GB9409925D0 - Electron beam tubes - Google Patents
Electron beam tubesInfo
- Publication number
- GB9409925D0 GB9409925D0 GB9409925A GB9409925A GB9409925D0 GB 9409925 D0 GB9409925 D0 GB 9409925D0 GB 9409925 A GB9409925 A GB 9409925A GB 9409925 A GB9409925 A GB 9409925A GB 9409925 D0 GB9409925 D0 GB 9409925D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- electron beam
- beam tubes
- tubes
- electron
- 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.)
- Granted
Links
- 238000010894 electron beam technology Methods 0.000 title 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
- H01J23/005—Cooling methods or arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/02—Tubes with electron stream modulated in velocity or density in a modulator zone and thereafter giving up energy in an inducing zone, the zones being associated with one or more resonators
- H01J25/04—Tubes having one or more resonators, without reflection of the electron stream, and in which the modulation produced in the modulator zone is mainly density modulation, e.g. Heaff tube
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB939310832A GB9310832D0 (en) | 1993-05-26 | 1993-05-26 | Electron beam tubes |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9409925D0 true GB9409925D0 (en) | 1994-07-06 |
GB2278495A GB2278495A (en) | 1994-11-30 |
GB2278495B GB2278495B (en) | 1996-08-21 |
Family
ID=10736141
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB939310832A Pending GB9310832D0 (en) | 1993-05-26 | 1993-05-26 | Electron beam tubes |
GB9409925A Expired - Fee Related GB2278495B (en) | 1993-05-26 | 1994-05-18 | Electron beam tubes |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB939310832A Pending GB9310832D0 (en) | 1993-05-26 | 1993-05-26 | Electron beam tubes |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPH0746420A (en) |
CN (1) | CN1098817A (en) |
DE (1) | DE4417803A1 (en) |
FR (1) | FR2705829B1 (en) |
GB (2) | GB9310832D0 (en) |
IT (1) | IT1266836B1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2292001B (en) * | 1994-08-03 | 1998-04-22 | Eev Ltd | Electron beam tubes |
JP5975722B2 (en) * | 2012-05-09 | 2016-08-23 | 三菱電機株式会社 | Electron gun and electron tube |
CN104599924B (en) * | 2014-12-24 | 2017-10-10 | 中国电子科技集团公司第十二研究所 | A kind of multistage interacting system helix TWT |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3626336A (en) * | 1970-04-13 | 1971-12-07 | Varian Associates | Heat dissipating structure for cavity resonator tuning actuator |
US3800182A (en) * | 1973-01-10 | 1974-03-26 | Varian Associates | Heat transfer duct |
US3876901A (en) * | 1973-12-03 | 1975-04-08 | Varian Associates | Microwave beam tube having an improved fluid cooled main body |
JPS63126142A (en) * | 1986-11-17 | 1988-05-30 | Toshiba Corp | Gyrotron device |
JPH05250996A (en) * | 1992-03-04 | 1993-09-28 | Nec Corp | Forcedly air-cooled type travelling wave tube |
-
1993
- 1993-05-26 GB GB939310832A patent/GB9310832D0/en active Pending
-
1994
- 1994-05-18 GB GB9409925A patent/GB2278495B/en not_active Expired - Fee Related
- 1994-05-20 DE DE4417803A patent/DE4417803A1/en not_active Withdrawn
- 1994-05-24 JP JP6109690A patent/JPH0746420A/en not_active Withdrawn
- 1994-05-25 IT IT94TO000428A patent/IT1266836B1/en active IP Right Grant
- 1994-05-26 FR FR9406366A patent/FR2705829B1/en not_active Expired - Fee Related
- 1994-05-26 CN CN94105141.2A patent/CN1098817A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
GB2278495B (en) | 1996-08-21 |
DE4417803A1 (en) | 1994-12-01 |
IT1266836B1 (en) | 1997-01-21 |
GB2278495A (en) | 1994-11-30 |
ITTO940428A1 (en) | 1995-11-25 |
FR2705829A1 (en) | 1994-12-02 |
FR2705829B1 (en) | 1998-02-27 |
GB9310832D0 (en) | 1993-07-14 |
CN1098817A (en) | 1995-02-15 |
JPH0746420A (en) | 1995-02-14 |
ITTO940428A0 (en) | 1994-05-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19980518 |