DE2415152C3 - - Google Patents
Info
- Publication number
- DE2415152C3 DE2415152C3 DE19742415152 DE2415152A DE2415152C3 DE 2415152 C3 DE2415152 C3 DE 2415152C3 DE 19742415152 DE19742415152 DE 19742415152 DE 2415152 A DE2415152 A DE 2415152A DE 2415152 C3 DE2415152 C3 DE 2415152C3
- Authority
- DE
- Germany
- Prior art keywords
- cathode
- arrangement
- heat
- screen
- emitting part
- 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
- 239000011888 foil Substances 0.000 claims description 15
- 229910052751 metal Inorganic materials 0.000 claims description 10
- 239000002184 metal Substances 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 8
- 230000005855 radiation Effects 0.000 claims description 8
- 238000004804 winding Methods 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 6
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 5
- 229910052750 molybdenum Inorganic materials 0.000 claims description 5
- 239000011733 molybdenum Substances 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 3
- 229910052715 tantalum Inorganic materials 0.000 claims description 3
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 3
- 229910052758 niobium Inorganic materials 0.000 claims description 2
- 239000010955 niobium Substances 0.000 claims description 2
- GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 claims description 2
- 229910052702 rhenium Inorganic materials 0.000 claims description 2
- WUAPFZMCVAUBPE-UHFFFAOYSA-N rhenium atom Chemical compound [Re] WUAPFZMCVAUBPE-UHFFFAOYSA-N 0.000 claims description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 2
- 229910052721 tungsten Inorganic materials 0.000 claims description 2
- 239000010937 tungsten Substances 0.000 claims description 2
- 210000002268 wool Anatomy 0.000 claims 2
- 241001465754 Metazoa Species 0.000 claims 1
- 241001605695 Pareronia Species 0.000 claims 1
- 239000003990 capacitor Substances 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 claims 1
- 239000012212 insulator Substances 0.000 claims 1
- 230000007257 malfunction Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 238000004382 potting Methods 0.000 claims 1
- 108090000623 proteins and genes Proteins 0.000 claims 1
- 239000000463 material Substances 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 210000002445 nipple Anatomy 0.000 description 1
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US34915673 | 1973-04-09 | ||
| US00349156A US3814974A (en) | 1973-04-09 | 1973-04-09 | Cathode gun device |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2415152A1 DE2415152A1 (de) | 1974-11-21 |
| DE2415152B2 DE2415152B2 (de) | 1975-07-31 |
| DE2415152C3 true DE2415152C3 (forum.php) | 1976-03-11 |
Family
ID=23371139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2415152A Granted DE2415152B2 (de) | 1973-04-09 | 1974-03-29 | Kathodenanordnung für eine Wanderfeldröhre |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3814974A (forum.php) |
| JP (1) | JPS503568A (forum.php) |
| DE (1) | DE2415152B2 (forum.php) |
| FR (1) | FR2224868B1 (forum.php) |
| GB (1) | GB1424167A (forum.php) |
| NL (1) | NL163665C (forum.php) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51112166A (en) * | 1975-03-27 | 1976-10-04 | Matsushita Electric Ind Co Ltd | Impregnated cathode |
| JPS5458344A (en) * | 1977-10-19 | 1979-05-11 | Hitachi Ltd | Thermal electron radiation cathode |
| JPS5574032A (en) * | 1978-11-29 | 1980-06-04 | Nec Corp | Indirectly-heated cathode |
| GB2176337B (en) * | 1985-06-04 | 1990-02-14 | English Electric Valve Co Ltd | Metal vapour laser apparatus |
| US5202910A (en) * | 1990-08-28 | 1993-04-13 | North American Philips Corporation | Anode for arc discharge devices |
| US10825634B2 (en) * | 2019-02-21 | 2020-11-03 | Varex Imaging Corporation | X-ray tube emitter |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2899591A (en) * | 1959-08-11 | Electrical heating device | ||
| US2391927A (en) * | 1944-01-08 | 1946-01-01 | Standard Telephones Cables Ltd | Electron discharge device |
| US2518879A (en) * | 1945-02-03 | 1950-08-15 | Kenneth J Germeshausen | Hydrogen thyratron |
| US2577239A (en) * | 1949-09-12 | 1951-12-04 | Eitel Mccullough Inc | Cathode and heater structure for electron tubes |
| US2888592A (en) * | 1954-07-22 | 1959-05-26 | Gen Electric | Cathode structure |
| US3204140A (en) * | 1961-07-10 | 1965-08-31 | Gen Electric | Hot cathode electron tube |
-
1973
- 1973-04-09 US US00349156A patent/US3814974A/en not_active Expired - Lifetime
-
1974
- 1974-03-22 GB GB1297974A patent/GB1424167A/en not_active Expired
- 1974-03-27 NL NL7404189.A patent/NL163665C/xx not_active IP Right Cessation
- 1974-03-29 FR FR7411219A patent/FR2224868B1/fr not_active Expired
- 1974-03-29 DE DE2415152A patent/DE2415152B2/de active Granted
- 1974-04-09 JP JP49039568A patent/JPS503568A/ja active Pending
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