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WO/2019/127599A1 |
A radiation emission device is provided. The radiation emission device may include an anode, a first cathode, a heating device and an enclosure. The first cathode may include a first filament that emit an electron beam striking the anode...
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WO/2019/126008A1 |
A bipolar grid may be positioned between a cathode and an anode. The bipolar grid may receive a positive grid voltage that corresponds to a voltage in an electric field between the cathode and the anode such that the grid does not interf...
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WO/2019/124309A1 |
This X-ray device is provided with: a target that generates X-rays when it is irradiated with an electron beam; an electron beam source that emits the electron beam toward the target; an assessment unit that assesses the state of the tar...
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WO/2019/115519A1 |
The rotatable anode of a rotating anode X-ray source has demanding requirements placed upon it. For example, it may rotate at a frequency as high as 200 Hz. X-ray emission is stimulated by applying a large voltage to the cathode, causing...
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WO/2019/117172A1 |
In order to provide an X-ray tube and an X-ray generation device that enable high-sensitivity detection of an initial degree of vacuum and that make it possible to preemptively prevent abnormal electrical discharge and monitor lifetime, ...
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WO/2019/118075A1 |
An x-ray source (10, 20a, 20b, 20c, 30, 50) can include a housing (11) with material with an atomic number of ≥42 and a thermal conductivity of ≥3 W/(m*K) to assist in removing heat from the x-ray source and to block x-rays emitted i...
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WO/2019/117757A1 |
The utility model relates to X-ray technology, in particular to an X-ray tube, and can be used in medical X-ray diagnostics: roentgenography, tomography, mammography, tomosynthesis, and non-destructive testing. An X-ray tube contains an ...
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WO/2019/110775A1 |
A cathode assembly component (CC) for X-ray imaging, comprising a monolithic outer shell (OS) with electron optical functionality and, insertable in said shell, an insulator structure (INS) for two or more electrodes.
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WO/2019/110502A1 |
The invention relates to an optically controlled electron source (100) comprising at least one tip (P) which is made of a conductive material (Cond) and of which the surface of the apex and the vicinity thereof is covered with at least o...
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WO/2019/106145A1 |
The present inventive concept relates to an X-ray source comprising: a liquid target source configured to provide a liquid target moving along a flow axis; an electron source configured to provide an electron beam; and a liquid target sh...
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WO/2019/103648A1 |
High-brightness LPP source and method for generating short-wavelength radiation which include a vacuum chamber (1) with an input window (6) for a laser beam (7) focused into the interaction zone (5), an output window (8) for the exit ...
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WO/2019/101784A1 |
An anode head (113) for an anode (108) of an x-ray beam generator apparatus (100), wherein the anode head (113) consists of an x-ray-beam-damping material and has a first aperture (114) with a first diameter (D1) for a primary electron b...
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WO/2019/102216A1 |
An x-ray imaging device (10) comprising at least two substantially planar panels (20, 21), each panel comprising a plurality of x-ray emitters housed in a vacuum enclosure, wherein the at least two panels each have a central panel axis (...
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WO/2019/099241A1 |
An x-ray source (60, 70) can have a reduced voltage gradient and a consistent voltage gradient, thus allowing less insulation, reduced arcing failure, or both. The x-ray source can comprise a bipolar voltage multiplier (10, 20, 30, 40) a...
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WO/2019/083684A1 |
In one embodiment, an x-ray tube (15) can be used closer to a sample. An angle (A1) between an anode axis (02) and an electron-beam axis (01) can be ≥ 10° and ≤ 80° and an angle (A2) between the anode axis (02) and an x-ray axis (0...
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WO/2019/079630A1 |
Methods and systems for realizing a high brightness, liquid based x-ray source suitable for high throughput x-ray metrology are presented herein. A high brightness x-ray source is produced by bombarding a rotating liquid metal anode mate...
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WO/2019/074548A1 |
An x-ray illumination beam system includes an electron emitter and a target having one or more target microstructures. The one or more microstructures may be the same or different material, and may be embedded or placed atop a substrate ...
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WO/2019/073262A1 |
A window member for separating an internal environment of an x-ray device from an environment external to the x-ray device is provided. The window member comprises a substrate and a coating layer disposed upon a surface of the substrate....
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WO/2019/069686A1 |
Provided is a structure inspection device which has: an X-ray radiation device having a high-voltage generator and an X-ray tube bulb that has an electron emitter and a target incorporated therein; and an X-ray detector, wherein the X-ra...
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WO/2019/057338A1 |
The invention relates to a MBFEX tube (1) for an x-ray device, comprising, in a vacuum tube (20), an anode (30) designed as a coolant finger and securely fixed in the tube, also comprising a plurality of securely arranged cathodes (40, 4...
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WO/2019/057339A1 |
The invention relates to a C-arm X-ray apparatus comprising an x-ray emitter (5) and an X-ray detector (4) which are maintained on a C-arm (2) mounted on a reference plane, the x-ray emitter (5) having nanorods as electron emitters and d...
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WO/2019/052232A1 |
The present application relates to the technical filed of radiation treatment. Disclosed are an anode target, a ray light source, a computed tomography scanning device, and an imaging method. The anode target comprises: a plurality of ta...
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WO/2019/052491A1 |
An anode target, a ray light source, a computed tomography device and an imaging method, which relate to the technical field of ray processing. The anode target comprises a first anode target, a second anode target, and a ceramic plate. ...
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WO/2019/052224A1 |
The present invention provides a distributed X-ray light source and a control method therefor, and CT equipment. The distributed X-ray light source comprises: a plurality of arranged cathode assemblies used for emitting electron beams; a...
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WO/2019/049208A1 |
This target 1 for X-ray generators is provided with: a frame 11; a base material 14 which is brazed to the frame 11 by means of a brazing material 12; and a target material 13 which is film formed over the central region of the surface o...
