CN104428865A - X射线管 - Google Patents
X射线管 Download PDFInfo
- Publication number
- CN104428865A CN104428865A CN201380035466.9A CN201380035466A CN104428865A CN 104428865 A CN104428865 A CN 104428865A CN 201380035466 A CN201380035466 A CN 201380035466A CN 104428865 A CN104428865 A CN 104428865A
- Authority
- CN
- China
- Prior art keywords
- filament
- pair
- bottom surfaces
- groove portion
- ray tube
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004804 winding Methods 0.000 claims description 86
- 238000010894 electron beam technology Methods 0.000 claims description 19
- 230000002093 peripheral effect Effects 0.000 claims description 19
- 101100441413 Caenorhabditis elegans cup-15 gene Proteins 0.000 description 40
- 230000000052 comparative effect Effects 0.000 description 14
- 230000000694 effects Effects 0.000 description 11
- 230000005684 electric field Effects 0.000 description 7
- 238000007599 discharging Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000004088 simulation Methods 0.000 description 5
- 238000003745 diagnosis Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000012809 cooling fluid Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000002059 diagnostic imaging Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000002784 hot electron Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
- H01J19/02—Electron-emitting electrodes; Cathodes
- H01J19/04—Thermionic cathodes
- H01J19/10—Thermionic cathodes characterised by the shape
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
- H01J19/42—Mounting, supporting, spacing, or insulating of electrodes or of electrode assemblies
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/48—Electron guns
- H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray tube
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J3/00—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
- H01J3/06—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps two or more guns being arranged in a single vacuum space, e.g. for plural-ray tubes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/02—Details
- H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
- H01J35/06—Cathodes
- H01J35/064—Details of the emitter, e.g. material or structure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/02—Details
- H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
- H01J35/06—Cathodes
- H01J35/066—Details of electron optical components, e.g. cathode cups
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/02—Details
- H01J35/14—Arrangements for concentrating, focusing, or directing the cathode ray
- H01J35/147—Spot size control
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement, ion-optical arrangement
- H01J37/06—Electron sources; Electron guns
- H01J37/065—Construction of guns or parts thereof
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B6/00—Apparatus or devices for radiation diagnosis; Apparatus or devices for radiation diagnosis combined with radiation therapy equipment
- A61B6/44—Constructional features of apparatus for radiation diagnosis
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/15—Cathodes heated directly by an electric current
- H01J1/16—Cathodes heated directly by an electric current characterised by the shape
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/15—Cathodes heated directly by an electric current
- H01J1/18—Supports; Vibration-damping arrangements
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/88—Mounting, supporting, spacing, or insulating of electrodes or of electrode assemblies
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/48—Electron guns
- H01J2229/4803—Electrodes
- H01J2229/481—Focusing electrodes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/48—Electron guns
- H01J2229/4824—Constructional arrangements of electrodes
- H01J2229/4827—Electrodes formed on surface of common cylindrical support
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/48—Electron guns
- H01J2229/4824—Constructional arrangements of electrodes
- H01J2229/4831—Electrode supports
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/48—Electron guns
- H01J2229/50—Plurality of guns or beams
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/58—Electron beam control inside the vessel
- H01J2229/582—Electron beam control inside the vessel by electrostatic means
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/58—Electron beam control inside the vessel
- H01J2229/583—Electron beam control inside the vessel at the source
