EP0421716A3 - Anode for a magnetron and method of manufacturing such an anode - Google Patents

Anode for a magnetron and method of manufacturing such an anode Download PDF

Info

Publication number
EP0421716A3
EP0421716A3 EP19900310750 EP90310750A EP0421716A3 EP 0421716 A3 EP0421716 A3 EP 0421716A3 EP 19900310750 EP19900310750 EP 19900310750 EP 90310750 A EP90310750 A EP 90310750A EP 0421716 A3 EP0421716 A3 EP 0421716A3
Authority
EP
European Patent Office
Prior art keywords
anode
magnetron
manufacturing
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.)
Withdrawn
Application number
EP19900310750
Other versions
EP0421716A2 (en
Inventor
David Bernard Fox
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
Publication of EP0421716A2 publication Critical patent/EP0421716A2/en
Publication of EP0421716A3 publication Critical patent/EP0421716A3/en
Withdrawn legal-status Critical Current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
    • H01J23/16—Circuit elements, having distributed capacitance and inductance, structurally associated with the tube and interacting with the discharge
    • H01J23/165—Manufacturing processes or apparatus therefore
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microwave Tubes (AREA)
EP19900310750 1989-10-02 1990-10-01 Anode for a magnetron and method of manufacturing such an anode Withdrawn EP0421716A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8922144 1989-10-02
GB898922144A GB8922144D0 (en) 1989-10-02 1989-10-02 Magnetrons

Publications (2)

Publication Number Publication Date
EP0421716A2 EP0421716A2 (en) 1991-04-10
EP0421716A3 true EP0421716A3 (en) 1991-08-14

Family

ID=10663915

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19900310750 Withdrawn EP0421716A3 (en) 1989-10-02 1990-10-01 Anode for a magnetron and method of manufacturing such an anode

Country Status (2)

Country Link
EP (1) EP0421716A3 (en)
GB (2) GB8922144D0 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5483123A (en) * 1993-04-30 1996-01-09 Litton Systems, Inc. High impedance anode structure for injection locked magnetron
GB9723478D0 (en) 1997-11-07 1998-01-07 Eev Ltd Magnetrons
GB2601478A (en) * 2020-11-26 2022-06-08 Teledyne Uk Ltd Magnetron

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2852720A (en) * 1953-08-12 1958-09-16 Litton Industries Inc Frequency stable magnetron
FR1391842A (en) * 1962-11-21 1965-03-12 Lignes Telegraph Telephon Improvements to anode and magnetron structures
US3861191A (en) * 1971-11-22 1975-01-21 Hitachi Ltd Method of manufacturing an article having a peripheral wall and integral thin-walled portions extending radially inwardly therefrom
JPS61214328A (en) * 1985-03-20 1986-09-24 Hitachi Ltd Magnetron anode structure
JPS6366824A (en) * 1986-09-08 1988-03-25 Toshiba Corp Magnetron for electronic oven
GB2226696A (en) * 1988-12-19 1990-07-04 Hitachi Ltd Magnetron

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB626255A (en) * 1943-06-12 1949-07-12 Sylvania Electric Prod Ultra high frequency generator of the magnetron type
GB2087143B (en) * 1980-11-10 1984-07-18 M O Valve Co Ltd Magnetrons
DE3673587D1 (en) * 1985-09-09 1990-09-27 Toshiba Kawasaki Kk MAGNETRONANODE AND THEIR PRODUCTION.

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2852720A (en) * 1953-08-12 1958-09-16 Litton Industries Inc Frequency stable magnetron
FR1391842A (en) * 1962-11-21 1965-03-12 Lignes Telegraph Telephon Improvements to anode and magnetron structures
US3861191A (en) * 1971-11-22 1975-01-21 Hitachi Ltd Method of manufacturing an article having a peripheral wall and integral thin-walled portions extending radially inwardly therefrom
JPS61214328A (en) * 1985-03-20 1986-09-24 Hitachi Ltd Magnetron anode structure
JPS6366824A (en) * 1986-09-08 1988-03-25 Toshiba Corp Magnetron for electronic oven
GB2226696A (en) * 1988-12-19 1990-07-04 Hitachi Ltd Magnetron

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 11, no. 51 (E-480)(2498) 17 February 1987, & JP-A-61 214328 (HITACHI LTD) 24 September 1986, *
PATENT ABSTRACTS OF JAPAN vol. 12, no. 291 (E-644)(3138) 9 August 1988, & JP-A-63 66824 (TOSHIBA CORP) 25 March 1988, *

Also Published As

Publication number Publication date
GB8922144D0 (en) 1989-11-15
GB9021396D0 (en) 1990-11-14
GB2238422A (en) 1991-05-29
EP0421716A2 (en) 1991-04-10

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