Patent ID: 6430263
Filing Date: 2002-08-06
Classification: H01J,H05G

Abstract:
A CT scanner comprising:an x-ray tube assembly mounted on a rotating frame portion, the x-ray tube assembly including a housing, an x-ray tube operatively mounted within the housing, and a cooling fluid reservoir defined between the x-ray tube and the housing, the cooling fluid reservoir including an inlet aperture through the housing and an outlet aperture through the housing; an x-ray window mounted on the x-ray tube; a cooling fluid circulation line in fluid communication with the inlet aperture of the cooling fluid reservoir and with a heat exchanger; a cooling fluid return line in fluid communication with the heat exchanger and the outlet aperture of the cooling fluid reservoir; a pump which circulates the cooling fluid through the heat exchanger, the circulation and return lines, and the x-ray tube housing assembly; and a cold-plate mounted on the x-ray tube around the x-ray window.