Tangent to Face Relations with Splines

Add Tangent Face PM_tangent_face.gif or Equal Curvature PM_Equal_Curvature.gif relations between adjacent faces and 2D or 3D splines.

Select the face, edge, and spline, and then add the relation.
spline_tangent_to_adjacent_face.gif spline_equal_curvature_to_face.gif
Tangent Equal Curvature