DE602008000361D1 - Röntgenquelle - Google Patents
RöntgenquelleInfo
- Publication number
- DE602008000361D1 DE602008000361D1 DE602008000361T DE602008000361T DE602008000361D1 DE 602008000361 D1 DE602008000361 D1 DE 602008000361D1 DE 602008000361 T DE602008000361 T DE 602008000361T DE 602008000361 T DE602008000361 T DE 602008000361T DE 602008000361 D1 DE602008000361 D1 DE 602008000361D1
- Authority
- DE
- Germany
- Prior art keywords
- ray source
- ray
- source
- 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.)
- Active
Links
Classifications
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2235/00—X-ray tubes
- H01J2235/08—Targets (anodes) and X-ray converters
- H01J2235/086—Target geometry
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP07106634A EP1983546A1 (de) | 2007-04-20 | 2007-04-20 | Röntgenstrahlkathode und -röhre |
Publications (1)
Publication Number | Publication Date |
---|---|
DE602008000361D1 true DE602008000361D1 (de) | 2010-01-21 |
Family
ID=38474185
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE602008000361T Active DE602008000361D1 (de) | 2007-04-20 | 2008-02-21 | Röntgenquelle |
Country Status (6)
Country | Link |
---|---|
US (1) | US8223923B2 (de) |
EP (2) | EP1983546A1 (de) |
JP (1) | JP5266310B2 (de) |
CN (1) | CN101720491B (de) |
DE (1) | DE602008000361D1 (de) |
WO (1) | WO2008129006A1 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8385506B2 (en) | 2010-02-02 | 2013-02-26 | General Electric Company | X-ray cathode and method of manufacture thereof |
US8938050B2 (en) | 2010-04-14 | 2015-01-20 | General Electric Company | Low bias mA modulation for X-ray tubes |
DE102010038904B4 (de) * | 2010-08-04 | 2012-09-20 | Siemens Aktiengesellschaft | Kathode |
DE102013208103A1 (de) * | 2013-05-03 | 2014-11-06 | Siemens Aktiengesellschaft | Röntgenquelle und bildgebendes System |
US9443691B2 (en) | 2013-12-30 | 2016-09-13 | General Electric Company | Electron emission surface for X-ray generation |
US9711320B2 (en) * | 2014-04-29 | 2017-07-18 | General Electric Company | Emitter devices for use in X-ray tubes |
DE102016202153B4 (de) * | 2016-02-12 | 2022-04-21 | Siemens Healthcare Gmbh | Anordnung zum Schutz von Kabeln und Leitungen bei C-Bogen und Röntgenbildgebungsgerät |
EP3675148A1 (de) | 2018-12-31 | 2020-07-01 | Malvern Panalytical B.V. | Röntgenröhre |
CN110690085B (zh) * | 2019-10-24 | 2022-03-11 | 成都国光电气股份有限公司 | 一种制备六元阴极发射物质的方法 |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1733813A (en) * | 1921-08-01 | 1929-10-29 | Westinghouse Lamp Co | Composite body and method of producing the same |
FR754242A (fr) * | 1932-04-22 | 1933-11-02 | C.H.F.Mueller | appareil radiologique à soupape electronique |
NL38569C (de) * | 1933-06-24 | |||
US3312856A (en) * | 1963-03-26 | 1967-04-04 | Gen Electric | Rhenium supported metallic boride cathode emitters |
US3273005A (en) * | 1963-04-01 | 1966-09-13 | Gen Electric | Electron emitter utilizing nitride emissive material |
NL167796C (nl) * | 1972-05-30 | 1982-01-18 | Philips Nv | Werkwijze voor het vervaardigen van een met lanthaanhexaboride geactiveerde kathode voor een elektrische ontladingsbuis. |
DE3123442A1 (de) * | 1981-06-12 | 1982-12-30 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | Gluehwendel fuer eine elektrische lampe und verfahren zur herstellung |
JPS60254538A (ja) * | 1984-05-31 | 1985-12-16 | Toshiba Corp | X線管装置 |
US4847534A (en) * | 1985-07-17 | 1989-07-11 | U.S. Philips Corporation | High-pressure discharge lamp with torsionally wound electrode structure |
NL9002291A (nl) * | 1990-10-22 | 1992-05-18 | Philips Nv | Oxydekathode. |
JP3147927B2 (ja) | 1991-06-17 | 2001-03-19 | 株式会社東芝 | X線発生装置 |
JP3824765B2 (ja) * | 1998-02-05 | 2006-09-20 | 株式会社東芝 | 分析用x線管 |
US6553096B1 (en) * | 2000-10-06 | 2003-04-22 | The University Of North Carolina Chapel Hill | X-ray generating mechanism using electron field emission cathode |
JP4889871B2 (ja) * | 2001-03-29 | 2012-03-07 | 浜松ホトニクス株式会社 | X線発生装置 |
US6556651B1 (en) * | 2002-01-25 | 2003-04-29 | Photoelectron Corporation | Array of miniature radiation sources |
US6968039B2 (en) * | 2003-08-04 | 2005-11-22 | Ge Medical Systems Global Technology Co., Llc | Focal spot position adjustment system for an imaging tube |
US6980623B2 (en) * | 2003-10-29 | 2005-12-27 | Ge Medical Systems Global Technology Company Llc | Method and apparatus for z-axis tracking and collimation |
US7257194B2 (en) * | 2004-02-09 | 2007-08-14 | Varian Medical Systems Technologies, Inc. | Cathode head with focal spot control |
US7327829B2 (en) * | 2004-04-20 | 2008-02-05 | Varian Medical Systems Technologies, Inc. | Cathode assembly |
JP4669428B2 (ja) * | 2005-04-19 | 2011-04-13 | 株式会社リガク | X線管 |
US7352846B2 (en) * | 2005-10-21 | 2008-04-01 | Rigaku Corporation | Filament for X-ray tube and X-ray tube having the same |
JP4629552B2 (ja) * | 2005-10-21 | 2011-02-09 | 株式会社リガク | X線管用フィラメント及びx線管 |
US7657002B2 (en) * | 2006-01-31 | 2010-02-02 | Varian Medical Systems, Inc. | Cathode head having filament protection features |
-
2007
- 2007-04-20 EP EP07106634A patent/EP1983546A1/de not_active Withdrawn
-
2008
- 2008-02-21 EP EP08151763A patent/EP1983547B1/de active Active
- 2008-02-21 DE DE602008000361T patent/DE602008000361D1/de active Active
- 2008-04-18 US US12/596,656 patent/US8223923B2/en active Active
- 2008-04-18 JP JP2010503523A patent/JP5266310B2/ja active Active
- 2008-04-18 CN CN2008800185759A patent/CN101720491B/zh active Active
- 2008-04-18 WO PCT/EP2008/054756 patent/WO2008129006A1/en active Application Filing
Also Published As
Publication number | Publication date |
---|---|
CN101720491A (zh) | 2010-06-02 |
WO2008129006A1 (en) | 2008-10-30 |
CN101720491B (zh) | 2012-07-04 |
US20100150315A1 (en) | 2010-06-17 |
EP1983547B1 (de) | 2009-12-09 |
EP1983547A1 (de) | 2008-10-22 |
US8223923B2 (en) | 2012-07-17 |
JP2010525506A (ja) | 2010-07-22 |
EP1983546A1 (de) | 2008-10-22 |
JP5266310B2 (ja) | 2013-08-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |