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| Number | Title | Issue Date |
| 7852987 | X-ray tube having a rotating and linearly translating anode 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... | 12/14/2010 |
| 7751530 | High flux X-ray target and assembly An X-ray tube anode assembly, an X-ray tube assembly and a method for heat management to an X-ray assembly having a movable X-ray target having a target surface. The anode assembly includes a drive member arranged and disposed to provide oscillatory motion to the ta... | 07/06/2010 |
| 7424096 | Systems and methods for tape advancement in laser produced plasma equipment Disclosed herein are systems and methods for advancing tape/ribbon through a targeting area where laser ablation of the tape occurs in laser produced plasma equipment. Disclosed systems include a first positioning surface perpendicular to further positioning devices... | 09/09/2008 |
| 7394891 | X-ray generating method and X-ray generating apparatus An anticathode is repeatedly moved along a rotating axis of the anticathode while the anticathode is rotated around the rotating axis. Then, energy beams are irradiated onto a surface portion of the anticathode which is located against a centrifugal force generated ... | 07/01/2008 |
| 7324629 | Rotary anode type X-ray tube In a rotary anode type X-ray tube, a rotary anode and a rotary structure supporting the anode are arranged within the vacuum envelope. A stationary shaft has a middle section which is fitted into a cylindrical portion of the rotary structure, and a dynamic pressure ... | 01/29/2008 |
| 7308078 | X-ray micro-target source X-ray generation apparatus including an elongated target body and a mount from which the body projects to a tip remote from the mount. The target body includes a substance that, on being irradiated by a beam of electrons of suitable energy directed onto the target b... | 12/11/2007 |
| 7305066 | X-ray generating equipment An X-ray generating apparatus for generating X-rays by irradiating a target with an electron beam. Wherein the apparatus includes a vibration applying means for vibrating the target in directions parallel to a surface thereof. A colliding spot of the electron beam i... | 12/04/2007 |
| 7224771 | Shaped anode x-ray tube An x-ray tube (16) suitable for use in a computed tomography (CT) scanner (10) includes an envelope (42) which defines an evacuated chamber. An anode (40) and a cathode assembly (70) are disposed within the chamber. The anode defin... | 05/29/2007 |
| 7215740 | Rotary anode type X-ray tube In a rotary anode type X-ray tube, a rotary anode and a rotary structure supporting the anode are arranged within the vacuum envelope. A stationary shaft has a middle section which is fitted into a cylindrical portion of the rotary structure, and a dynamic pressure ... | 05/08/2007 |
| 7005774 | Rotary current-collecting device and rotating anode X-ray tube A rotary current-collecting device includes a rotary slip ring and brushes coming into sliding contact with the outer peripheral surface of the slip ring. The brush-holding ring has an inner surface to which three brush-holding springs are fixed by screws. Each of t... | 02/28/2006 |
| 6973162 | MR/X-ray scanner having rotatable anode A hybrid MR/x-ray scanner is disclosed that allows for the acquisition of x-ray as well as MR data in a single exam without requiring patient repositioning. As an MR scanner, the hybrid system is capable of providing images with soft tissue contrast, excellent 3D vi... | 12/06/2005 |
| 6944270 | X-ray source The present invention provides an x-ray source including an electron-generation chamber with an electron beam source that emits electrons and a target chamber with a support structure and a target positioned within the support structure. The emitted electrons travel... | 09/13/2005 |
| 6377660 | X-ray generator One or more metal targets are formed on a base member patterning technique such as a masking process. The metal targets may be irradiated by an electron beam to generate X-rays.... | 04/23/2002 |
| 6154521 | Gyrating anode x-ray tube An x-ray tube (10) includes an anode (14) connected to a mechanical drive (36). The mechanical drive oscillates the anode in a gyrating motion relative to a body of the x-ray tube. The mechanical drive is operatively connected to the anode via a bellows a... | 11/28/2000 |
| 6064719 | Rotary-anode X-ray tube including a sleeve bearing The invention relates to a rotary-anode X-ray tube which includes a sleeve bearing comprising an inner bearing member (9) and an outer bearing member (8). The inner bearing member itself includes three bearing portions, the first (94) of which takes up th... | 05/16/2000 |
| 5867556 | Anode mounting apparatus with thermal growth compensation for x-ray tube In an X-ray tube having a housing, an outer frame for providing a vacuum, a cathode mounted in the outer frame to project a stream of electrons, and an anode disposed to receive the electron stream at a focal spot position to produce X-rays, apparatus is ... | 02/02/1999 |
| 5857008 | Microfocus X-ray device In microfocus X-ray equipment for enlarging radiographic short-time recordings, a focussed electron beam for the production of X-radiation (16) impinges on the retarding material of a target (23). In this case, the retarding material in the focal spot (22... | 01/05/1999 |
| 5010562 | Apparatus and method for inhibiting the generation of excessive radiation The generation of excessive electron radiation or X-ray radiation is prevented in an apparatus which comprises an accelerator means for generating and accelerating electrons. These electrons form an electron beam which has a predetermined low intensity le... | 04/23/1991 |
| 4953191 | High intensity x-ray source using liquid gallium target A high intensity x-ray source that uses a flowing stream of liquid gallium as a target with the electron beam impinging directly on the liquid metal.... | 08/28/1990 |
| 4896341 | Long life X-ray source target Disclosed herein is an X-ray lithography system having a long life target. The life of the conventional target in X-ray generating systems for use in X-ray lithography systems is increased by providing means by which a single laser pulse can be provided t... | 01/23/1990 |
| 4679220 | X-ray tube device with a rotatable anode An evacuated envelope is formed with a portion of larger diameter and tubular portions extending along the axis on both sides of the portion of larger diameter in opposite directions. A target with a rotatable anode is arranged in the portion of larger di... | 07/07/1987 |
| 4675891 | X-ray apparatus with focus position control The invention relates to an X-ray apparatus with focus position control, the focus being formed on the anode of an X-ray tube with magnetic bearings. The X-ray apparatus comprises a focus position sensing device cooperating with electronic means associate... | 06/23/1987 |
| 4675892 | Process for the control of the position of the focus of an X-ray tube and control apparatus performing said process The invention relates to a process for the controlling of the position of the focus of an X-ray tube, a applicable to the monitoring of X-ray equipment equipped with X-ray tubes and to the installation of the latter in shields. The invention also relates ... | 06/23/1987 |
| 4399551 | X-Ray tube having rotatable transversely oscillatory anode An X-ray tube including a chamber enclosing an anode disc rotatable about an axis, and movable transversely with respect to that axis, the tube also enclosing an electron beam source for projecting electrons along a beam directed towards a planar surface ... | 08/16/1983 |
| 4344013 | Microfocus X-ray tube Disclosed is a reusable microfocus X-ray tube adapted to generate a relatively large number of X-rays in a relatively short period of time using a narrowly focused electron beam. The X-ray tube comprises means for producing a dense, narrow electron beam, ... | 08/10/1982 |
| 4281269 | Microfocus X-ray tube Disclosed is a reusable microfocus X-ray tube adapted to generate a relatively large number of X-rays in a relatively short period of time using a narrowly focused electron beam. The X-ray tube comprises means for producing a dense, narrow electron beam, ... | 07/28/1981 |
| 4162420 | X-ray tube having rotatable and reciprocable anode An X-ray tube including an envelope enclosing a flat-edged anode disc rotatable and axially reciprocable and further enclosing an electron beam source for projecting electrons along a beam axis toward the edge of the anode disc. The beam source is dispose... | 07/24/1979 |
| 4107563 | X-ray generating tubes An X-ray generating tube is disclosed, which tube is especially suitable for use in a computerised tomographic apparatus in which a spread of x-radiation is required to shift rapidly relative to the body of a patient under examination. The tube contains a... | 08/15/1978 |
