Patents for H01J 35 - X-ray tubes (6,913)
04/1994
04/12/1994US5303280 Large diameter anode X-ray tube with reinforced support
04/06/1994EP0590418A1 High voltage tube
03/1994
03/31/1994WO1994007256A1 Rotating anode for x-ray tube
03/29/1994US5298293 Applying a lubricant to a metal, exhaustion, heat treatment and fitting the structures together
03/23/1994EP0588432A1 X-ray apparatus including an X-ray generator and an X-ray tube having at least two electron sources
03/23/1994EP0588002A1 Rotary cathode X-ray tube equipment
03/16/1994CN1024065C Rotary anode type X-ray tube
03/15/1994US5295175 Method and apparatus for generating high intensity radiation
03/09/1994EP0312587B1 Plasma focus apparatus with field distortion elements
03/02/1994EP0584871A1 X-ray tube with anode in transmission mode
03/02/1994EP0584868A1 Rotating anode X-ray tube with a cooling device
03/01/1994US5291538 X-ray tube with ferrite core filament transformer
02/1994
02/23/1994CN1082766A X-ray tube
02/22/1994US5289519 Rotatable ion controlling electrode assembly with no offset or deflection of low energy electrons for a scanning electron beam computed tomography scanner
02/08/1994US5285492 Safety device in a radiology machine
01/1994
01/12/1994EP0578454A1 Mammography method and mammography X-ray tube
01/12/1994EP0578314A1 Sliding bearing for rotating-anode X-ray tube
01/12/1994EP0578109A1 Rotary anode for X-ray tube and method for manufacturing the same
12/1993
12/29/1993EP0576258A2 Differentially-pumped ferrofluidic seal
12/28/1993US5274690 Rotating housing and anode/stationary cathode x-ray tube with magnetic susceptor for holding the cathode stationary
12/22/1993CN1079843A Rotating positive X-ray tube
12/22/1993CN1079842A Rotating positive X-ray tube
12/15/1993CN2149686Y X-ray tube
12/07/1993US5268955 Ring tube x-ray source
11/1993
11/23/1993US5265147 X-ray tube noise reduction using stator mass
11/23/1993US5264801 Active carbon barrier for x-ray tube targets
11/18/1993DE4228964C1 Rotary anode bearing for X=ray tube - has roller bearing which is loaded with axially directed force to eliminate bearing play using magnetic parts mounted on end wall of vacuum tube and rotating shaft respectively.
11/09/1993US5260984 X-ray diagnostics installation having a primary radiation diaphragm
11/09/1993US5260983 X-ray tube apparatus
11/02/1993US5259015 Rotary anode for X-ray tube and method for manufacturing the same
11/02/1993US5259014 X-ray tube
11/02/1993US5259012 Laminography system and method with electromagnetically directed multipath radiation source
11/02/1993US5258091 Method of producing X-ray window
10/1993
10/27/1993EP0567183A1 X-ray tube using M-line of radiation spectrum
10/26/1993USRE34421 X-ray micro-tube and method of use in radiation oncology
10/26/1993US5257304 High-voltage power device and power pack for X-ray tube
10/26/1993US5257303 Surface channeled X-ray tube
10/14/1993DE4230047C1 Rotating anode X=ray tube for eg for medical computer tomography - has aperture plate stop in path of electron beam between cathode and anode coated with material having low atomic number.
10/13/1993EP0565005A1 X-ray tube of the rotary anode type
10/12/1993US5253284 X-Ray tube noise reduction using non-glass inserts
10/06/1993EP0564293A1 Ring tube X-ray source
10/06/1993EP0564292A2 Ring tube CT scanner
09/1993
09/30/1993DE4209377A1 X=ray source with coolant fluid housing around tube - has high voltage connections taken through insulators into projections on both sides of equipotential vacuum envelope and housing
09/29/1993EP0562759A1 Interstitial X-ray needle
09/29/1993EP0562403A2 Device for retaining a spindle in a housing
09/23/1993DE4209226A1 Monochromatic X=ray source - has fluorescent target biased negatively w.r.t. anode to increase fluorescence output
09/22/1993EP0560906A1 X-ray micro-tube and method of use in radiation oncology
09/21/1993US5247563 Bonding metal target layer and graphite disk to form composite x-ray tube target
09/21/1993US5246742 Method of posttreating the focal track of X-ray rotary anodes
09/02/1993WO1993017446A1 A microwave x-ray source and methods of sterilization
09/01/1993EP0558135A1 Procedure for generating pattern in the surface of a work piece
09/01/1993CN1022007C Rotary anode type x-ray tube
08/1993
08/31/1993US5241577 X-ray tube with bearing slip ring
08/19/1993DE4304142A1 X=ray tube emission cathode eg for scanner - has focal point of two sizes, resp. one narrow and short and other long in surface with four plateaux formed by channel sections.