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WO/2019/041233A1 |
A radiation emission device (100,200,800) is provided. The radiation emission device (100,200,800) may include a cathode (126) configured to emit an electron beam and an anode (122,230) configured to rotate on a shaft (112,220). The anod...
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WO/2019/039042A1 |
A cathode (102a) of this X-ray tube is configured to be provided with: a filament (402) that emits electrons when heated with Joule heat generated by energization; and a convergent body (401a) that converges the electrons emitted from th...
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WO/2019/035240A1 |
According to an embodiment, this X-ray tube is provided with a positive electrode that has a target surface, and a negative electrode having a first filament and a focusing electrode. The focusing electrode includes a valley bottom porti...
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WO/2019/027072A1 |
The present invention relates to a portable X-ray tube and, more specifically, to a portable X-ray tube wherein a cathode is also installed at a stationary anode while both are oriented in the same direction, whereby the X-ray tube has a...
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WO/2019/025768A1 |
To achieve high quality x-ray imaging, it is important to be able to control the production of x-rays in an x-ray generator. This is achieved by an x-ray generator comprising an array of electron field emitters for producing paths of ele...
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WO/2019/022282A1 |
A cylindrical X-ray tube according to the present invention having an outer insulating layer, a cathode electrode and an anode electrode disposed at both ends of the outer insulating layer, a gate electrode disposed between the cathode e...
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WO/2019/011997A1 |
The invention relates to a source generating ionising rays, and in particular X-rays, an assembly comprising a plurality of sources and a method for producing the source. The source comprises: · a vacuum chamber (12), · a cathode capab...
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WO/2019/011980A1 |
The invention relates to a source generating ionising rays, and in particular X-rays, an assembly comprising a plurality of sources and a method for producing the source. The ionising ray-generating source comprises: · a vacuum chamber ...
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WO/2019/013381A1 |
The present invention relates to an X-ray tube for improving electron concentration and, more specifically, to an X-ray tube for improving electron concentration, which allows thermal electrons emitted from a filament to more efficiently...
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WO/2019/011993A1 |
The invention relates to a source for generating ionizing rays, and in particular X-rays, an assembly comprising a plurality of sources and a method for producing the source. The source comprises: · a vacuum chamber (12), · a cathode (...
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WO/2019/008458A1 |
A radiation exposure system having a beam source is provided. The system further includes a variable thickness degrader, positioned between the beam source and an object to be exposed, for providing varying degrees of degradation to a ra...
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WO/2019/002010A1 |
A trend in the design of CT and C-arm scanning systems is miniaturization, requiring system components to be accommodated in smaller spaces. This trend has begun to influence the design of X-ray system components like X-ray tubes. The pr...
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WO/2018/232435A1 |
A shielded X-ray radiation apparatus is provided comprising an X-ray source, an X-ray attenuation shield including an elongate cavity to house the X-ray source and incorporating a region to accommodate a sample, a neutron attenuation shi...
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WO/2018/234224A2 |
An X-ray source (100) is disclosed, comprising a liquid target source (110) configured to provide a liquid target (J) passing through an interaction region (I). The X-ray source further comprises an electron source (120) configured to pr...
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WO/2018/234172A1 |
The invention proposes an insulator within an X-ray tube having a vacuum side and an ambient side and a feedthrough substantially coinciding with an axis of symmetry at the vacuum side and an axis of symmetry at the ambient side. The axi...
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WO/2018/229181A1 |
An X-ray source (10) for generating X-rays (11) is provided. The X-ray source (10) comprises an emitter arrangement (12) for generating electrons or for generating X-rays, at least one feedthrough (38) for supplying electrical power to t...
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WO/2018/213867A1 |
A device and method for creating controlled radio frequency (RF) modulated X-ray radiation is described. The device includes an anode housed within a vacuum enclosure which acts to accelerate and convert an electron beam into X-ray radia...
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WO/2018/214027A1 |
A system and method for generating X-rays are disclosed. The method may include emitting an electron beam from a cathode to a focal track of a rotating target. The method may further include deflecting the electron beam onto a first regi...
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WO/2018/212377A1 |
An X-ray tube is disclosed. The disclosed X-ray tube comprises: a vacuum chamber; an electron generation unit connected to the vacuum chamber; an anode located inside the vacuum chamber and having a target mounted on one end thereof; a c...
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WO/2018/204943A2 |
The invention relates to a high-temperature component (1) made of a refractory metal or a refractory metal alloy, said component having a coating (2) for increasing emissivity and the coating substantially consisting of: tantalum nitride...
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WO/2018/198518A1 |
An x-ray tube comprising: a vacuum housing having a vacuum internal space; a target part which includes a target that generates X-rays due to incidence of an electron beam and a target support part that supports the target and transmits ...
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WO/2018/198517A1 |
An X-ray tube comprising: a vacuum housing having a vacuum interior space; a target part that is disposed in the interior space and includes a target for generating X-rays by impingement of electron beams and a target support part for su...
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WO/2018/194020A1 |
The present invention improves a cooling effect in a rotating anticathode. An X-ray generation device (100) is provided with: an electron generator (2) that emits an electron beam (A); and a cylindrical rotating anticathode (1) having an...
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WO/2018/193419A1 |
There is provided an anode stack for cooling and electrically insulating a high voltage anode of an X-ray device. The anode stack has at least a conductor member and a dielectric member, and the conductor member has a main body and a per...
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WO/2018/184554A1 |
Provided are an x-ray tube device and a spring pin (404) for use in an x-ray tube device. The x-ray tube device comprises: an outer tubular assembly (10) having an anode end (120) and a cathode end (130); an anode end cover assembly (20)...
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