Creation of a bend with variable cross-section

Coreform Cubit Geometry
#1

Hi,
I’d like to create a 90° bend from a circular surface with a cross-section that varies along the length of the bend. Is it possible to do this in a simple way?
The bend is not centered in the origin of the coordinate system.
Thanks,

Rocco

#2

Hi Rocco,
could you provide a sketch?