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 PDFInfo
- 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- Withdrawn
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)
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EP19900310750 Withdrawn EP0421716A3 (en) | 1989-10-02 | 1990-10-01 | Anode for a magnetron and method of manufacturing such an anode |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)
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)
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)
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. |
-
1989
- 1989-10-02 GB GB898922144A patent/GB8922144D0/en active Pending
-
1990
- 1990-10-01 EP EP19900310750 patent/EP0421716A3/en not_active Withdrawn
- 1990-10-02 GB GB9021396A patent/GB2238422A/en not_active Withdrawn
Patent Citations (6)
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)
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 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU1740188A (en) | A container assembly and method of constructing such an assembly | |
DE3660878D1 (en) | Cathode for electron tube and manufacturing method thereof | |
GB2245849B (en) | Method of producing a metallic can | |
GB2206469B (en) | Method of control for a display tube with a faceplate of varying thickness and circuit arrangement for carrying out the method | |
GB8817704D0 (en) | Method of & circuit for ohmmeter calibration | |
EP0422392A3 (en) | Compound pieces of metal and rubber and method for manufacturing them | |
EP0214611A3 (en) | Anode assembly of magnetron and method of manufacturing the same | |
AU621260B2 (en) | Method of forming a metal oxide film | |
GB8921950D0 (en) | Doors and a method of manufacturing same | |
EP0430030A3 (en) | Method of forming an insulating film | |
GB2236898B (en) | A cathode for an electric gun and a method of manufacture thereof | |
GB2211459B (en) | Manufacturing method of a keyboard | |
GB2226694B (en) | Dispenser cathode and manufacturing method therefor | |
PL302210A1 (en) | Method of making a cathode assembly and cathode assembly made thereby | |
GB9312851D0 (en) | Method of manufacturing a thermionic cathode structure | |
GB2091484B (en) | Magnetron anode and a method of manufacturing the same | |
GB9021396D0 (en) | Anode for a magnetron and method of manufacturing such an anode | |
ZA90796B (en) | A method of cooking | |
GB2237453B (en) | High current feedthrough package and method of making same | |
GB2188771B (en) | Dispenser cathode and method of manufacture therefor | |
GB2225158B (en) | Manufacturing method for dispenser cathode of an electron gun | |
AU6158790A (en) | A method of and an arrangement for cooling a building | |
AU5673490A (en) | Non-uniform density projectile and method of manufacture | |
PL285284A1 (en) | Method of manufacturing barrels | |
GB8802003D0 (en) | Method of fabricating circuit |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): DE FR |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): DE FR |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19920215 |