Tutorial: How to make engine part 29

CYLINDER HEADS

Answered with a tutorial: https://grabcad.com/tutorials/tutorial-how-to-make-engine-part-29

I cannot get the Loft function to work? i only get the circular surface but not the lines? could you help?

Hello,

How can I make this section with catia ?

Thank you in advance

For all of you CATIA lovers a file and a small tutorial how i get at this point. I might clean my catia file later on because i see a few unusued steps. But for now it is enough.

https://grabcad.com/questions/how-to-make-a-pipe-with-different-radiuses-on-their-end

Can someone tell me how i can redraw step 2 and 3 in nx (6), or what mean thoes numbers in parameters ?

the spline command wont allow me to insert any increments im using inventor 2014 anyone help ?