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| Number | Title | Issue Date |
| 8165269 | X-ray target with high strength bond In one example, an x-ray target comprises a substrate, a target core, and a target track. The substrate and target core are attached together utilizing a carbide layer and a braze layer. ... | 04/24/2012 |
| 8116432 | X-ray tube target brazed emission layer A target for generating x-rays includes a target substrate comprising at least one layer of a target material, a track comprising at least one layer of a track material, the track configured to generate x-rays from high-energy electrons impinging thereon, and a braz... | 02/14/2012 |
| 8102969 | X-ray device An x-ray device has a cathode aligned on a target region in a tube housing with a rotating anode unit. The rotating anode unit is borne to rotate around a rotational axis inside the tube housing. The rotating anode unit has a rotating anode plate with the target reg... | 01/24/2012 |
| 8027434 | Rotating anticathode X-ray generating apparatus and X-ray generating method A rotating anticathode X-ray generating apparatus which is configured such that an X-ray is generated by an irradiation of an electron beam emitted from a cathode includes a rotating anticathode with an electron beam irradiating portion to generate the X-ray through... | 09/27/2011 |
| 8014495 | Creep-resistant rotating anode plate with a light-weight design for rotating anode x-ray tubes A rotating anode plate for rotating anode x-ray tubes, has a curved disc to be attached positively on a rotation center. The curved disc is formed of a material with high thermal shock resistance that is creep-resistant and simultaneously highly heat-conductive. Par... | 09/06/2011 |
| 7978824 | X-ray tube having transmission anode An x-ray tube assembly includes an x-ray tube envelope, a cathode assembly and a transmission anode assembly. The transmission anode assembly includes an x-ray generation layer and an anode substrate. The x-ray generation layer may be annular and mounted on a rotati... | 07/12/2011 |
| 7860220 | Molybdenum alloy; and X-ray tube rotary anode target, X-ray tube and melting crucible using the same This invention provides a molybdenum alloy having excellent high-temperature strength, an X-ray tube rotary anode target having high-temperature strength, an X-ray tube, and a melting crucible. The molybdenum alloy, having an oxygen content of not more than 50 ppm, ... | 12/28/2010 |
| 7720200 | Apparatus for x-ray generation and method of making same A composite target for generating x-rays includes a target substrate and at least one material applied to the target substrate with a laser beam. ... | 05/18/2010 |
| 7583791 | X-ray tube target assembly and method of manufacturing same An X-ray tube target assembly and method of manufacturing same is provided. The X-ray tube target assembly comprises an injection molded target disk. The injection molded target disk includes an injection molded hub member and an injection molded outer member. The i... | 09/01/2009 |
| 7522707 | X-ray system, X-ray apparatus, X-ray target, and methods for manufacturing same In some embodiments, an X-ray target includes a target cap formed of a substrate material and a focal track layer of emitting material, and at least one of the substrate material and the emitting material has a density greater than about 95.0% of theoretical density... | 04/21/2009 |
| 7483518 | Apparatus and method for rapidly switching the energy spectrum of diagnostic X-ray beams An X-ray imaging apparatus is disclosed. The apparatus includes a radiator housing, an X-ray tube, a source of X-rays and at least one filtration material disposed on the X-ray tube. The X-ray tube is rotatable about a longitudinal axis and is disposed at least part... | 01/27/2009 |
| 7460647 | Rotary anode as well as a method for producing a cooling element of a rotary anode The invention involves a rotary anode of an x-ray tube with a cooling element of carbon fiber material constructed so as to be rotationally symmetrical around a coaxial rotation axis. In order to achieve a high heat conducting capability, it is recommended that the ... | 12/02/2008 |
| 7460648 | Mechanical interface assembly A mechanical interface assembly that includes an adjustable element having first and second states such that in the first state, the adjustable element is radially compliant, and in the second state, the adjustable element is substantially non-radially compliant. Th... | 12/02/2008 |
| 7412033 | X-ray radiator with thermionic emission of electrons from a laser-irradiated cathode An x-ray radiator has a vacuum housing that can rotate around an axis, a cathode that thermionically emits electrons upon irradiation thereof by a laser beam, an anode that emits x-rays upon being struck by the electrons, an insulator that is part of the vacuum hous... | 08/12/2008 |
| 7406156 | X-ray tube An x-ray tube has a cathode and an anode produced from a first material, the anode having a heat conductor element on the first side thereof facing away from the cathode. To improve the performance of the x-ray tube, the heat conductor element is composed of graphit... | 07/29/2008 |
| 7386094 | Radiation emission device having a bearing and method of manufacture A valve is provided to fill a chamber for holding a rotation shaft of a rotating anode in an X-ray tube. The valve has a needle supported on a seat. The needle maintains the vacuum in the tube. A sleeve can engage in the valve. The sleeve is hollow and has a cavity.... | 06/10/2008 |
| 7382864 | Systems, methods and apparatus of a composite X-Ray target Systems, methods and apparatus are provided through which in some embodiments an X-Ray energy target includes composite material that varies spatially in thermal properties, and in some embodiments, the composite material varies spatially in strength properties. In ... | 06/03/2008 |
| 7382865 | Leakage radiation shielding arrangement for a rotary piston x-ray radiator For reducing of the weight of leakage x-ray radiation shielding for a rotary piston x-ray tube that rotates in a cooling medium in a radiator housing of an x-ray radiator, the rotary piston x-ray tube having a rotary anode and a cathode fixedly connected with the va... | 06/03/2008 |
| 7367099 | Method for assembling two parts having accurate dimensions and use for brazing of a linac RFQ accelerator A method of assembling two parts of which the dimensions of one of the parts or the final assembly are to be adhered to with precision. In the part whose dimensions are to be adhered to with the highest level of precision, a groove is machined to have a depth greate... | 05/06/2008 |
