DE3579517D1 - Roentgenroehre. - Google Patents
Roentgenroehre.Info
- Publication number
- DE3579517D1 DE3579517D1 DE8585107341T DE3579517T DE3579517D1 DE 3579517 D1 DE3579517 D1 DE 3579517D1 DE 8585107341 T DE8585107341 T DE 8585107341T DE 3579517 T DE3579517 T DE 3579517T DE 3579517 D1 DE3579517 D1 DE 3579517D1
- Authority
- DE
- Germany
- Prior art keywords
- ray tubes
- tubes
- ray
- 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.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/02—Details
- H01J35/16—Vessels; Containers; Shields associated therewith
-
- 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
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8900584U JPS614347U (ja) | 1984-06-15 | 1984-06-15 | 全周照射形x線管 |
JP1984147461U JPH043384Y2 (de) | 1984-09-29 | 1984-09-29 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3579517D1 true DE3579517D1 (de) | 1990-10-11 |
Family
ID=26430355
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8585107341T Expired - Lifetime DE3579517D1 (de) | 1984-06-15 | 1985-06-13 | Roentgenroehre. |
Country Status (3)
Country | Link |
---|---|
US (1) | US4679219A (de) |
EP (1) | EP0168641B1 (de) |
DE (1) | DE3579517D1 (de) |
Families Citing this family (41)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8603264A (nl) * | 1986-12-23 | 1988-07-18 | Philips Nv | Roentgenbuis met een ringvormig focus. |
US4912739A (en) * | 1987-09-21 | 1990-03-27 | Weiss Mortimer E | Rotating anode X-ray tube with deflected electron beam |
DE3868324D1 (de) * | 1988-08-25 | 1992-03-19 | Steffel Gmbh Spezialmaschbau | Rundstrahl-roentgenroehre. |
US5007373A (en) * | 1989-05-24 | 1991-04-16 | Ionic Atlanta, Inc. | Spiral hollow cathode |
US20040191128A1 (en) * | 1992-05-11 | 2004-09-30 | Cytologix Corporation | Slide stainer with heating |
US6115453A (en) * | 1997-08-20 | 2000-09-05 | Siemens Aktiengesellschaft | Direct-Heated flats emitter for emitting an electron beam |
US6661876B2 (en) | 2001-07-30 | 2003-12-09 | Moxtek, Inc. | Mobile miniature X-ray source |
US7466799B2 (en) * | 2003-04-09 | 2008-12-16 | Varian Medical Systems, Inc. | X-ray tube having an internal radiation shield |
US7382862B2 (en) * | 2005-09-30 | 2008-06-03 | Moxtek, Inc. | X-ray tube cathode with reduced unintended electrical field emission |
US7737424B2 (en) * | 2007-06-01 | 2010-06-15 | Moxtek, Inc. | X-ray window with grid structure |
US7529345B2 (en) * | 2007-07-18 | 2009-05-05 | Moxtek, Inc. | Cathode header optic for x-ray tube |
US7756251B2 (en) * | 2007-09-28 | 2010-07-13 | Brigham Young Univers ity | X-ray radiation window with carbon nanotube frame |
US9305735B2 (en) | 2007-09-28 | 2016-04-05 | Brigham Young University | Reinforced polymer x-ray window |
US8498381B2 (en) | 2010-10-07 | 2013-07-30 | Moxtek, Inc. | Polymer layer on X-ray window |
US20100285271A1 (en) | 2007-09-28 | 2010-11-11 | Davis Robert C | Carbon nanotube assembly |
US7702077B2 (en) * | 2008-05-19 | 2010-04-20 | General Electric Company | Apparatus for a compact HV insulator for x-ray and vacuum tube and method of assembling same |
US8247971B1 (en) | 2009-03-19 | 2012-08-21 | Moxtek, Inc. | Resistively heated small planar filament |
US7983394B2 (en) | 2009-12-17 | 2011-07-19 | Moxtek, Inc. | Multiple wavelength X-ray source |
US8526574B2 (en) | 2010-09-24 | 2013-09-03 | Moxtek, Inc. | Capacitor AC power coupling across high DC voltage differential |
US8995621B2 (en) | 2010-09-24 | 2015-03-31 | Moxtek, Inc. | Compact X-ray source |
US8804910B1 (en) | 2011-01-24 | 2014-08-12 | Moxtek, Inc. | Reduced power consumption X-ray source |
US8750458B1 (en) | 2011-02-17 | 2014-06-10 | Moxtek, Inc. | Cold electron number amplifier |
US8929515B2 (en) | 2011-02-23 | 2015-01-06 | Moxtek, Inc. | Multiple-size support for X-ray window |
US8792619B2 (en) | 2011-03-30 | 2014-07-29 | Moxtek, Inc. | X-ray tube with semiconductor coating |