08/19/1993DE4304126A1 Heating circuit for X=ray tube cathode - has pair of transformers coupled to common point and connected to three-part cathode wire via diode rectifiers
08/11/1993EP0555083A1 Brazed X-ray tube anode manufacturing method
08/04/1993EP0553914A1 Variable-focus X-ray tube
08/04/1993EP0553913A1 X-ray tube with a reduced working distance
08/04/1993EP0553912A1 X-ray tube with improved temperature control
07/1993
07/29/1993DE4119729A1 Einrichtung zum erzeugen kurzwelliger elektromagnetischer strahlung Means for generating short-wave electromagnetic radiation
07/28/1993EP0552808A1 Method of manufacturing a rotating anode X-ray tube
07/28/1993CN2139309Y Orientation device ray tube and high-voltage cable thereof
07/28/1993CN1074784A X-ray tube with rotary anode
07/14/1993EP0550983A1 X-ray tube with ferrite core filament transformer
07/14/1993EP0550982A1 X-ray tube with bearing slip ring
07/14/1993EP0550981A1 X-ray tube with capacitively coupled filament drive
06/1993
06/29/1993US5224143 Dihedral deflection cathode for an x-ray tube
06/29/1993US5224142 Rotary-anode type x-ray tube
06/29/1993US5224137 Tuning the scanning electron beam computed tomography scanner
06/24/1993WO1993012533A1 Rotable ion controlling electrode assembly with no offset or deflection of low energy electrons for a scanning electron beam computed tomography scanner
06/23/1993EP0547139A1 Miniaturized low power x-ray source
06/23/1993EP0398995B1 Plasma x-ray tube, in particular for x-ray preionizing of gas lasers, and use as electron gun
06/22/1993US5222116 Improved high temperature properties and fabricability
06/22/1993US5222114 X-ray analysis apparatus, especially computer tomography apparatus and x-ray target and collimator therefor
06/16/1993EP0546532A1 X-ray tube apparatus
05/1993
05/26/1993CN2134771Y Exciting source of portable x-ray fluorescent scope
05/19/1993DE4137804A1 High voltage X=ray tube - has annular grove in insulating annular disc, whose vacuum-side annular strip has annular gap
05/13/1993WO1993009560A1 High-intensity x-ray source with variable cooling
05/11/1993US5210781 Rotary anode type x-ray tube having a jacket to prevent lubricant from being scattered
05/04/1993US5208844 Electronic devices using discrete, contained charged particle bundles and sources of same
05/04/1993US5208843 Rotary X-ray tube and method of manufacturing connecting rod consisting of pulverized sintered material
04/1993
04/29/1993WO1993008587A1 Improved metal center x-ray tube
04/27/1993US5206895 X-ray tube
04/27/1993US5206892 Device for the shielding of a motor stator for the rotating anode of an x-ray tube
04/20/1993US5204892 Primary radiation diaphragm for x-ray tube
04/20/1993US5204891 Focal track structures for X-ray anodes and method of preparation thereof
04/20/1993US5204890 Rotary anode type x-ray tube
04/14/1993EP0536150A1 Selective radiation of pathological material
04/14/1993CN1071028A X-ray tube with rotary positive electrode
04/13/1993US5202910 Anode for arc discharge devices
04/06/1993US5200985 X-ray tube with capacitively coupled filament drive
04/06/1993US5200670 Surface discharge plasma cathode electron beam generating assembly
04/06/1993US5200645 Device for obtaining and switching high voltages applied to x-ray tube electrodes
03/1993
03/30/1993US5199059 Metals or alloys with oxide coatings for anodes, oxides of titanium, zirconium and aluminum
03/30/1993US5197604 High-voltage change-over switch with linear movement
03/16/1993US5195120 Method, tube and system for eliminating a fixed antiscatter grid in a radiological image
03/16/1993US5195119 Rotary-anode type x-ray tube
03/16/1993US5195112 X-ray computer tomography system
03/10/1993EP0531190A1 X-ray unit with high-voltage power supply device integrated in the housing
03/10/1993EP0531189A1 Device and high-voltage power supply unit for an x-ray tube
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