How to put lines exactly onto a surface?

 From:  bemfarmer
6171.3 In reply to 6171.1 
I would use the FLOW command, with a surface which is the same as the target, "unwrapped," for a developable target.

- Brian

Now to try it...
Looking into unwrapping cones now...:-)

EDITED: 15 Sep 2013 by BEMFARMER