How about something like this:

http://www.ranquist.net/goods/Michaelab3DEclipse.zip

Hope this works for you.  Let me know;)
Rªnce

edit: Should have noted: included are 7 rings making the twelve sections and one 'equator' ring.  The scaled sphere is also included.  None of the items are parented together.  Whatever elements you don't want or need can be saved back to the library and deleted from the scene.