US Patent 7512427 Multi-function electronic device with nested sliding panels

In a multi-function electronic device, consists of a display mounted on the body of the device and two slidable panels mounted in the body for extension and retraction into the body. The body includes a base panel extending outward. One panel contains a keypad for use in conjunction with the display. The other panel contains a portion of a full function keyboard that cooperates with another portion of the full function keyboard mounted on the base panel. The full function keyboard is provided for operation with the display.