Thnaks for your intervention to hel me.
Is this what you're looking for?
http://m.youtube.com/watch?v=QdFNOLJHtpU
Attach your *.sldprt attempt here if you still have trouble figuring it out.
Is this what you're looking for?
http://m.youtube.com/watch?v=QdFNOLJHtpU