Twisted flow along curve

I am trying to get a square to “Flow along a curve” but I keep getting kinks and twists, Pipe works well but square profile not.
Help please.The knot trial.3dm (635.8 KB)

Try _Sweep1.

I did try sweep one. It does not work either.

with sweep one, it still twist .

Hello - you can move the square right to the end of the path, rather than have the path in the middle. Or make a pipe and ChangeDegree in V to 1.

-Pascal

1 Like

smart trick!

Yes it worked. Thank you