GB2261319B - Vacuum envelope for a magnetron - Google Patents

Vacuum envelope for a magnetron

Info

Publication number
GB2261319B
GB2261319B GB9123849A GB9123849A GB2261319B GB 2261319 B GB2261319 B GB 2261319B GB 9123849 A GB9123849 A GB 9123849A GB 9123849 A GB9123849 A GB 9123849A GB 2261319 B GB2261319 B GB 2261319B
Authority
GB
United Kingdom
Prior art keywords
magnetron
vacuum envelope
envelope
vacuum
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
GB9123849A
Other versions
GB2261319A (en
GB9123849D0 (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
Priority to GB9123849A priority Critical patent/GB2261319B/en
Publication of GB9123849D0 publication Critical patent/GB9123849D0/en
Priority to DE19924237592 priority patent/DE4237592A1/de
Priority to FR9213478A priority patent/FR2683676A1/en
Publication of GB2261319A publication Critical patent/GB2261319A/en
Application granted granted Critical
Publication of GB2261319B publication Critical patent/GB2261319B/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
    • H01J23/36—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy
    • H01J23/40—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy to or from the interaction circuit
    • H01J23/44—Rod-type coupling devices
GB9123849A 1991-11-09 1991-11-09 Vacuum envelope for a magnetron Expired - Fee Related GB2261319B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB9123849A GB2261319B (en) 1991-11-09 1991-11-09 Vacuum envelope for a magnetron
DE19924237592 DE4237592A1 (en) 1991-11-09 1992-11-06
FR9213478A FR2683676A1 (en) 1991-11-09 1992-11-09 VACUUM ENVELOPE FOR MAGNETRON.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9123849A GB2261319B (en) 1991-11-09 1991-11-09 Vacuum envelope for a magnetron

Publications (3)

Publication Number Publication Date
GB9123849D0 GB9123849D0 (en) 1992-01-02
GB2261319A GB2261319A (en) 1993-05-12
GB2261319B true GB2261319B (en) 1994-11-16

Family

ID=10704367

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9123849A Expired - Fee Related GB2261319B (en) 1991-11-09 1991-11-09 Vacuum envelope for a magnetron

Country Status (3)

Country Link
DE (1) DE4237592A1 (en)
FR (1) FR2683676A1 (en)
GB (1) GB2261319B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2386748B (en) 2002-03-16 2006-02-08 Marconi Applied Techn Ltd Magnetron arrangements

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB641489A (en) * 1946-10-03 1950-08-16 British Thomson Houston Co Ltd Improvements in and relating to magnetrons
GB644853A (en) * 1945-05-12 1950-10-18 British Thomson Houston Co Ltd High frequency electrical apparatus
GB1194020A (en) * 1966-11-21 1970-06-10 Bolomar Tic Inc Formerly Techn Improved magnetron structure for use in microwave cooking apparatus
US4060750A (en) * 1975-05-13 1977-11-29 Tokyo Shibaura Electric Co., Ltd. Compact magnetron with small axial length and slot antenna output attached thereto
US4105913A (en) * 1975-08-11 1978-08-08 Sanyo Electric Co., Ltd. Core magnetron and method of manufacturing permanent magnets therefor with low gas emission
US4331935A (en) * 1979-08-13 1982-05-25 Brunswick Corporation Tuning apparatus for a radio frequency power device
EP0264127A2 (en) * 1986-10-16 1988-04-20 Matsushita Electric Industrial Co., Ltd. Magnetron device

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB644853A (en) * 1945-05-12 1950-10-18 British Thomson Houston Co Ltd High frequency electrical apparatus
GB641489A (en) * 1946-10-03 1950-08-16 British Thomson Houston Co Ltd Improvements in and relating to magnetrons
GB1194020A (en) * 1966-11-21 1970-06-10 Bolomar Tic Inc Formerly Techn Improved magnetron structure for use in microwave cooking apparatus
US4060750A (en) * 1975-05-13 1977-11-29 Tokyo Shibaura Electric Co., Ltd. Compact magnetron with small axial length and slot antenna output attached thereto
US4105913A (en) * 1975-08-11 1978-08-08 Sanyo Electric Co., Ltd. Core magnetron and method of manufacturing permanent magnets therefor with low gas emission
US4331935A (en) * 1979-08-13 1982-05-25 Brunswick Corporation Tuning apparatus for a radio frequency power device
EP0264127A2 (en) * 1986-10-16 1988-04-20 Matsushita Electric Industrial Co., Ltd. Magnetron device

Also Published As

Publication number Publication date
FR2683676A1 (en) 1993-05-14
GB2261319A (en) 1993-05-12
DE4237592A1 (en) 1993-05-13
GB9123849D0 (en) 1992-01-02

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Legal Events

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

Effective date: 19951109