DE59505543D1 - Steuerbarer thermionischer Elektronenemitter - Google Patents
Steuerbarer thermionischer ElektronenemitterInfo
- Publication number
- DE59505543D1 DE59505543D1 DE59505543T DE59505543T DE59505543D1 DE 59505543 D1 DE59505543 D1 DE 59505543D1 DE 59505543 T DE59505543 T DE 59505543T DE 59505543 T DE59505543 T DE 59505543T DE 59505543 D1 DE59505543 D1 DE 59505543D1
- Authority
- DE
- Germany
- Prior art keywords
- electron emitter
- thermionic electron
- controllable
- controllable thermionic
- emitter
- 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 - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
-
- 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
-
- 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
- H01J3/02—Electron guns
- H01J3/027—Construction of the gun or parts thereof
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4400353A DE4400353A1 (de) | 1994-01-08 | 1994-01-08 | Steuerbarer thermionischer Elektronenemitter |
Publications (1)
Publication Number | Publication Date |
---|---|
DE59505543D1 true DE59505543D1 (de) | 1999-05-12 |
Family
ID=6507586
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE4400353A Withdrawn DE4400353A1 (de) | 1994-01-08 | 1994-01-08 | Steuerbarer thermionischer Elektronenemitter |
DE59505543T Expired - Fee Related DE59505543D1 (de) | 1994-01-08 | 1995-01-05 | Steuerbarer thermionischer Elektronenemitter |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE4400353A Withdrawn DE4400353A1 (de) | 1994-01-08 | 1994-01-08 | Steuerbarer thermionischer Elektronenemitter |
Country Status (4)
Country | Link |
---|---|
US (1) | US5735720A (de) |
EP (1) | EP0662703B1 (de) |
JP (1) | JPH07220616A (de) |
DE (2) | DE4400353A1 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69622829T2 (de) * | 1995-12-18 | 2003-04-10 | Canon Kk | Ladegerät und elektrofotografisches Gerät |
DE19647646A1 (de) * | 1996-11-18 | 1998-05-28 | Com Case Schadt Ohg | Transportable Datenverarbeitungseinrichtung |
US6495865B2 (en) * | 2001-02-01 | 2002-12-17 | Honeywell International Inc. | Microcathode with integrated extractor |
US6526975B1 (en) | 2001-11-01 | 2003-03-04 | Geal Hyub Chung | Disposable gas mask |
US6967326B2 (en) * | 2004-02-27 | 2005-11-22 | Lucent Technologies Inc. | Mass spectrometers on wafer-substrates |
US20060240281A1 (en) * | 2005-04-21 | 2006-10-26 | Eastman Kodak Company | Contaminant-scavenging layer on OLED anodes |
DE102006024437B4 (de) * | 2006-05-24 | 2012-08-09 | Siemens Ag | Röntgenstrahler |
KR101368733B1 (ko) * | 2007-12-20 | 2014-03-04 | 삼성전자주식회사 | 마이크로 히터를 이용한 열전자방출 장치 및 이의 제조방법 |
CN101471215B (zh) * | 2007-12-29 | 2011-11-09 | 清华大学 | 热电子源的制备方法 |
CN103703162B (zh) * | 2011-08-03 | 2016-09-07 | 皇家飞利浦有限公司 | 用于钡-钪酸盐扩散阴极的靶 |
US9853243B2 (en) | 2013-07-05 | 2017-12-26 | Industrial Technology Research Institute | Flexible display and method for fabricating the same |
WO2023137360A1 (en) * | 2022-01-12 | 2023-07-20 | Applied Physics Technologies, Inc. | Monolithic heater for thermionic electron cathode |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2883576A (en) * | 1955-04-04 | 1959-04-21 | Gen Electric | Thermionic valves |
US3710161A (en) * | 1970-10-30 | 1973-01-09 | Gen Electric | Quick-heating impregnated planar cathode |
US3843902A (en) * | 1972-08-24 | 1974-10-22 | Varian Associates | Gridded convergent flow electron gun |
US3967150A (en) * | 1975-01-31 | 1976-06-29 | Varian Associates | Grid controlled electron source and method of making same |
US4096406A (en) * | 1976-05-10 | 1978-06-20 | Varian Associates, Inc. | Thermionic electron source with bonded control grid |
US4250428A (en) * | 1979-05-09 | 1981-02-10 | The United States Of America As Represented By The Secretary Of The Army | Bonded cathode and electrode structure with layered insulation, and method of manufacture |
US4237209A (en) * | 1979-05-09 | 1980-12-02 | The United States Of America As Represented By The Secretary Of The Army | Erosion lithography with high-aspect nozzle |
DE4113085A1 (de) * | 1991-04-22 | 1992-10-29 | Philips Patentverwaltung | Verfahren zur herstellung eines gluehkathodenelements |
DE4206909A1 (de) * | 1992-03-05 | 1993-09-09 | Philips Patentverwaltung | Thermionisch emittierendes kathodenelement |
DE4207220A1 (de) * | 1992-03-07 | 1993-09-09 | Philips Patentverwaltung | Festkoerperelement fuer eine thermionische kathode |
-
1994
- 1994-01-08 DE DE4400353A patent/DE4400353A1/de not_active Withdrawn
-
1995
- 1995-01-05 DE DE59505543T patent/DE59505543D1/de not_active Expired - Fee Related
- 1995-01-05 EP EP95200013A patent/EP0662703B1/de not_active Expired - Lifetime
- 1995-01-06 JP JP69195A patent/JPH07220616A/ja not_active Abandoned
-
1997
- 1997-03-11 US US08/814,685 patent/US5735720A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5735720A (en) | 1998-04-07 |
DE4400353A1 (de) | 1995-07-13 |
JPH07220616A (ja) | 1995-08-18 |
EP0662703B1 (de) | 1999-04-07 |
EP0662703A1 (de) | 1995-07-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8327 | Change in the person/name/address of the patent owner |
Owner name: PHILIPS CORPORATE INTELLECTUAL PROPERTY GMBH, 2233 |
|
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PHILIPS INTELLECTUAL PROPERTY & STANDARDS GMBH, 20 |
|
8339 | Ceased/non-payment of the annual fee |