| 7359487 | Diamond anode According to one aspect of the invention a robust anode structure and methods of making and using said structure to produce ionizing radiation are disclosed. An ionizing radiation producing layer is bonded to the target side of a highly conductive diamond substrate,... | 04/15/2008 |
| 7356122 | X-ray anode focal track region A focal track region of an x-ray anode in an example is electrochemically etched. In a further example, an x-ray anode comprises a thermally-compliant focal track region for impingement of electrons from an x-ray cathode to create an x-ray source. The thermally-comp... | 04/08/2008 |
| 7330531 | System for quantitative radiographic imaging A system for spectroscopic imaging of bodily tissue in which a scintillation screen and a charged coupled device (CCD) are used to accurately image selected tissue. Applications include the imaging of radionuclide distributions within the human body or the use of a ... | 02/12/2008 |
| 7321653 | X-ray target assembly for high speed anode operation An x-ray target assembly is provided comprising a center hub element affixed to a drive shaft and an outer disc including a plurality of tab extensions removably engaging the periphery of the center hub element. A target element is mounted on an upper outer disc sur... | 01/22/2008 |
| 7313226 | Sintered wire annode A plurality of high atomic number wires are sintered together to form a porous rod that is parted into porous disks which will be used as x-ray targets. A thermally conductive material is introduced into the pores of the rod, and when a stream of electrons impinges ... | 12/25/2007 |
| 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 |
| 7302044 | X-ray generator tube comprising an orientable target carrier system The field of the invention is that of X-ray generator tubes. The invention relates more specifically to the arrangement of the emitting surfaces which are the source of the X-ray radiation. It is known that the inclination of the emitting surface known as the target... | 11/27/2007 |
| 7293689 | Two tier brazing for joining copper tubes to manifolds A brazing process for joining copper and copper alloy tubes to a fitting which includes first forming a layer of a high melting temperature noble metal on one end of a copper or copper alloy tube. The plated end is then brazed to a metal ferrule to form a copper all... | 11/13/2007 |
| 7286643 | X-ray tube target balancing features An x-ray assembly is provided comprising a target shaft and an x-ray target element mounted to the target shaft. A circumferential feature is formed in the x-ray target element. At least one weight element is adapted to be securable in a plurality of positions withi... | 10/23/2007 |
| 7280639 | Rotary piston x-ray tube with the anode in a radially rotating section of the piston shell A rotary piston x-ray tube has a piston formed by a case wall and support such that it can rotate around a rotational axis. The piston contains a cathode and an anode. To improve cooling, the anode of the rotary piston x-ray tube forms a radially-rotating section of... | 10/09/2007 |
| 7250208 | Composite product with a thermally stressable bond between a fiber reinforced material and a further material In a material bond for a composite product composed of a fiber-reinforced material and a further material, such as an anode for an x-ray tube, wherein the fibers of the fiber-reinforced material exhibit a preferred orientation, and wherein the magnitude of the coeff... | 07/31/2007 |
| 7248673 | Integrated component mounting system An integrated component mounting system that includes a component mounted to a shaft and secured in place by a nut. The component and the nut each define respective annular shaped surfaces. The shaped surfaces are each inclined at a similar angle and are arranged fo... | 07/24/2007 |
| 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 |
| 7197117 | Rotating anode X-ray tube and X-ray generator A coolant passage is formed inside the rotary shaft while an air passage is formed inside the casing. A mechanical seal is arranged between the coolant passage and the air passage. Leakage cooling water, which has leaked in the form of vapor from the mechanical seal... | 03/27/2007 |
| 7197115 | Cantilever and straddle x-ray tube configurations for a rotating anode with vacuum transition chambers An imaging tube assembly (11) for a computed tomography (CT) system (10) includes an insert (60) that has a vacuum chamber (72). An anode (58) resides within the vacuum chamber (72) and rotates on a shaft (66) via one... | 03/27/2007 |
| 7197116 | Wide scanning x-ray source An imaging tube (12) includes a cathode (30) that emits an electron beam (32) and an anode (38). The anode (38) includes multiple target surfaces (36). Each of the target surfaces (36) has a focal spot that receives t... | 03/27/2007 |
| 7197119 | High-performance anode plate for a directly cooled rotary piston x-ray tube A high-performance anode plate for a directly cooled rotary piston x-ray tube is formed of a high-temperature-resistant material such as tungsten, molybdenum or a combination of both materials. In the region of the focal spot path, the underside of the anode plate i... | 03/27/2007 |
| 7197114 | X-rays emitter and X-ray apparatus and method of manufacturing an X-ray emitter An X-ray emitter and an X-ray apparatus and method of manufacturing an x-ray emitter. The emitter has an anode, a cathode, and a vacuum evacuated body in which the anode and the cathode are placed. The body has an opening and a high-voltage connector placed in the o... | 03/27/2007 |
| 7194066 | Apparatus and method for light weight high performance target An x-ray anode for use in an x-ray tube is provided. The x-ray anode includes a substrate material, a target material, and one or more graded coefficient of thermal expansion material layers. The target material is coupled to the one or more graded coefficient of th... | 03/20/2007 |
| 7190765 | Bearing temperature and focal spot position controlled anode for a CT system An anode assembly (50) includes a thermally conductive bearing encasement (52) covering a portion of a bearing (64). An anode (56) rotates on the bearing (64) and has a target (58) with an associated focal spot (60). ... | 03/13/2007 |
