Patent ID: 6856671
Filing Date: 2005-02-15
Classification: H01J,H05G

Abstract:
1. An x-ray tube device comprising: an x-ray tube including an emitting window provided on a top portion thereof from which an x-ray is emitted, the x-ray tube having at least one side portion forming a substantially flat vertical surface, wherein the substantially flat vertical surface includes an edge portion forming at least a portion of a periphery surrounding the emitting window; and an electron gun connected to and extending in a predetermined direction from an outer side portion of the x-ray tube for emitting an electron from an electron emitting surface of the electron gun toward a target surface within the x-ray tube, thereby causing the x-ray tube to generate the x-ray, wherein the substantially flat vertical surface of the x-ray tube is parallel with respect to the predetermined direction and perpendicular with respect to the emitting window, and the electron emitting surface of the electron gun substantially faces toward at least a portion of the target surface within the x-ray tube.