FR945030A - Appareil émetteur d'électrons - Google Patents
Appareil émetteur d'électronsInfo
- Publication number
- FR945030A FR945030A FR945030DA FR945030A FR 945030 A FR945030 A FR 945030A FR 945030D A FR945030D A FR 945030DA FR 945030 A FR945030 A FR 945030A
- Authority
- FR
- France
- Prior art keywords
- emitting device
- electron emitting
- electron
- emitting
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/50—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field
- H01J25/52—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field with an electron space having a shape that does not prevent any electron from moving completely around the cathode or guide electrode
- H01J25/58—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field with an electron space having a shape that does not prevent any electron from moving completely around the cathode or guide electrode having a number of resonators; having a composite resonator, e.g. a helix
- H01J25/587—Multi-cavity magnetrons
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US561890A US2530185A (en) | 1944-11-04 | 1944-11-04 | Electron discharge device |
Publications (1)
Publication Number | Publication Date |
---|---|
FR945030A true FR945030A (fr) | 1949-04-22 |
Family
ID=24243920
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR945030D Expired FR945030A (fr) | 1944-11-04 | 1947-04-11 | Appareil émetteur d'électrons |
Country Status (5)
Country | Link |
---|---|
US (1) | US2530185A (fr) |
BE (1) | BE472353A (fr) |
FR (1) | FR945030A (fr) |
GB (1) | GB630710A (fr) |
NL (1) | NL68023C (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL104031C (fr) * | 1953-07-24 | |||
US2840785A (en) * | 1954-06-29 | 1958-06-24 | Raytheon Mfg Co | Frequency modulated magnetrons |
US3875469A (en) * | 1972-12-20 | 1975-04-01 | Hitachi Ltd | Anode structure for magnetron |
US5146136A (en) * | 1988-12-19 | 1992-09-08 | Hitachi, Ltd. | Magnetron having identically shaped strap rings separated by a gap and connecting alternate anode vane groups |
GB9723478D0 (en) * | 1997-11-07 | 1998-01-07 | Eev Ltd | Magnetrons |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB445084A (en) * | 1934-08-21 | 1936-04-02 | Telefunken Gmbh | Improvements in or relating to electron discharge devices |
NL45040C (fr) * | 1935-02-28 | |||
US2144222A (en) * | 1935-08-15 | 1939-01-17 | Telefunken Gmbh | Electron discharge device |
US2115521A (en) * | 1936-04-30 | 1938-04-26 | Telefunken Gmbh | Magnetron |
US2243829A (en) * | 1938-11-12 | 1941-06-03 | Rca Corp | Fixed plate variable capacity condenser |
US2241976A (en) * | 1940-04-25 | 1941-05-13 | Gen Electric | High frequency apparatus |
US2408235A (en) * | 1941-12-31 | 1946-09-24 | Raytheon Mfg Co | High efficiency magnetron |
FR954569A (fr) * | 1943-02-02 | 1950-01-03 | ||
US2414084A (en) * | 1943-05-11 | 1947-01-14 | Bell Telephone Labor Inc | Tunable resonator and oscillator |
US2408903A (en) * | 1943-06-12 | 1946-10-08 | Sylvania Electric Prod | Ultra high frequency generator |
FR962864A (fr) * | 1944-02-14 | 1950-06-22 | ||
US2414085A (en) * | 1944-12-14 | 1947-01-14 | Bell Telephone Labor Inc | Oscillator |
-
0
- BE BE472353D patent/BE472353A/xx unknown
- NL NL68023D patent/NL68023C/xx active
-
1944
- 1944-11-04 US US561890A patent/US2530185A/en not_active Expired - Lifetime
-
1947
- 1947-02-20 GB GB5004/47A patent/GB630710A/en not_active Expired
- 1947-04-11 FR FR945030D patent/FR945030A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL68023C (fr) | |
BE472353A (fr) | |
US2530185A (en) | 1950-11-14 |
GB630710A (en) | 1949-10-19 |
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