Creating a lofted surface starting from a set of parallel curves

Once you have started the Lofted Surface command, you can proceed as follows (please note that you can follow this step-by-step example by loading file: "Ucurve.e3").



As you can see, the curves in the above model identify a set of parallel curves.
 

1 To obtain an associative surface, that is an open solid — a Skin —  retaining a link to its base curves, so that if you modify such curves the surface will be modified accordingly, check the Associative Mode box. See " Associative Surfaces (Skins)" for details.

2 In the Select As drop-down list, select the Grid option.

3 Select the curves:



To change the selected curves (for example if you selected the wrong ones by mistake), right-click, select Reset Current Selection and perform selection again.
Please note that if you select More Options, the Type drop-down list is set to Default, which is the default value. With the previous selection, the current surface type automatically determined is Grid.

4 Under More Options - Surface Type Options you can check the Manual Ordering/Orientation box to display the Invert check boxes enabling to reverse the orientation of the selected curves.



5 Click or to confirm your selections and create the surface.



Click to discard your changes.