry. The must be a child of the nurbs:
Sweep nurbs will create tubes around the :
Extrude nurbs will extrude the vertically to generate a volume: