How to create a twisted mechanical part using CATIA Part Design 44

How to create a twisted mechanical part using CATIA Part Design 44 This seems to be a bend part, but it just looks it is done this way :) We used some surfaces features to create the bend. Video tutorial by Ionut Ghionea www.catia.ro www.fiir.pub.ro University Politehnica of Bucharest, Romania CATIA Part Design Specialist CATIA Champion https://www.amazon.com/Catia-V5-Advanced-Parametric-Hybrid/dp/1032250062 https://play.google.com/store/books/author?id=Ionut+Gabriel+GHIONEA