X-ray or gamma ray systems or devices – Source – Electron tube
Reexamination Certificate
2009-05-18
2010-12-14
Thomas, Courtney (Department: 2882)
X-ray or gamma ray systems or devices
Source
Electron tube
C378S143000
Reexamination Certificate
active
07852987
ABSTRACT:
The X-ray tube having a rotating and linearly translating anode includes an evacuated shell having a substantially cylindrical anode rotatably mounted therein. The substantially cylindrical anode may be rotated through the usage of any suitable rotational drive, and the substantially cylindrical anode is further selectively and controllably linearly translatable about the rotating longitudinal axis thereof. A cathode is further mounted within the evacuated shell for producing an electron beam that impinges on an outer surface of the substantially cylindrical anode, thus forming a focal spot thereon. X-rays are generated from the focal spot and are transmitted through an X-ray permeable window formed in the evacuated shell.
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Al-Sadah Jihad Hassan
Maalej Nabil
Mansour Ezzat Abbas
King Fahd University of Petroleum and Minerals
Litman Richard C.
Thomas Courtney
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