GB2377816B - Magnetrons - Google Patents

Magnetrons

Info

Publication number
GB2377816B
GB2377816B GB0117231A GB0117231A GB2377816B GB 2377816 B GB2377816 B GB 2377816B GB 0117231 A GB0117231 A GB 0117231A GB 0117231 A GB0117231 A GB 0117231A GB 2377816 B GB2377816 B GB 2377816B
Authority
GB
United Kingdom
Prior art keywords
magnetrons
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
Application number
GB0117231A
Other versions
GB0117231D0 (en
GB2377816A (en
Inventor
Bernard Richard Mulcahy
Paul Richard Smith
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
e2v Technologies Ltd
Original Assignee
Marconi Applied Technologies Ltd
e2v Technologies 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 Marconi Applied Technologies Ltd, e2v Technologies Ltd filed Critical Marconi Applied Technologies Ltd
Priority to GB0117231A priority Critical patent/GB2377816B/en
Publication of GB0117231D0 publication Critical patent/GB0117231D0/en
Publication of GB2377816A publication Critical patent/GB2377816A/en
Application granted granted Critical
Publication of GB2377816B publication Critical patent/GB2377816B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H01J23/16—Circuit elements, having distributed capacitance and inductance, structurally associated with the tube and interacting with the discharge
    • H01J23/18—Resonators
    • H01J23/22—Connections between resonators, e.g. strapping for connecting resonators of a magnetron
GB0117231A 2001-07-14 2001-07-14 Magnetrons Expired - Lifetime GB2377816B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0117231A GB2377816B (en) 2001-07-14 2001-07-14 Magnetrons

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0117231A GB2377816B (en) 2001-07-14 2001-07-14 Magnetrons

Publications (3)

Publication Number Publication Date
GB0117231D0 GB0117231D0 (en) 2001-09-05
GB2377816A GB2377816A (en) 2003-01-22
GB2377816B true GB2377816B (en) 2006-02-01

Family

ID=9918525

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0117231A Expired - Lifetime GB2377816B (en) 2001-07-14 2001-07-14 Magnetrons

Country Status (1)

Country Link
GB (1) GB2377816B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2393570B (en) 2002-05-31 2005-12-14 Marconi Applied Techn Ltd Magnetrons
GB2457046A (en) * 2008-01-30 2009-08-05 E2V Tech Anode structure for a magnetron

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2408235A (en) * 1941-12-31 1946-09-24 Raytheon Mfg Co High efficiency magnetron
US2444418A (en) * 1942-10-15 1948-07-06 Gen Electric High-frequency electronic device
US2785340A (en) * 1953-03-11 1957-03-12 Westinghouse Electric Corp Echelon strapping system
US3176188A (en) * 1960-10-28 1965-03-30 Gen Electric Mixed lines crossed fields oscillator or amplifier
GB2054256A (en) * 1979-07-14 1981-02-11 English Electric Valve Co Ltd Magnetron strapping
JPH04118835A (en) * 1990-08-29 1992-04-20 New Japan Radio Co Ltd Magnetron

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2408235A (en) * 1941-12-31 1946-09-24 Raytheon Mfg Co High efficiency magnetron
US2444418A (en) * 1942-10-15 1948-07-06 Gen Electric High-frequency electronic device
US2785340A (en) * 1953-03-11 1957-03-12 Westinghouse Electric Corp Echelon strapping system
US3176188A (en) * 1960-10-28 1965-03-30 Gen Electric Mixed lines crossed fields oscillator or amplifier
GB2054256A (en) * 1979-07-14 1981-02-11 English Electric Valve Co Ltd Magnetron strapping
JPH04118835A (en) * 1990-08-29 1992-04-20 New Japan Radio Co Ltd Magnetron

Also Published As

Publication number Publication date
GB0117231D0 (en) 2001-09-05
GB2377816A (en) 2003-01-22

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Expiry date: 20210713