CA1120589A - Microwave tubes incorporating rare earth magnets - Google Patents
Microwave tubes incorporating rare earth magnetsInfo
- Publication number
- CA1120589A CA1120589A CA000304780A CA304780A CA1120589A CA 1120589 A CA1120589 A CA 1120589A CA 000304780 A CA000304780 A CA 000304780A CA 304780 A CA304780 A CA 304780A CA 1120589 A CA1120589 A CA 1120589A
- Authority
- CA
- Canada
- Prior art keywords
- cathode
- magnets
- tube
- anode
- accordance
- 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
Links
- 229910052761 rare earth metal Inorganic materials 0.000 title abstract description 22
- 150000002910 rare earth metals Chemical class 0.000 title abstract description 22
- 230000004907 flux Effects 0.000 claims description 6
- 150000001869 cobalt compounds Chemical class 0.000 claims 1
- 230000005855 radiation Effects 0.000 abstract description 7
- 230000015556 catabolic process Effects 0.000 abstract description 2
- 238000006731 degradation reaction Methods 0.000 abstract description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 description 26
- 230000003993 interaction Effects 0.000 description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 7
- 229910052802 copper Inorganic materials 0.000 description 7
- 239000010949 copper Substances 0.000 description 7
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 229910000859 α-Fe Inorganic materials 0.000 description 6
- 235000013495 cobalt Nutrition 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 229910000828 alnico Inorganic materials 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 3
- 229910017052 cobalt Inorganic materials 0.000 description 3
- 239000010941 cobalt Substances 0.000 description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 3
- 238000010894 electron beam technology Methods 0.000 description 3
- 230000010355 oscillation Effects 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 229910001158 Alnico 8 Inorganic materials 0.000 description 2
- CLBRCZAHAHECKY-UHFFFAOYSA-N [Co].[Pt] Chemical compound [Co].[Pt] CLBRCZAHAHECKY-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- KFVLFWWLSIOANK-UHFFFAOYSA-N cerium cobalt Chemical compound [Co].[Co].[Co].[Co].[Co].[Ce] KFVLFWWLSIOANK-UHFFFAOYSA-N 0.000 description 2
- KPLQYGBQNPPQGA-UHFFFAOYSA-N cobalt samarium Chemical compound [Co].[Sm] KPLQYGBQNPPQGA-UHFFFAOYSA-N 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 1
- 208000036366 Sensation of pressure Diseases 0.000 description 1
- 241000024109 Spiris Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229940075630 samarium oxide Drugs 0.000 description 1
- 229910001954 samarium oxide Inorganic materials 0.000 description 1
- FKTOIHSPIPYAPE-UHFFFAOYSA-N samarium(iii) oxide Chemical compound [O-2].[O-2].[O-2].[Sm+3].[Sm+3] FKTOIHSPIPYAPE-UHFFFAOYSA-N 0.000 description 1
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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
- H01J23/08—Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
- H01J23/087—Magnetic focusing arrangements
-
- 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
Landscapes
- Microwave Tubes (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US81210077A | 1977-07-01 | 1977-07-01 | |
| US812,100 | 1985-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1120589A true CA1120589A (en) | 1982-03-23 |
Family
ID=25208501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000304780A Expired CA1120589A (en) | 1977-07-01 | 1978-06-05 | Microwave tubes incorporating rare earth magnets |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS5414151A (enrdf_load_html_response) |
| CA (1) | CA1120589A (enrdf_load_html_response) |
| DE (1) | DE2828873C2 (enrdf_load_html_response) |
| GB (1) | GB2000633B (enrdf_load_html_response) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0732265Y2 (ja) * | 1986-09-11 | 1995-07-26 | 株式会社東海理化電機製作所 | ドアミラーのミラー本体傾動調整機構 |
| GB2259605B (en) * | 1991-09-03 | 1995-04-19 | Burle Technologies | Magnetron with cooled pole piece |
| GB2259402B (en) * | 1991-09-06 | 1995-04-26 | Burle Technologies | Thermally graded filament assembly |
| CN112151342B (zh) * | 2020-10-12 | 2024-12-31 | 中国人民解放军国防科技大学 | 一种基于吉瓦级高功率微波源硬管及永磁封装的磁控管 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3781592A (en) * | 1972-06-08 | 1973-12-25 | Raytheon Co | Radial magnetized magnet |
| JPS5652425B2 (enrdf_load_html_response) * | 1973-12-27 | 1981-12-11 | ||
| JPS5836452B2 (ja) * | 1974-02-08 | 1983-08-09 | 株式会社日立製作所 | マグネトロン |
| JPS50129763A (enrdf_load_html_response) * | 1974-04-02 | 1975-10-14 | ||
| JPS5747534B2 (enrdf_load_html_response) * | 1974-07-24 | 1982-10-09 |
-
1978
- 1978-06-05 CA CA000304780A patent/CA1120589A/en not_active Expired
- 1978-06-29 GB GB7828369A patent/GB2000633B/en not_active Expired
- 1978-06-30 DE DE19782828873 patent/DE2828873C2/de not_active Expired
- 1978-06-30 JP JP7970378A patent/JPS5414151A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6211449B2 (enrdf_load_html_response) | 1987-03-12 |
| DE2828873C2 (de) | 1985-06-05 |
| DE2828873A1 (de) | 1979-01-25 |
| JPS5414151A (en) | 1979-02-02 |
| GB2000633A (en) | 1979-01-10 |
| GB2000633B (en) | 1982-02-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |