GB2238903B - Magnetrons - Google Patents

Magnetrons

Info

Publication number
GB2238903B
GB2238903B GB8927800A GB8927800A GB2238903B GB 2238903 B GB2238903 B GB 2238903B GB 8927800 A GB8927800 A GB 8927800A GB 8927800 A GB8927800 A GB 8927800A GB 2238903 B GB2238903 B GB 2238903B
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 - Fee Related
Application number
GB8927800A
Other versions
GB2238903A (en
GB8927800D0 (en
Inventor
Archie Watson Crook
Francis James Weaver
Geoffrey Robert Dodd
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
Priority to GB8927800A priority Critical patent/GB2238903B/en
Publication of GB8927800D0 publication Critical patent/GB8927800D0/en
Publication of GB2238903A publication Critical patent/GB2238903A/en
Application granted granted Critical
Publication of GB2238903B publication Critical patent/GB2238903B/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
    • H01J23/04—Cathodes
    • H01J23/05—Cathodes having a cylindrical emissive surface, e.g. cathodes for magnetrons
GB8927800A 1989-12-08 1989-12-08 Magnetrons Expired - Fee Related GB2238903B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8927800A GB2238903B (en) 1989-12-08 1989-12-08 Magnetrons

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8927800A GB2238903B (en) 1989-12-08 1989-12-08 Magnetrons

Publications (3)

Publication Number Publication Date
GB8927800D0 GB8927800D0 (en) 1990-02-14
GB2238903A GB2238903A (en) 1991-06-12
GB2238903B true GB2238903B (en) 1994-10-19

Family

ID=10667648

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8927800A Expired - Fee Related GB2238903B (en) 1989-12-08 1989-12-08 Magnetrons

Country Status (1)

Country Link
GB (1) GB2238903B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2317741B (en) * 1995-12-12 1999-02-17 Lg Electronics Inc Magnetron
KR0176876B1 (en) * 1995-12-12 1999-03-20 구자홍 Magnetron

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB627343A (en) * 1946-03-28 1949-08-08 British Thomson Houston Co Ltd Improvements in and relating to electron discharge devices of the magnetron type
GB686499A (en) * 1950-05-08 1953-01-28 Standard Telephones Cables Ltd High frequency magnetron
GB687149A (en) * 1949-06-25 1953-02-11 Standard Telephones Cables Ltd Microwave amplifiers
GB751754A (en) * 1952-12-08 1956-07-04 Telefunken Gmbh Improvements in or relating to magnetrons
GB2012477A (en) * 1978-01-18 1979-07-25 Tokyo Shibaura Electric Co Magnetron for microwave oven
GB2029632A (en) * 1978-09-02 1980-03-19 English Electric Valve Co Ltd Magnetrons
GB2214704A (en) * 1988-01-20 1989-09-06 English Electric Valve Co Ltd Magnetron cathode assembly

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB627343A (en) * 1946-03-28 1949-08-08 British Thomson Houston Co Ltd Improvements in and relating to electron discharge devices of the magnetron type
GB687149A (en) * 1949-06-25 1953-02-11 Standard Telephones Cables Ltd Microwave amplifiers
GB686499A (en) * 1950-05-08 1953-01-28 Standard Telephones Cables Ltd High frequency magnetron
GB751754A (en) * 1952-12-08 1956-07-04 Telefunken Gmbh Improvements in or relating to magnetrons
GB2012477A (en) * 1978-01-18 1979-07-25 Tokyo Shibaura Electric Co Magnetron for microwave oven
GB2029632A (en) * 1978-09-02 1980-03-19 English Electric Valve Co Ltd Magnetrons
GB2214704A (en) * 1988-01-20 1989-09-06 English Electric Valve Co Ltd Magnetron cathode assembly

Also Published As

Publication number Publication date
GB2238903A (en) 1991-06-12
GB8927800D0 (en) 1990-02-14

Similar Documents

Publication Publication Date Title
GB2226696B (en) Magnetron
EP0409374A3 (en) Microwave elements
EP0405242A3 (en) Vip-analogs ii
SG35393G (en) Pigment-attached phosphor
GB2238424B (en) Magnetrons
HK1005032A1 (en) Iminosilanes
GB8906867D0 (en) Becvem
GB2200242B (en) Magnetrons
GB2228009B (en) Janthinocin
GB9003724D0 (en) Toychest ii
GB8923322D0 (en) Magnetrons
GB8922144D0 (en) Magnetrons
DE69027068D1 (en) Spiropyranverbindungen
GB2238903B (en) Magnetrons
GB8822824D0 (en) Magnetrons
DE4090235D2 (en) Hauptabsperrventil
GB8904885D0 (en) Magnetron arrangements
GB9002593D0 (en) Magnetrons
EP0433835A3 (en) Dioxanylpyridines
GB8923679D0 (en) Magnetrons
GB8923417D0 (en) Rod-strip
GB8924653D0 (en) Microwave frypan
GB2242308B (en) Magnetrons
GB2207549B (en) Magnetrons
GB8908716D0 (en) Improved skipole

Legal Events

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

Effective date: 19951208