Patent ID: 6134299
Filing Date: 2000-10-17
Classification: H01J,H05G

Abstract:
An x-ray generating apparatus comprising:a unitary vacuum enclosure comprising a top wall and a cylindrical side wall having a protruded inwardly shielding member, said shielding member being substantially parallel to said top wall and forming an upper and lower portions within said unitary vacuum enclosure, said top wall, cylindrical side wall and shielding member being made of materials capable to provide a required radiation shielding;an anode assembly comprising a rotating anode target disposed within said lower portion of said unitary vacuum enclosure in proximity to said shielding member, said unitary vacuum enclosure having a thermal capacity that is substantially larger than a thermal capacity of said anode target; anda cathode assembly spaced from said anode assembly and comprising an electron source disposed within said lower portion, and a mounting structure for holding said electron source disposed within said upper portion.