Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 701 - 750 out of 7,918

Document Document Title
WO/2008/006569A3
The invention relates to a method for operating an arrangement embodied to produce electromagnetic radiation, especially X-radiation or extreme ultraviolet radiation. The method according to the invention is characterized by guiding part...  
WO/2008/019682A1
The invention relates to a bearing unit (1) for rotary anodes of X-ray tubes, with a shaft (2) and a flange element (3), to which a rotary anode can be attached, wherein the bearing unit (1) can be inserted into a cutout within the X-ray...  
WO/2008/017983A2
According to an exemplary embodiment of the present invention, an examination apparatus may be provided which temporarily stores energy on a gantry rotor. A rotatably mounted electrode of an X-ray tube may be used as an energy storage de...  
WO/2008/017982A2
The invention relates to an X-ray tube with a cathode, generating an electron beam, and an ion-deflecting and collecting setup (IDC), consisting of a single pair of electrodes, wherein the first electrode has a positive supply and the se...  
WO/2008/017376A1
The invention relates to a focusing apparatus (9) for an X-ray tube (1), wherein the focusing apparatus (9) has an electrical conductor, which is shaped to form at least one coil winding (10), and a ferromagnetic core (11), which is desi...  
WO/2007/130576A3
An X-ray imaging system is provided which includes an X-ray tube including, a cathode for emitting electrons; and a dynamic anode. The dynamic anode receives the electrons from the cathode and generates an X-ray beam that is non- station...  
WO/2006/091948A3
A method for generating EUV light is disclosed which may include the acts / steps of providing a source material; generating a plurality of source material droplets; simultaneously irradiating a plurality of source material droplets with...  
WO/2007/129249A3
The rotating anode x-ray tube comprises an anode, whose focal track has the shape of a saddle trajectory. A proper anode angle to enable a high power line focus is always realised along the focal path on the anode. The x-ray tube is for ...  
WO/2008/006552A1
The invention relates to an arrangement (31) for producing electromagnetic radiation, especially X-radiation or extreme ultraviolet radiation. Said arrangement comprises a target (5) in which radiation is produced by incident particles d...  
WO/2007/129244A3
It is described an X-ray tube (205), in particular for use in computed tomography, comprising an electron source (250), for generating an electron beam (255), an electron deflection device (256) for deflecting the generated electron beam...  
WO/2008/001030A1
Provided is a Schottky emitter having the conical end with a radius of curvature of 2.0 µm on the emission side of an electron beam. Since a radius of curvature is 1 µm or more, a focal length of an electron gun can be longer than in a...  
WO/2007/147129A2
This disclosure is concerned with x-ray tube window bonding using a smooth bonding surface. In one example, an x-ray tube window assembly in the evacuated housing of an x-ray tube includes a window frame with a support flange surrounding...  
WO/2007/142999A2
A dual energy X-ray source fr use in an exlosive detection system includes a single power supply (10) and a single X-ray tube (20). The X-ray tube includes only two electron guns (16, 18) and only a single anode (12) Each electorn gun (1...  
WO/2006/135928A3
A nano-scale surface analysis system is configured to reduce a laser-produced plasma spot size, while maintaining flux levels at target. The system comprises a condenser zone plate operable to receive short wavelength radiation and focus...  
WO/2007/138264A1
The invention provides an automatic system and method using x-ray inspection to image arrays of electrical interconnections on electronic devices. The electron beam of a rotating anode X-ray tube is deflected relative to the anode to cau...  
WO/2007/135813A1
An X-ray tube for irradiating X-rays, especially, an X-ray tube having a structure suitable for irradiating X-rays over a wide range. An X-ray tube (1) comprises a vacuum enclosure (5) including an insulating member at least partially, a...  
WO/2007/135812A1
An X-ray tube for irradiating X-rays, especially, an X-ray tube having a structure suitable for irradiating X-rays over a wide range. An X-ray tube (1) comprises a vacuum enclosure (5), an electron source including metal wires (7a, 7b, 7...  
WO/2007/135614A1
It is described an X-ray tube (100) comprising a rotating anode (130), which is provided with a pull electrode (140). The pull electrode (140) interacts with a fixed electron source (110) in order to generate a modulated electron beam (1...  
WO/2007/135811A1
An X-ray tube having a structure suitable for irradiating X-rays over a wide range, and an X-ray irradiator employing it. The X-ray tube (1) is provided, in a vacuum enclosure, with an electron source for radiating electrons and a target...  
WO/2007/133144A1
A method for generating x-ray radiation, comprising the steps of forming a target jet by urging a liquid substance under pressure through an outlet opening, the target jet propagating through an area of interaction; and directing at leas...  
WO/2007/133224A1
A charged particle beam including charged particles (e.g., electrons) is generated from a charged particle source (e.g., a cathode or scanning electron beam). As the beam is projected, it passes between plural alternating electric fields...  
WO/2007/132380A2
The invention relates the field of electron emitter of an X-ray tube. More specifically the invention relates to flat thermionic emitters to be used in X-ray systems with variable focus spot size and shape. The emitter provides two main ...  
WO/2007/066239A3
A soft x-ray generator includes a unique pulse trigger assembly which reliably and reproducibly provides a plasma to initiate the discharge between a cathode and an anode, and having a cone-shaped geometry. The soft x-ray generator of th...  
WO/2007/129248A1
An anode plate for an X-ray tube includes an outer edge, a center region, and a plurality of slots disposed along the outer edge and extending toward the center region (210b) with each of the plurality of slots including a slot end. The ...  
WO/2007/129249A2
The rotating anode x-ray tube comprises an anode, whose focal track has the shape of a saddle trajectory. A proper anode angle to enable a high power line focus is always realised along the focal path on the anode. The x-ray tube is for ...  
