GB2287579B - Electron gun arrangements - Google Patents

Electron gun arrangements

Info

Publication number
GB2287579B
GB2287579B GB9503178A GB9503178A GB2287579B GB 2287579 B GB2287579 B GB 2287579B GB 9503178 A GB9503178 A GB 9503178A GB 9503178 A GB9503178 A GB 9503178A GB 2287579 B GB2287579 B GB 2287579B
Authority
GB
United Kingdom
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.)
Expired - Fee Related
Application number
GB9503178A
Other versions
GB9503178D0 (en
GB2287579A (en
Inventor
Richard John Dobbs
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Teledyne UK Ltd
Original Assignee
EEV Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from GB9405139A external-priority patent/GB9405139D0/en
Application filed by EEV Ltd filed Critical EEV Ltd
Priority to GB9503178A priority Critical patent/GB2287579B/en
Publication of GB9503178D0 publication Critical patent/GB9503178D0/en
Publication of GB2287579A publication Critical patent/GB2287579A/en
Application granted granted Critical
Publication of GB2287579B publication Critical patent/GB2287579B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H01J2225/00—Transit-time tubes, e.g. Klystrons, travelling-wave tubes, magnetrons
    • H01J2225/02—Tubes with electron stream modulated in velocity or density in a modulator zone and thereafter giving up energy in an inducing zone, the zones being associated with one or more resonators
    • H01J2225/04—Tubes having one or more resonators, without reflection of the electron stream, and in which the modulation produced in the modulator zone is mainly density modulation, e.g. Heaff tube
GB9503178A 1994-03-16 1995-02-17 Electron gun arrangements Expired - Fee Related GB2287579B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9503178A GB2287579B (en) 1994-03-16 1995-02-17 Electron gun arrangements

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9405139A GB9405139D0 (en) 1994-03-16 1994-03-16 Electron gun arrangements
GB9503178A GB2287579B (en) 1994-03-16 1995-02-17 Electron gun arrangements

Publications (3)

Publication Number Publication Date
GB9503178D0 GB9503178D0 (en) 1995-04-05
GB2287579A GB2287579A (en) 1995-09-20
GB2287579B true GB2287579B (en) 1997-05-07

Family

ID=26304509

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9503178A Expired - Fee Related GB2287579B (en) 1994-03-16 1995-02-17 Electron gun arrangements

Country Status (1)

Country Link
GB (1) GB2287579B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2312322B (en) * 1996-04-20 2000-06-14 Eev Ltd Electron guns
GB9712243D0 (en) * 1997-06-13 1997-08-13 Eev Ltd Grids
US5990622A (en) * 1998-02-02 1999-11-23 Litton Systems, Inc. Grid support structure for an electron beam device
GB9809819D0 (en) * 1998-05-09 1998-07-08 Eev Ltd Electron gun assembly
GB2337151B (en) * 1998-05-09 2002-08-28 Eev Ltd Electron gun arrangements
DE10111817A1 (en) * 2001-03-02 2002-09-19 Kist Europ Korea I Of Science Device for generating high frequency microwaves
GB2422050A (en) * 2005-05-18 2006-07-12 E2V Tech Inductive output tube
US9502203B1 (en) * 2015-12-21 2016-11-22 Dymenso LLC Electron beam gun with kinematic coupling for high power RF vacuum devices

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1048635A (en) * 1962-08-30 1966-11-16 Standard Telephones Cables Ltd Caged electron gun
US3983446A (en) * 1971-07-06 1976-09-28 Varian Associates Gridded convergent flow electron gun for linear beam tubes

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1048635A (en) * 1962-08-30 1966-11-16 Standard Telephones Cables Ltd Caged electron gun
US3983446A (en) * 1971-07-06 1976-09-28 Varian Associates Gridded convergent flow electron gun for linear beam tubes

Also Published As

Publication number Publication date
GB9503178D0 (en) 1995-04-05
GB2287579A (en) 1995-09-20

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010217