- H01J2229/5835—Electron beam control inside the vessel at the source cooperating with the electron gun
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2235/00—X-ray tubes
- H01J2235/06—Cathode assembly
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/03—Mounting, supporting, spacing or insulating electrodes
- H01J2237/032—Mounting or supporting
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/04—Means for controlling the discharge
- H01J2237/049—Focusing means
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
- H01J2237/06—Sources
- H01J2237/063—Electron sources
- H01J2237/06375—Arrangement of electrodes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
- H01J23/02—Electrodes; Magnetic control means; Screens
- H01J23/04—Cathodes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
- H01J23/02—Electrodes; Magnetic control means; Screens
- H01J23/08—Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
- H01J23/083—Electrostatic focusing arrangements
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
- H01J2893/0002—Construction arrangements of electrode systems
- H01J2893/0005—Fixing of electrodes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0048—Tubes with a main cathode
- H01J2893/005—Cathodes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0072—Disassembly or repair of discharge tubes
- H01J2893/0088—Tubes with at least a solid principal cathode and solid anodes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0072—Disassembly or repair of discharge tubes
- H01J2893/0088—Tubes with at least a solid principal cathode and solid anodes
- H01J2893/0089—Electrode systems
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0072—Disassembly or repair of discharge tubes
- H01J2893/0088—Tubes with at least a solid principal cathode and solid anodes
- H01J2893/0094—Electrode arrangements; Auxiliary electrodes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/04—Cathodes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/58—Arrangements for focusing or reflecting ray or beam
- H01J29/62—Electrostatic lenses
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J3/00—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
- H01J3/14—Arrangements for focusing or reflecting ray or beam
- H01J3/18—Electrostatic lenses
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- X-Ray Techniques (AREA)
Abstract
Description
Claims (11)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012148335 | 2012-07-02 | ||
JP2012-148335 | 2012-07-02 | ||
PCT/JP2013/067852 WO2014007167A1 (ja) | 2012-07-02 | 2013-06-28 | X線管 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104428865A true CN104428865A (zh) | 2015-03-18 |
CN104428865B CN104428865B (zh) | 2017-04-26 |
Family
ID=49881923
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201380035466.9A Active CN104428865B (zh) | 2012-07-02 | 2013-06-28 | X射线管 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9653248B2 (zh) |
EP (1) | EP2869327B1 (zh) |
JP (1) | JP6223973B2 (zh) |
CN (1) | CN104428865B (zh) |
WO (1) | WO2014007167A1 (zh) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107408482A (zh) * | 2015-01-28 | 2017-11-28 | 万睿视影像有限公司 | 具有用于转向和聚焦电子束的双栅格和双灯丝阴极的x射线管 |
CN109417008A (zh) * | 2016-06-28 | 2019-03-01 | 通用电气公司 | 用于产生x射线的阴极组件 |
CN109478486A (zh) * | 2016-06-20 | 2019-03-15 | 佳能电子管器件株式会社 | X射线管 |
CN109791863A (zh) * | 2016-10-03 | 2019-05-21 | 佳能电子管器件株式会社 | X射线管 |
CN111883407A (zh) * | 2019-05-01 | 2020-11-03 | 通用电气精准医疗有限责任公司 | 带有沉积屏蔽件的x射线管和阴极杯 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9953797B2 (en) * | 2015-09-28 | 2018-04-24 | General Electric Company | Flexible flat emitter for X-ray tubes |
WO2017073109A1 (ja) * | 2015-10-28 | 2017-05-04 | 東芝電子管デバイス株式会社 | 回転陽極型x線管 |
JP6744116B2 (ja) * | 2016-04-01 | 2020-08-19 | キヤノン電子管デバイス株式会社 | エミッター及びx線管 |
US10636608B2 (en) * | 2017-06-05 | 2020-04-28 | General Electric Company | Flat emitters with stress compensation features |
EP3832689A3 (en) * | 2019-12-05 | 2021-08-11 | Hologic, Inc. | Systems and methods for improved x-ray tube life |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01159941A (ja) * | 1987-12-15 | 1989-06-22 | Toshiba Corp | X線管装置 |
JPH05242842A (ja) * | 1992-02-26 | 1993-09-21 | Toshiba Corp | X線管の陰極構体 |
CN1258378A (zh) * | 1998-03-16 | 2000-06-28 | 东芝株式会社 | X射线管 |
US20050029957A1 (en) * | 2003-08-04 | 2005-02-10 | Ge Medical Systems Global Technology Company, Llc | Focal spot position adjustment system for an imaging tube |