WO/2007/129244A2
It is described an X-ray tube (205), in particular for use in computed tomography, comprising an electron source (250), for generating an electron beam (255), an electron deflection device (256) for deflecting the generated electron beam...  
WO/2007/130576A2
An X-ray imaging system is provided which includes an X-ray tube including, a cathode for emitting electrons; and a dynamic anode. The dynamic anode receives the electrons from the cathode and generates an X-ray beam that is non- station...  
WO/2007/040969A3
A novel x-ray treatment system utilizes one or more large area flat panel sources (821, 823, 825, 827) of x-ray radiation directed into a target zone (829). A target substance within the target zone is irradiated with x-ray radiation (83...  
WO/2007/127939A2
A system for remotely venting an expansion bladder employed in a liquid-filled container, such as an outer housing of an x-ray tube. The remote venting configuration provides the expansion bladder with access to atmospheric pressure exis...  
WO/2007/119715A1
Intended is to suppress a heat release thereby to elongate the lifetime of a device for generating soft X-rays. In a destaticizer including an emitter as an electron emitting portion and a target, a thin film made of diamond particles ha...  
WO/2007/117677A2
A system for cooling an X-ray tube in a CT machine, wherein the X-ray tube is of the type comprising a rear cylindrical portion, a front cylindrical portion, an annular face formed at the intersection of the rear cylindrical portion and ...  
WO/2007/116329A1
In three-dimensional computed tomography or three-dimensional rotational X-ray imaging, the acquisition of different spectral measurement data requires subsequent acquisition runs. According to an exemplary embodiment of the present inve...  
WO/2007/073172A3
Device for generating X-rays, comprising: -a field emission cathode (10) configured to emit electrons when an electrical field is applied to the cathode (10); and -an anode (20), the anode being configured to generate X-rays as a result ...  
WO/2007/110797A1
An x-ray tube disclosed here in includes an emitter arranged to emit electrons on to a focal spot on a rotatable anode. The x-ray tube also includes a hollow tube arranged to receive electromagnetic radiation from the focal spot at one e...  
WO/2007/105389A1
An energy ray generating device (1a) comprises an electron gun (2), a vacuum vessel (3), and an outgoing window forming part (10a or 10b). The electron gun (2) comprises a resin member (4), a case (5), a connector (6), a filament (7), an...  
WO/2007/102947A1
The present technique provides a method for controlling an electron beam (e-beam) (62) in an X-ray tube (50). The method comprises emitting electrons from an electron source to form the e-beam (62), accelerating the e-beam from a cathode...  
WO/2007/102979A2
A radiation source which can emit X-ray flux, UV-C flux and other forms of radiation uses electron beam current from a cathode array formed on the window through which the radiation will exit the source. The source can be made in formats...  
WO/2007/100105A1
A multi X-ray generator for use in nondestructive radiography, diagnostic application, and the like, in the field of medical apparatus or industrial apparatus employing an X-ray source. An electron beam (e) generated from the electron di...  
WO/2007/098315A1
An x-ray tube (10) includes a feedthrough (30) for feeding electric wires (32) from an exterior of the x-ray tube into an evacuated interior. The feedthrough includes a glass plug (42) having an annular groove (46) in which a tubular end...  
WO/2007/092228A2
An apparatus and method comprising a cathode structure which can be a cylindrical filament coiled in a helix or which can be constructed of a ribbon or other suitable shape. The cathode structure can be heated by passage of an electrical...  
WO/2007/088934A1
Provided are an X-ray source for emitting a characteristic X-ray, and a fluorescent X-ray analyzing device using the X-ray source. A secondary target (119) is superimposed on a primary target (118). An electron beam (115) generated by an...  
WO/2007/088497A1
An imaging apparatus is disclosed. The imaging apparatus comprises a multi-dimensional assembly that further comprises a plurality of x-ray sources that are individually addressable. The plurality of x-ray sources is further configurable...  
WO/2007/083662A1
An X-ray generator employing a hemimorphic crystal in which X-rays can be generated stably over a long time by ensuring an airtight structure of a conventional level in a package without requiring a vacuum exhauster. The X-ray generator ...  
WO/2007/041498A3
An x-ray source (10) has an evacuated tube (14). An anode (30) is disposed in the tube and includes a material (54) configured to produce x-rays in response to impact of electrons. A cathode (34) is disposed in the tube opposing the anod...  
WO/2007/079073A1
A method and system for determining the bone mineral density of a body extremity. An image of a body extremity is acquired using a mammography x-ray system whereby a bone mineral density can be performed on the image. The system for dete...  
WO/2005/081705A3
A cooling system is provided for high energy emitting devices such as employed in X-ray diffraction testing equipment. The cooling system includes a removable filter holder (70) that carries a filter for being disposed in a cooling path ...  
WO/2007/074029A1
The invention relates to a focus detector arrangement of an X-ray apparatus (1) for generating projective or tomographic phase-contrast images of an examination object (7, P), wherein a bundle of coherent X-rays (Si) is generated by an a...  
WO/2007/073172A2
Device for generating X-rays, comprising: -a field emission cathode (10) configured to emit electrons when an electrical field is applied to the cathode (10); and -an anode (20), the anode being configured to generate X-rays as a result ...  
WO/2007/002374A3
An extreme ultraviolet light source collector erosion mitigation system and method may include a multilayered mirror having an outer surface. The outer surface of the mirror can have a capping material subject to erosion due to interacti...  
WO/2007/066239A2
A soft x-ray generator includes a unique pulse trigger assembly which reliably and reproducibly provides a plasma to initiate the discharge between a cathode and an anode, and having a cone-shaped geometry. The soft x-ray generator of th...  

Matches 701 - 750 out of 7,918