EP0589606A3 - Dispositifs de canon à électron. - Google Patents
Dispositifs de canon à électron. Download PDFInfo
- Publication number
- EP0589606A3 EP0589606A3 EP93307233A EP93307233A EP0589606A3 EP 0589606 A3 EP0589606 A3 EP 0589606A3 EP 93307233 A EP93307233 A EP 93307233A EP 93307233 A EP93307233 A EP 93307233A EP 0589606 A3 EP0589606 A3 EP 0589606A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- electron gun
- gun arrangements
- arrangements
- electron
- gun
- 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.)
- Withdrawn
Links
Classifications
-
- 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
- H01J23/06—Electron or ion guns
- H01J23/065—Electron or ion guns producing a solid cylindrical beam
-
- 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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB929220226A GB9220226D0 (en) | 1992-09-24 | 1992-09-24 | Electron gun assemblies |
GB9220226 | 1992-09-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0589606A2 EP0589606A2 (fr) | 1994-03-30 |
EP0589606A3 true EP0589606A3 (fr) | 1995-02-01 |
Family
ID=10722462
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP93307233A Withdrawn EP0589606A3 (fr) | 1992-09-24 | 1993-09-14 | Dispositifs de canon à électron. |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0589606A3 (fr) |
GB (1) | GB9220226D0 (fr) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2312322B (en) * | 1996-04-20 | 2000-06-14 | Eev Ltd | Electron guns |
US6407492B1 (en) | 1997-01-02 | 2002-06-18 | Advanced Electron Beams, Inc. | Electron beam accelerator |
CN1369105A (zh) * | 1999-07-09 | 2002-09-11 | 先进电子束公司 | 电子束加速器 |
JP5835822B1 (ja) * | 2014-06-30 | 2015-12-24 | Necネットワーク・センサ株式会社 | 高周波回路システム |
US10603035B2 (en) | 2017-05-02 | 2020-03-31 | Covidien Lp | Surgical loading unit including an articulating end effector |
US11324502B2 (en) | 2017-05-02 | 2022-05-10 | Covidien Lp | Surgical loading unit including an articulating end effector |
US11510669B2 (en) | 2020-09-29 | 2022-11-29 | Covidien Lp | Hand-held surgical instruments |
US11241228B2 (en) | 2019-04-05 | 2022-02-08 | Covidien Lp | Surgical instrument including an adapter assembly and an articulating surgical loading unit |
US11737747B2 (en) | 2019-12-17 | 2023-08-29 | Covidien Lp | Hand-held surgical instruments |
US11504117B2 (en) | 2020-04-02 | 2022-11-22 | Covidien Lp | Hand-held surgical instruments |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1168582A (fr) * | 1957-02-13 | 1958-12-10 | Thomson Houston Comp Francaise | Dispositif de concentration d'un faisceau électronique utilisant simultanément des champs électriques et magnétiques |
FR1500573A (fr) * | 1965-11-03 | 1967-11-03 | Emi Ltd | Perfectionnements aux accélérateurs d'électrons, et spécialement aux klystrons |
JPS56141139A (en) * | 1980-04-07 | 1981-11-04 | Toshiba Corp | Electrode support insulator |
JPS5819838A (ja) * | 1981-07-29 | 1983-02-05 | Nec Corp | 電流制御形ヘリツクス進行波管 |
EP0379403A1 (fr) * | 1989-01-17 | 1990-07-25 | Thomson Tubes Electroniques | Canon à électrons muni d'un dispositif produisant un champ magnétique au voisinage de la cathode |
-
1992
- 1992-09-24 GB GB929220226A patent/GB9220226D0/en active Pending
-
1993
- 1993-09-14 EP EP93307233A patent/EP0589606A3/fr not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1168582A (fr) * | 1957-02-13 | 1958-12-10 | Thomson Houston Comp Francaise | Dispositif de concentration d'un faisceau électronique utilisant simultanément des champs électriques et magnétiques |
FR1500573A (fr) * | 1965-11-03 | 1967-11-03 | Emi Ltd | Perfectionnements aux accélérateurs d'électrons, et spécialement aux klystrons |
JPS56141139A (en) * | 1980-04-07 | 1981-11-04 | Toshiba Corp | Electrode support insulator |
JPS5819838A (ja) * | 1981-07-29 | 1983-02-05 | Nec Corp | 電流制御形ヘリツクス進行波管 |
EP0379403A1 (fr) * | 1989-01-17 | 1990-07-25 | Thomson Tubes Electroniques | Canon à électrons muni d'un dispositif produisant un champ magnétique au voisinage de la cathode |
Non-Patent Citations (3)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 6, no. 21 (E - 93)<899> 6 February 1982 (1982-02-06) * |
PATENT ABSTRACTS OF JAPAN vol. 7, no. 99 (E - 172)<1244> 27 April 1983 (1983-04-27) * |
Y. MORISHITA ET AL.: "Development of 200 W TWT's for broadcast satellites", NHK LABORATORIES NOTE, no. 306, September 1984 (1984-09-01), TOKYO JP, pages 2 - 11 * |
Also Published As
Publication number | Publication date |
---|---|
EP0589606A2 (fr) | 1994-03-30 |
GB9220226D0 (en) | 1992-11-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): DE FR GB SE |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
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AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): DE FR GB SE |
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STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19950802 |