Image Number 4 for United States Patent #7599471.
A method and apparatus for an x-ray apparatus. The x-ray apparatus comprises a vacuum tube. A cathode is located in the vacuum tube and capable of emitting electrons. A rotatable magnetic anode located in the vacuum tube, capable of being rotated by a motor located outside of the vacuum tube, and capable of generating an x-ray beam in response to receiving the electrons emitted by the cathode.