GB2259180B - Magnetron - Google Patents

Magnetron

Info

Publication number
GB2259180B
GB2259180B GB9123906A GB9123906A GB2259180B GB 2259180 B GB2259180 B GB 2259180B GB 9123906 A GB9123906 A GB 9123906A GB 9123906 A GB9123906 A GB 9123906A GB 2259180 B GB2259180 B GB 2259180B
Authority
GB
United Kingdom
Prior art keywords
magnetron
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
GB9123906A
Other versions
GB2259180A (en
GB9123906D0 (en
Inventor
Peter Frederick Lewis
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
Application filed by EEV Ltd filed Critical EEV Ltd
Publication of GB9123906D0 publication Critical patent/GB9123906D0/en
Priority to US07/935,108 priority Critical patent/US5387841A/en
Priority to JP4230721A priority patent/JPH0696678A/en
Publication of GB2259180A publication Critical patent/GB2259180A/en
Application granted granted Critical
Publication of GB2259180B publication Critical patent/GB2259180B/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
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/50—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field
    • H01J25/52—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field with an electron space having a shape that does not prevent any electron from moving completely around the cathode or guide electrode
    • H01J25/58—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field with an electron space having a shape that does not prevent any electron from moving completely around the cathode or guide electrode having a number of resonators; having a composite resonator, e.g. a helix
    • H01J25/587—Multi-cavity magnetrons
    • 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
    • H01J23/005—Cooling methods or arrangements
GB9123906A 1991-08-30 1991-11-11 Magnetron Expired - Fee Related GB2259180B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US07/935,108 US5387841A (en) 1991-08-30 1992-08-27 Magnetron having an anode with cooling channels
JP4230721A JPH0696678A (en) 1991-08-30 1992-08-31 Magnetron

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919118651A GB9118651D0 (en) 1991-08-30 1991-08-30 Magnetron

Publications (3)

Publication Number Publication Date
GB9123906D0 GB9123906D0 (en) 1992-01-02
GB2259180A GB2259180A (en) 1993-03-03
GB2259180B true GB2259180B (en) 1994-12-07

Family

ID=10700717

Family Applications (2)

Application Number Title Priority Date Filing Date
GB919118651A Pending GB9118651D0 (en) 1991-08-30 1991-08-30 Magnetron
GB9123906A Expired - Fee Related GB2259180B (en) 1991-08-30 1991-11-11 Magnetron

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB919118651A Pending GB9118651D0 (en) 1991-08-30 1991-08-30 Magnetron

Country Status (3)

Country Link
DE (1) DE4228688A1 (en)
FR (1) FR2686190A1 (en)
GB (2) GB9118651D0 (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB570679A (en) * 1942-10-05 1945-07-18 Standard Telephones Cables Ltd Liquid cooling arrangements for electron discharge devices
GB675175A (en) * 1945-06-23 1952-07-09 British Thomson Houston Co Ltd Improvements in and relating to high frequency electron discharge devices of the magnetron type
GB710552A (en) * 1952-08-26 1954-06-16 Raytheon Mfg Co Improvements in or relating to electron-discharge devices
GB800588A (en) * 1955-09-28 1958-08-27 Sperry Rand Corp Electron discharge valves
GB942685A (en) * 1960-03-21 1963-11-27 Sfd Lab Inc High power electron discharge device
GB1194249A (en) * 1966-09-15 1970-06-10 Thomson Houston Comp Francaise Improvements relating to Heat Exchange.
GB1492505A (en) * 1975-08-07 1977-11-23 Ca Atomic Energy Ltd High-power vane-type magnetrons
GB2056163A (en) * 1979-07-06 1981-03-11 Dodonov J I Cooling magnetrons

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB570679A (en) * 1942-10-05 1945-07-18 Standard Telephones Cables Ltd Liquid cooling arrangements for electron discharge devices
GB675175A (en) * 1945-06-23 1952-07-09 British Thomson Houston Co Ltd Improvements in and relating to high frequency electron discharge devices of the magnetron type
GB675176A (en) * 1945-06-23 1952-07-09 British Thomson Houston Co Ltd Improvements in and relating to electronic devices of the magnetron type
GB710552A (en) * 1952-08-26 1954-06-16 Raytheon Mfg Co Improvements in or relating to electron-discharge devices
GB800588A (en) * 1955-09-28 1958-08-27 Sperry Rand Corp Electron discharge valves
GB942685A (en) * 1960-03-21 1963-11-27 Sfd Lab Inc High power electron discharge device
GB1194249A (en) * 1966-09-15 1970-06-10 Thomson Houston Comp Francaise Improvements relating to Heat Exchange.
GB1492505A (en) * 1975-08-07 1977-11-23 Ca Atomic Energy Ltd High-power vane-type magnetrons
GB2056163A (en) * 1979-07-06 1981-03-11 Dodonov J I Cooling magnetrons

Also Published As

Publication number Publication date
GB2259180A (en) 1993-03-03
DE4228688A1 (en) 1993-03-04
GB9123906D0 (en) 1992-01-02
GB9118651D0 (en) 1991-10-16
FR2686190A1 (en) 1993-07-16

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Legal Events

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

Effective date: 19951111