US9076628B2 (en) | 2011-05-16 | 2015-07-07 | Brigham Young University | Variable radius taper x-ray window support structure |
US8989354B2 (en) | 2011-05-16 | 2015-03-24 | Brigham Young University | Carbon composite support structure |
US9174412B2 (en) | 2011-05-16 | 2015-11-03 | Brigham Young University | High strength carbon fiber composite wafers for microfabrication |
US9466455B2 (en) | 2011-06-16 | 2016-10-11 | Varian Medical Systems, Inc. | Electron emitters for x-ray tubes |
CN102565095B (zh) * | 2011-07-06 | 2013-11-20 | 湖北盛达探伤机械有限公司 | 高效便携式工业x射线探伤机 |
US8817950B2 (en) | 2011-12-22 | 2014-08-26 | Moxtek, Inc. | X-ray tube to power supply connector |
US8761344B2 (en) | 2011-12-29 | 2014-06-24 | Moxtek, Inc. | Small x-ray tube with electron beam control optics |
JP2013239317A (ja) * | 2012-05-15 | 2013-11-28 | Canon Inc | 放射線発生ターゲット、放射線発生装置および放射線撮影システム |
US9072154B2 (en) | 2012-12-21 | 2015-06-30 | Moxtek, Inc. | Grid voltage generation for x-ray tube |
US9177755B2 (en) | 2013-03-04 | 2015-11-03 | Moxtek, Inc. | Multi-target X-ray tube with stationary electron beam position |
US9184020B2 (en) | 2013-03-04 | 2015-11-10 | Moxtek, Inc. | Tiltable or deflectable anode x-ray tube |
US9173623B2 (en) | 2013-04-19 | 2015-11-03 | Samuel Soonho Lee | X-ray tube and receiver inside mouth |
KR101832388B1 (ko) * | 2014-12-25 | 2018-02-26 | 메이덴샤 코포레이션 | 전계 방출 디바이스 및 그 개질 처리 방법 |
JP6206541B1 (ja) * | 2016-06-13 | 2017-10-04 | 株式会社明電舎 | 電界放射装置および改質処理方法 |
JP6206546B1 (ja) | 2016-06-23 | 2017-10-04 | 株式会社明電舎 | 電界放射装置および改質処理方法 |
JP6226033B1 (ja) | 2016-06-24 | 2017-11-08 | 株式会社明電舎 | 電界放射装置および電界放射方法 |
KR101966794B1 (ko) * | 2017-07-12 | 2019-08-27 | (주)선재하이테크 | 전자 집속 개선용 엑스선관 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL6386C (de) * | 1917-12-05 | |||
DE414065C (de) * | 1921-04-15 | 1925-05-22 | Radiologie Akt Ges | Gluehkathode fuer Roentgenroehren |
FR588036A (fr) * | 1923-11-26 | 1925-04-28 | Philips Nv | Tube à rayons x comportant une cathode incandescente et un dispositif de concentration |
DE440068C (de) * | 1925-04-15 | 1927-01-27 | C H F Mueller | Vorrichtung zum Regeln der Brennfleckgroesse bei Gluehkathodenroentgenroehren |
US1715151A (en) * | 1925-09-19 | 1929-05-28 | Westinghouse Lamp Co | Composite anode for x-ray tubes |
US1992975A (en) * | 1933-03-28 | 1935-03-05 | Westinghouse Lamp Co | X-ray tube and cathode therefor |
FR1018218A (fr) * | 1950-05-20 | 1952-12-30 | Csf | Système de porte-filament réglable pour appareils à faisceau électronique fixe focalisé tels que, notamment, le microscope et l'analyseur à diffraction électroniques |
DE1165769B (de) * | 1961-10-31 | 1964-03-19 | Licentia Gmbh | Hochleistungsroentgenroehre |
US3591821A (en) * | 1967-04-19 | 1971-07-06 | Tokyo Shibaura Electric Co | Rotary anode type x-ray generator having emitting elements which are variably spaced from the central axis of cathode |
JPS463628Y1 (de) * | 1968-06-05 | 1971-02-08 | ||
US3517195A (en) * | 1968-07-02 | 1970-06-23 | Atomic Energy Commission | High intensity x-ray tube |
JPS4633169Y1 (de) * | 1968-10-12 | 1971-11-16 | ||
US3714487A (en) * | 1970-03-26 | 1973-01-30 | Philips Corp | X-ray tube having external means to align electrodes |
JPS5820478B2 (ja) * | 1976-02-28 | 1983-04-23 | 古河電気工業株式会社 | クセノン放電管の発光方式 |
JPS5925381B2 (ja) * | 1977-12-30 | 1984-06-16 | 富士通株式会社 | 半導体集積回路装置 |
DK147778C (da) * | 1981-12-29 | 1985-05-20 | Andrex Radiation Prod As | Roentgenstraalegenerator |
-
1985
- 1985-06-12 US US06/744,066 patent/US4679219A/en not_active Expired - Lifetime
- 1985-06-13 EP EP85107341A patent/EP0168641B1/de not_active Expired - Lifetime
- 1985-06-13 DE DE8585107341T patent/DE3579517D1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4679219A (en) | 1987-07-07 |
EP0168641B1 (de) | 1990-09-05 |
EP0168641A3 (en) | 1987-10-28 |
EP0168641A2 (de) | 1986-01-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) | ||
8339 | Ceased/non-payment of the annual fee |