GB1344415A - Magnetrons - Google Patents

Magnetrons

Info

Publication number
GB1344415A
GB1344415A GB1937472A GB1937472A GB1344415A GB 1344415 A GB1344415 A GB 1344415A GB 1937472 A GB1937472 A GB 1937472A GB 1937472 A GB1937472 A GB 1937472A GB 1344415 A GB1344415 A GB 1344415A
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
Application number
GB1937472A
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of GB1344415A publication Critical patent/GB1344415A/en
Expired 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
    • H01J23/10—Magnet systems for directing or deflecting the discharge along a desired path, e.g. a spiral path
    • 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
GB1937472A 1971-04-26 1972-04-26 Magnetrons Expired GB1344415A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46026780 1971-04-26

Publications (1)

Publication Number Publication Date
GB1344415A true GB1344415A (en) 1974-01-23

Family

ID=12202803

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1937472A Expired GB1344415A (en) 1971-04-26 1972-04-26 Magnetrons

Country Status (5)

Country Link
US (1) US3746916A (en)
DE (1) DE2220463C3 (en)
FR (1) FR2134500B1 (en)
GB (1) GB1344415A (en)
SE (1) SE372371B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3849737A (en) * 1972-12-18 1974-11-19 Hitachi Ltd Magnetron with choke structure for reducing harmonics in output
JPS5030654U (en) * 1973-07-16 1975-04-05
NL7502972A (en) * 1975-03-13 1976-09-15 Philips Nv VIBRATING CAVE MICROWAVES EQUIPPED WITH A MAGNETIC SYSTEM AND MICROWAVE INTENDED FOR A SUCH COMBINATION.
JPS5741937Y2 (en) * 1975-07-23 1982-09-14
JPS5229160A (en) * 1975-09-01 1977-03-04 Toshiba Corp Magnetron
JPS5841717Y2 (en) * 1978-10-16 1983-09-20 株式会社東芝 magnetron

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2428888A (en) * 1946-04-15 1947-10-14 Gen Electric High-frequency electric discharge device
DE1063283B (en) * 1958-06-14 1959-08-13 Mikrowellen Ges M B H Deutsche Arrangement of cooling plates for electron tubes with a metallic vessel jacket, especially magnetic field tubes
FR1285778A (en) * 1961-04-06 1962-02-23 Litton Industries Inc Magnetron
US3315121A (en) * 1961-04-27 1967-04-18 Gen Electric Crossed-field electric discharge device
US3229152A (en) * 1961-10-19 1966-01-11 Gen Electric Magnetron having evacuated discharge subassembly united with unevacuated magnetic andresonant cavity structure
US3465201A (en) * 1967-03-27 1969-09-02 Philips Corp Magnetron casing
US3562579A (en) * 1968-06-11 1971-02-09 Nippon Electric Co Electron discharge device employing inexpensive permanent magnets if significantly reduced size
NL6811762A (en) * 1968-08-17 1970-02-19

Also Published As

Publication number Publication date
US3746916A (en) 1973-07-17
DE2220463A1 (en) 1972-11-09
DE2220463C3 (en) 1975-09-25
FR2134500B1 (en) 1976-06-11
FR2134500A1 (en) 1972-12-08
SE372371B (en) 1974-12-16
DE2220463B2 (en) 1975-02-20

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
435 Patent endorsed 'licences of right' on the date specified (sect. 35/1949)
PCNP Patent ceased through non-payment of renewal fee