US20050175152A1 (en) * | 2004-02-09 | 2005-08-11 | Varian Medical Systems Technologies, Inc. | Cathode head with focal spot control |
JP2009158138A (ja) * | 2007-12-25 | 2009-07-16 | Toshiba Corp | X線管及びx線ct装置 |
US20120027182A1 (en) * | 2010-07-30 | 2012-02-02 | Varian Medical Systems, Inc. | Cathode assembly for an x-ray tube |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2671867A (en) * | 1950-11-24 | 1954-03-09 | Dunlee Corp | Electrode structure for x-ray tubes |
US3433955A (en) * | 1966-09-26 | 1969-03-18 | Picker Corp | X-ray generator with emission control arrangement within the focusing cup |
US3916202A (en) * | 1974-05-03 | 1975-10-28 | Gen Electric | Lens-grid system for electron tubes |
DE2727907A1 (de) * | 1977-06-21 | 1979-01-18 | Siemens Ag | Roentgenroehren-gluehkathode |
JPS5568056A (en) * | 1978-11-17 | 1980-05-22 | Hitachi Ltd | X-ray tube |
JPS5619844A (en) * | 1979-07-25 | 1981-02-24 | Hitachi Ltd | Cathode of x-ray triode |
JPS59181570U (ja) * | 1983-05-20 | 1984-12-04 | 株式会社東芝 | X線管の陰極構造 |
US4685118A (en) * | 1983-11-10 | 1987-08-04 | Picker International, Inc. | X-ray tube electron beam switching and biasing method and apparatus |
FR2633773B1 (fr) * | 1988-07-01 | 1991-02-08 | Gen Electric Cgr | Tube radiogene a auto-limitation du flux electronique par saturation |
JPH0487299A (ja) | 1990-07-27 | 1992-03-19 | Shimadzu Corp | ホトタイマ式x線装置 |
JPH09120787A (ja) * | 1995-10-26 | 1997-05-06 | Hitachi Medical Corp | 回転陽極x線管及びそれを用いたx線ct装置 |
US5623530A (en) * | 1996-09-17 | 1997-04-22 | General Electric Company | Cathode cup assembly for an x-ray tube |
US6607416B2 (en) * | 2001-06-08 | 2003-08-19 | Koninklijke Philips Electronics N.V. | Method and apparatus for setting X-ray tube filaments |
JP2004095196A (ja) * | 2002-08-29 | 2004-03-25 | Toshiba Corp | X線管 |
US6762540B2 (en) * | 2002-10-25 | 2004-07-13 | Ge Medical Systems Global Technology Company, Llc | One-piece tab assembly for a cathode cup of an X-ray imaging machine |
JP2004265606A (ja) * | 2003-01-21 | 2004-09-24 | Toshiba Corp | X線管装置 |
-
2013
- 2013-06-28 CN CN201380035466.9A patent/CN104428865B/zh active Active
- 2013-06-28 EP EP13812456.5A patent/EP2869327B1/en active Active
- 2013-06-28 WO PCT/JP2013/067852 patent/WO2014007167A1/ja active Application Filing
- 2013-06-28 JP JP2014523715A patent/JP6223973B2/ja active Active
-
2014
- 2014-12-24 US US14/582,782 patent/US9653248B2/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01159941A (ja) * | 1987-12-15 | 1989-06-22 | Toshiba Corp | X線管装置 |
JPH05242842A (ja) * | 1992-02-26 | 1993-09-21 | Toshiba Corp | X線管の陰極構体 |
CN1258378A (zh) * | 1998-03-16 | 2000-06-28 | 东芝株式会社 | X射线管 |
US20050029957A1 (en) * | 2003-08-04 | 2005-02-10 | Ge Medical Systems Global Technology Company, Llc | Focal spot position adjustment system for an imaging tube |
US20050175152A1 (en) * | 2004-02-09 | 2005-08-11 | Varian Medical Systems Technologies, Inc. | Cathode head with focal spot control |
JP2009158138A (ja) * | 2007-12-25 | 2009-07-16 | Toshiba Corp | X線管及びx線ct装置 |
US20120027182A1 (en) * | 2010-07-30 | 2012-02-02 | Varian Medical Systems, Inc. | Cathode assembly for an x-ray tube |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107408482A (zh) * | 2015-01-28 | 2017-11-28 | 万睿视影像有限公司 | 具有用于转向和聚焦电子束的双栅格和双灯丝阴极的x射线管 |
CN107408482B (zh) * | 2015-01-28 | 2019-08-23 | 万睿视影像有限公司 | 具有用于转向和聚焦电子束的双栅格和双灯丝阴极的x射线管 |
CN109478486A (zh) * | 2016-06-20 | 2019-03-15 | 佳能电子管器件株式会社 | X射线管 |
US10872741B2 (en) | 2016-06-20 | 2020-12-22 | Canon Electron Tubes & Devices Co., Ltd. | X-ray tube |
CN109478486B (zh) * | 2016-06-20 | 2021-01-01 | 佳能电子管器件株式会社 | X射线管 |
CN109417008A (zh) * | 2016-06-28 | 2019-03-01 | 通用电气公司 | 用于产生x射线的阴极组件 |
CN109417008B (zh) * | 2016-06-28 | 2022-01-28 | 通用电气公司 | 用于产生x射线的阴极组件 |
CN109791863A (zh) * | 2016-10-03 | 2019-05-21 | 佳能电子管器件株式会社 | X射线管 |
US11037751B2 (en) | 2016-10-03 | 2021-06-15 | Canon Electron Tubes & Devices Co., Ltd. | X-ray tube |
CN109791863B (zh) * | 2016-10-03 | 2021-09-28 | 佳能电子管器件株式会社 | X射线管 |
CN111883407A (zh) * | 2019-05-01 | 2020-11-03 | 通用电气精准医疗有限责任公司 | 带有沉积屏蔽件的x射线管和阴极杯 |
CN111883407B (zh) * | 2019-05-01 | 2023-11-14 | 通用电气精准医疗有限责任公司 | 带有沉积屏蔽件的x射线管和阴极杯 |
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EP2869327A4 (en) | 2016-03-09 |
US20150117617A1 (en) | 2015-04-30 |
EP2869327B1 (en) | 2023-10-25 |
CN104428865B (zh) | 2017-04-26 |
JP6223973B2 (ja) | 2017-11-01 |
US9653248B2 (en) | 2017-05-16 |
JPWO2014007167A1 (ja) | 2016-06-02 |
WO2014007167A1 (ja) | 2014-01-09 |
EP2869327A1 (en) | 2015-05-06 |
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