GB892535A - Travelling wave electron tube apparatus - Google Patents
Travelling wave electron tube apparatusInfo
- Publication number
- GB892535A GB892535A GB21711/58A GB2171158A GB892535A GB 892535 A GB892535 A GB 892535A GB 21711/58 A GB21711/58 A GB 21711/58A GB 2171158 A GB2171158 A GB 2171158A GB 892535 A GB892535 A GB 892535A
- Authority
- GB
- United Kingdom
- Prior art keywords
- helix
- tube
- metal
- cathode
- output waveguide
- 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
- 239000002184 metal Substances 0.000 abstract 6
- 229910052751 metal Inorganic materials 0.000 abstract 6
- 239000000919 ceramic Substances 0.000 abstract 2
- 230000008602 contraction Effects 0.000 abstract 2
- 150000002500 ions Chemical class 0.000 abstract 2
- 239000000696 magnetic material Substances 0.000 abstract 2
- 229910052594 sapphire Inorganic materials 0.000 abstract 2
- 239000010980 sapphire Substances 0.000 abstract 2
- 229910001369 Brass Inorganic materials 0.000 abstract 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract 1
- 229910000570 Cupronickel Inorganic materials 0.000 abstract 1
- 229910000990 Ni alloy Inorganic materials 0.000 abstract 1
- 229910045601 alloy Inorganic materials 0.000 abstract 1
- 239000000956 alloy Substances 0.000 abstract 1
- 239000010951 brass Substances 0.000 abstract 1
- 238000005219 brazing Methods 0.000 abstract 1
- 239000010949 copper Substances 0.000 abstract 1
- 229910052802 copper Inorganic materials 0.000 abstract 1
- YOCUPQPZWBBYIX-UHFFFAOYSA-N copper nickel Chemical compound [Ni].[Cu] YOCUPQPZWBBYIX-UHFFFAOYSA-N 0.000 abstract 1
- 230000004048 modification Effects 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 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
-
- 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
- H01J23/36—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy
- H01J23/40—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy to or from the interaction circuit
- H01J23/42—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy to or from the interaction circuit the interaction circuit being a helix or a helix-derived slow-wave structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
- H01J25/36—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field
- H01J25/38—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field the forward travelling wave being utilised
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
- H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
- H01J25/36—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field
- H01J25/40—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field the backward travelling wave being utilised
Landscapes
- Microwave Tubes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US673818A US2991391A (en) | 1957-07-24 | 1957-07-24 | Electron beam discharge apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB892535A true GB892535A (en) | 1962-03-28 |
Family
ID=24704229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB21711/58A Expired GB892535A (en) | 1957-07-24 | 1958-07-07 | Travelling wave electron tube apparatus |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2991391A (de) |
| DE (2) | DE1291420B (de) |
| FR (1) | FR1207882A (de) |
| GB (1) | GB892535A (de) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3070725A (en) * | 1958-03-17 | 1962-12-25 | Eitel Mccullough Inc | Travelling wave amplifier |
| US3172004A (en) * | 1960-06-17 | 1965-03-02 | Sperry Rand Corp | Depressed collector operation of electron beam device |
| NL282676A (de) * | 1961-08-31 | |||
| US3328628A (en) * | 1961-11-27 | 1967-06-27 | Nippon Electric Co | Electron tube employing a relatively long electron beam and getter material disposedat the collector |
| GB1066644A (en) * | 1963-07-12 | 1967-04-26 | Matsushita Electronics Corp | Hermetic window construction of waveguide for extremely high frequency electronic tubes |
