DE2139582C3 - Magnetron - Google Patents
MagnetronInfo
- Publication number
- DE2139582C3 DE2139582C3 DE2139582A DE2139582A DE2139582C3 DE 2139582 C3 DE2139582 C3 DE 2139582C3 DE 2139582 A DE2139582 A DE 2139582A DE 2139582 A DE2139582 A DE 2139582A DE 2139582 C3 DE2139582 C3 DE 2139582C3
- Authority
- DE
- Germany
- Prior art keywords
- magnetron
- piezoelectric
- transducer
- electrodes
- screen
- 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
- 239000011521 glass Substances 0.000 claims description 6
- 239000011810 insulating material Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 239000005355 lead glass Substances 0.000 claims description 4
- 239000004020 conductor Substances 0.000 claims description 3
- 229910052810 boron oxide Inorganic materials 0.000 claims description 2
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 claims description 2
- 229910000833 kovar Inorganic materials 0.000 claims description 2
- 239000011787 zinc oxide Substances 0.000 claims description 2
- 239000000470 constituent Substances 0.000 claims 3
- 230000006866 deterioration Effects 0.000 claims 2
- 238000004519 manufacturing process Methods 0.000 claims 2
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims 1
- 238000007872 degassing Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 claims 1
- 238000009413 insulation Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000013021 overheating Methods 0.000 claims 1
- 230000010287 polarization Effects 0.000 claims 1
- 230000001681 protective effect Effects 0.000 claims 1
- 239000000919 ceramic Substances 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000007770 graphite material Substances 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000004804 winding 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
- H01J23/16—Circuit elements, having distributed capacitance and inductance, structurally associated with the tube and interacting with the discharge
- H01J23/18—Resonators
- H01J23/20—Cavity resonators; Adjustment or tuning thereof
- H01J23/213—Simultaneous tuning of more than one resonator, e.g. resonant cavities of a magnetron
Landscapes
- Control Of High-Frequency Heating Circuits (AREA)
- Glass Compositions (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Microwave Tubes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3808170 | 1970-08-06 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2139582A1 DE2139582A1 (de) | 1972-02-10 |
| DE2139582B2 DE2139582B2 (de) | 1973-07-12 |
| DE2139582C3 true DE2139582C3 (de) | 1974-02-14 |
Family
ID=10401048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2139582A Expired DE2139582C3 (de) | 1970-08-06 | 1971-08-06 | Magnetron |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3727097A (OSRAM) |
| AU (1) | AU456610B2 (OSRAM) |
| CA (1) | CA947427A (OSRAM) |
| DE (1) | DE2139582C3 (OSRAM) |
| FR (1) | FR2104095A5 (OSRAM) |
| GB (1) | GB1349354A (OSRAM) |
| NL (1) | NL7110464A (OSRAM) |
| SE (1) | SE366609B (OSRAM) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4186324A (en) * | 1978-05-11 | 1980-01-29 | Schaevitz Engineering | Linear accelerometer with piezoelectric suspension |
| GB2036418B (en) * | 1978-12-05 | 1983-01-19 | English Electric Valve Co Ltd | Magnetrons |
| JPS5613719U (OSRAM) | 1979-07-13 | 1981-02-05 | ||
| FR2581254B1 (fr) * | 1985-04-30 | 1988-09-16 | Onera (Off Nat Aerospatiale) | Dephaseur en micro-ondes, notamment en ondes millimetriques, a commande piezoelectrique et antennes l'utilisant |
| FR2581255B1 (fr) * | 1985-04-30 | 1989-01-06 | Onera (Off Nat Aerospatiale) | Dephaseur en micro-ondes, notamment en ondes millimetriques, a commande piezoelectrique |
| GB2200242B (en) * | 1987-01-21 | 1990-10-24 | English Electric Valve Co Ltd | Magnetrons |
| US4906840A (en) * | 1988-01-27 | 1990-03-06 | The Board Of Trustees Of Leland Stanford Jr., University | Integrated scanning tunneling microscope |
| GB2242308B (en) * | 1990-02-06 | 1994-03-02 | Eev Ltd | Magnetrons |
| GB9002593D0 (en) * | 1990-02-06 | 1990-10-17 | Eev Ltd | Magnetrons |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2752495A (en) * | 1951-05-08 | 1956-06-26 | Rca Corp | Ferroelectric frequency control |
| US3028522A (en) * | 1954-07-12 | 1962-04-03 | Marshall C Pease | Magnetrons |
| US3087124A (en) * | 1958-05-29 | 1963-04-23 | Raytheon Co | Feedback system for reed modulated magnetrons |
| US3334261A (en) * | 1965-10-24 | 1967-08-01 | Sylvania Electric Prod | High pressure discharge device having a fill including iodine mercury and at least one rare earth metal |
| US3440565A (en) * | 1966-03-17 | 1969-04-22 | Westinghouse Electric Corp | Sensor for detection of frequency of a reed modulated magnetron |
| US3478246A (en) * | 1967-05-05 | 1969-11-11 | Litton Precision Prod Inc | Piezoelectric bimorph driven tuners for electron discharge devices |
| US3478247A (en) * | 1967-06-12 | 1969-11-11 | Litton Precision Prod Inc | Microwave tuner having a rapid tuning rate |
-
1970
- 1970-08-06 GB GB3808170A patent/GB1349354A/en not_active Expired
-
1971
- 1971-07-28 US US00166934A patent/US3727097A/en not_active Expired - Lifetime
- 1971-07-29 NL NL7110464A patent/NL7110464A/xx unknown
- 1971-08-02 AU AU31883/71A patent/AU456610B2/en not_active Expired
- 1971-08-04 SE SE09990/71A patent/SE366609B/xx unknown
- 1971-08-05 CA CA 119900 patent/CA947427A/en not_active Expired
- 1971-08-06 FR FR7128994A patent/FR2104095A5/fr not_active Expired
- 1971-08-06 DE DE2139582A patent/DE2139582C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1349354A (en) | 1974-04-03 |
| AU456610B2 (en) | 1974-12-19 |
| SE366609B (OSRAM) | 1974-04-29 |
| US3727097A (en) | 1973-04-10 |
| AU3188371A (en) | 1973-02-08 |
| NL7110464A (OSRAM) | 1972-02-08 |
| DE2139582B2 (de) | 1973-07-12 |
| CA947427A (en) | 1974-05-14 |
| DE2139582A1 (de) | 1972-02-10 |
| FR2104095A5 (OSRAM) | 1972-04-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| EHJ | Ceased/non-payment of the annual fee |