This looks interesting, especially since the flange appears flat. Maybe an iPad back cover could be used with this covering the display. The iPad attachment is magnetic too. I just wonder how the keyboard is...
http://www.archos.com/products/design/ipad_keyboard/specs.html?country=us&lang=en
http://www.archos.com/products/design/ipad_keyboard/specs.html?country=us&lang=en