| US3283200A (en) * | 1963-12-12 | 1966-11-01 | Varian Associates | High frequency electron discharge device having improved permanent magnetic focusing |
| US3363137A (en) * | 1963-12-30 | 1968-01-09 | Varian Associates | High frequency electron discharge device having structural portions of a binary copper-iron alloy with 0.4 to 4.5% by weight of iron |
| US3372297A (en) * | 1964-09-28 | 1968-03-05 | Varian Associates | High frequency electron discharge devices and thermionic cathodes having improved (cvd) refractory insulation coated heater wires |
| US3387167A (en) * | 1964-11-06 | 1968-06-04 | Varian Associates | Linear beam microwave tube having pole caps providing a tapered magnetic field along the beam axis |
| US3383543A (en) * | 1964-12-21 | 1968-05-14 | Raytheon Co | Gridded ion-drain electrode structure for traveling wave devices |
| DE2422884C2 (de) * | 1974-05-11 | 1983-06-16 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Halterung für die Elektroden eines Elektronenstrahl-Erzeugungssystems innerhalb der Vakuumhülle einer Mikrowellenröhre |
| FR2630257A1 (fr) * | 1988-04-19 | 1989-10-20 | Thomson Csf | Tube a onde progressive comportant un dispositif de couplage entre sa ligne a retard et des circuits hyperfrequences externes |
| US8642959B2 (en) * | 2007-10-29 | 2014-02-04 | Micron Technology, Inc. | Method and system of performing three-dimensional imaging using an electron microscope |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2284733A (en) * | 1939-02-02 | 1942-06-02 | Rca Corp | Electron discharge device |
| NL61321C (de) * | 1939-09-13 | |||
| US2392379A (en) * | 1941-11-28 | 1946-01-08 | Sperry Gyroscope Co Inc | High frequency electron discharge apparatus |
| US2584802A (en) * | 1947-01-18 | 1952-02-05 | Rca Corp | Very high-frequency electron tube |
| FR967662A (fr) * | 1948-06-04 | 1950-11-09 | Csf | Perfectionnements aux tubes à propagation d'onde |
| US2801361A (en) * | 1948-12-10 | 1957-07-30 | Bell Telephone Labor Inc | High frequency amplifier |
| US2758245A (en) * | 1950-12-14 | 1956-08-07 | Varian Associates | Beam type electronic tube |
| US2707758A (en) * | 1950-12-19 | 1955-05-03 | Sperry Corp | Travelling wave tube |
| US2758242A (en) * | 1951-03-13 | 1956-08-07 | Sperry Rand Corp | Travelling wave tubes |
| US2752523A (en) * | 1951-05-15 | 1956-06-26 | Int Standard Electric Corp | Electron discharge apparatus |
| NL93297C (de) * | 1951-12-29 | |||
| DE936882C (de) * | 1952-03-09 | 1955-12-22 | Telefunken Gmbh | Ankopplungsanordnung |
| BE528213A (de) * | 1952-04-08 | 1900-01-01 | ||
| US2758244A (en) * | 1952-06-02 | 1956-08-07 | Rca Corp | Electron beam tubes |
| US2708727A (en) * | 1952-06-12 | 1955-05-17 | Bell Telephone Labor Inc | Helix coupling arrangements |
| US2812468A (en) * | 1952-12-30 | 1957-11-05 | Bell Telephone Labor Inc | Spatial harmonic traveling wave tube |
| BE528454A (de) * | 1953-04-29 | |||
| US2836758A (en) * | 1953-10-12 | 1958-05-27 | Varian Associates | Electron discharge device |
| US2813990A (en) * | 1953-12-30 | 1957-11-19 | Bell Telephone Labor Inc | Electron beam discharge device |
| DE1063720B (de) * | 1954-05-22 | 1959-08-20 | Telefunken Gmbh | Elektrische Entladungsroehre nach dem Lauffeldprinzip |
| US2817039A (en) * | 1954-10-18 | 1957-12-17 | Hughes Aircraft Co | Cathode support |
| US2925508A (en) * | 1955-07-28 | 1960-02-16 | Sperry Rand Corp | Electron beam focusing structure |
| NL210816A (de) * | 1955-09-22 |
-
1957
- 1957-07-24 US US673818A patent/US2991391A/en not_active Expired - Lifetime
-
1958
- 1958-07-07 GB GB21711/58A patent/GB892535A/en not_active Expired
- 1958-07-22 FR FR1207882D patent/FR1207882A/fr not_active Expired
- 1958-07-22 DE DEV17751A patent/DE1291420B/de active Pending
- 1958-07-22 DE DEV14741A patent/DE1291419B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1291420B (de) | 1969-03-27 |
| FR1207882A (fr) | 1960-02-19 |
| DE1291419B (de) | 1969-03-27 |
| US2991391A (en) | 1961-07-04 |
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