FR2929045B1 - Magnetron - Google Patents

Magnetron

Info

Publication number
FR2929045B1
FR2929045B1 FR0951797A FR0951797A FR2929045B1 FR 2929045 B1 FR2929045 B1 FR 2929045B1 FR 0951797 A FR0951797 A FR 0951797A FR 0951797 A FR0951797 A FR 0951797A FR 2929045 B1 FR2929045 B1 FR 2929045B1
Authority
FR
France
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.)
Active
Application number
FR0951797A
Other languages
English (en)
Other versions
FR2929045A1 (fr
Inventor
Robert Charles Wilson
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
e2v Technologies UK 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 e2v Technologies UK Ltd filed Critical e2v Technologies UK Ltd
Publication of FR2929045A1 publication Critical patent/FR2929045A1/fr
Application granted granted Critical
Publication of FR2929045B1 publication Critical patent/FR2929045B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
FR0951797A 2008-03-20 2009-03-20 Magnetron Active FR2929045B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0805277.1A GB2458509B (en) 2008-03-20 2008-03-20 Magnetron

Publications (2)

Publication Number Publication Date
FR2929045A1 FR2929045A1 (fr) 2009-09-25
FR2929045B1 true FR2929045B1 (fr) 2013-05-17

Family

ID=39386593

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0951797A Active FR2929045B1 (fr) 2008-03-20 2009-03-20 Magnetron

Country Status (5)

Country Link
US (1) US8129911B2 (fr)
JP (1) JP5415130B2 (fr)
CN (1) CN101540259B (fr)
FR (1) FR2929045B1 (fr)
GB (1) GB2458509B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2478990A (en) * 2010-03-26 2011-09-28 E2V Tech Magnetron with high gfrequency cathode heater power supply
GB201005450D0 (en) 2010-03-31 2010-05-19 E2V Tech Uk Ltd Magnetron
GB2489220B (en) * 2011-03-17 2018-02-07 E2V Tech (Uk) Limited Magnetron
CN103378390B (zh) 2012-04-20 2018-04-10 恩智浦美国有限公司 微波适配器及相关的振荡器系统
CN106373840B (zh) * 2016-08-31 2018-05-08 兰州空间技术物理研究所 一种用于空心阴极的石墨触持极

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2815467A (en) * 1954-12-23 1957-12-03 Varian Associates High frequency tube
GB825566A (en) * 1957-04-02 1959-12-16 Gen Electric Improvements relating to magnetrons
JPS5546623B2 (fr) * 1972-09-01 1980-11-25
JPH0760641B2 (ja) * 1985-02-06 1995-06-28 新日本無線株式会社 マグネトロン用陰極
JPH0752626B2 (ja) * 1985-10-25 1995-06-05 株式会社東芝 電子レンジ用マグネトロン
JPH04294033A (ja) * 1991-03-25 1992-10-19 New Japan Radio Co Ltd マグネトロン用陰極
US5216327A (en) * 1991-12-19 1993-06-01 Raytheon Company Magnetron coaxial adaptor having a cap which fits over the magnetron output antenna
JP3148033B2 (ja) * 1993-02-02 2001-03-19 松下電子工業株式会社 マグネトロン装置の製造方法
US5572092A (en) * 1993-06-01 1996-11-05 Communications And Power Industries, Inc. High frequency vacuum tube with closely spaced cathode and non-emissive grid
US5861716A (en) * 1995-02-20 1999-01-19 Hitachi, Ltd. Magnetron having a cathode mount with a grooved recess for securely receiving a cathode filament
JP4286406B2 (ja) * 1999-02-10 2009-07-01 新日本無線株式会社 マグネトロン用陰極
US6132565A (en) * 1999-10-01 2000-10-17 Taiwan Semiconductor Manufacturing Company, Ltd Magnetron assembly equipped with traversing magnets and method of using
JP2002124195A (ja) * 2000-08-10 2002-04-26 Sanyo Electric Co Ltd マグネトロン
JP3902480B2 (ja) * 2002-01-29 2007-04-04 三洋電機株式会社 マグネトロン及びマグネトロンの製造方法
KR100863253B1 (ko) * 2002-12-06 2008-10-15 삼성전자주식회사 마그네트론과 전자렌지 및 고주파가열기
KR100700554B1 (ko) 2005-12-30 2007-03-28 엘지전자 주식회사 마그네트론

Also Published As

Publication number Publication date
FR2929045A1 (fr) 2009-09-25
US8129911B2 (en) 2012-03-06
GB2458509B (en) 2012-06-13
GB2458509A (en) 2009-09-23
CN101540259A (zh) 2009-09-23
GB0805277D0 (en) 2008-04-30
JP5415130B2 (ja) 2014-02-12
US20090236991A1 (en) 2009-09-24
JP2009231291A (ja) 2009-10-08
CN101540259B (zh) 2014-02-19

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