AT110360B - Verfahren zur Herstellung von äquipotentiellen Glühkathoden. - Google Patents
Verfahren zur Herstellung von äquipotentiellen Glühkathoden.Info
- Publication number
- AT110360B AT110360B AT110360DA AT110360B AT 110360 B AT110360 B AT 110360B AT 110360D A AT110360D A AT 110360DA AT 110360 B AT110360 B AT 110360B
- Authority
- AT
- Austria
- Prior art keywords
- cathode
- metal
- equipotential
- coating
- heating element
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 10
- 238000004519 manufacturing process Methods 0.000 title description 10
- 229910052751 metal Inorganic materials 0.000 claims description 32
- 239000002184 metal Substances 0.000 claims description 32
- 239000011810 insulating material Substances 0.000 claims description 12
- 239000005995 Aluminium silicate Substances 0.000 claims description 7
- 235000012211 aluminium silicate Nutrition 0.000 claims description 7
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 7
- 238000005507 spraying Methods 0.000 claims description 5
- 238000000151 deposition Methods 0.000 claims description 3
- 229910010293 ceramic material Inorganic materials 0.000 claims 1
- 239000011248 coating agent Substances 0.000 description 25
- 238000000576 coating method Methods 0.000 description 25
- 238000010438 heat treatment Methods 0.000 description 23
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 13
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 11
- 239000012212 insulator Substances 0.000 description 10
- 229910052721 tungsten Inorganic materials 0.000 description 10
- 239000010937 tungsten Substances 0.000 description 10
- 238000009413 insulation Methods 0.000 description 8
- 229910052759 nickel Inorganic materials 0.000 description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 238000010304 firing Methods 0.000 description 4
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 3
- 239000004927 clay Substances 0.000 description 3
- 238000007598 dipping method Methods 0.000 description 3
- 239000006072 paste Substances 0.000 description 3
- 229910052697 platinum Inorganic materials 0.000 description 3
- 239000000725 suspension Substances 0.000 description 3
- 239000011324 bead Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- 229910052573 porcelain Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 235000019484 Rapeseed oil Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 238000009388 chemical precipitation Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 239000010433 feldspar Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- BDAGIHXWWSANSR-NJFSPNSNSA-N hydroxyformaldehyde Chemical compound O[14CH]=O BDAGIHXWWSANSR-NJFSPNSNSA-N 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 235000013547 stew Nutrition 0.000 description 1
- 229910000018 strontium carbonate Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/08—Manufacture of heaters for indirectly-heated cathodes
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Solid Thermionic Cathode (AREA)
- Measuring Oxygen Concentration In Cells (AREA)
- Microwave Tubes (AREA)
- Resistance Heating (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB17046/26A GB278787A (en) | 1926-07-07 | 1926-07-07 | Improvements in or relating to thermionic cathodes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT110360B true AT110360B (de) | 1928-08-10 |
Family
ID=10088278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT110360D AT110360B (de) | 1926-07-07 | 1927-06-22 | Verfahren zur Herstellung von äquipotentiellen Glühkathoden. |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2075910A (en, 2012) |
| AT (1) | AT110360B (en, 2012) |
| DE (1) | DE583836C (en, 2012) |
| FR (1) | FR637133A (en, 2012) |
| GB (1) | GB278787A (en, 2012) |
| NL (1) | NL33511C (en, 2012) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE741396C (de) * | 1937-07-17 | 1943-11-10 | Sueddeutsche Telefon App Kabel | Verfahren zur Herstellung von isolierten gewendelten Heizdraehten fuer indirekt geheizte Kathoden |
| DE745678C (de) * | 1932-01-17 | 1944-11-30 | Indirekt geheizte Kathode fuer Braunsche Roehren |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2609590A (en) * | 1952-09-09 | Method of manufacturing a | ||
| DE760248C (de) * | 1933-11-08 | 1953-10-19 | Georg Seibt Nachf Dr | Indirekt geheizte Kathode fuer Kathodenstrahlroehren |
| US2543439A (en) * | 1945-05-02 | 1951-02-27 | Edward A Coomes | Method of manufacturing coated elements for electron tubes |
| NL69250C (en, 2012) * | 1946-03-05 | |||
| US2632083A (en) * | 1950-12-01 | 1953-03-17 | Luz E Shaffer | Thermostatically heated limit switch |
| US2900554A (en) * | 1951-06-01 | 1959-08-18 | Rca Corp | Sleeve for indirectly heated cathode |
| BE514762A (en, 2012) * | 1951-10-11 | |||
| US2711390A (en) * | 1952-11-18 | 1955-06-21 | Sylvania Electric Prod | Method of making composite thermionically emissive cathode material |
| DE1099086B (de) * | 1954-03-31 | 1961-02-09 | Siemens Ag | Verfahren zur Herstellung einer Isolierschicht fuer Heizer von mittelbar geheizten Kathoden |
| US2932759A (en) * | 1954-07-21 | 1960-04-12 | Univ Minnesota | Vacuum tube |
| US3066042A (en) * | 1959-11-27 | 1962-11-27 | Engelhard Ind Inc | Method of coating metal |
| US3206329A (en) * | 1962-01-08 | 1965-09-14 | Gen Electric | Insulation coating for indirectly heated cathode heaters |
| US3175118A (en) * | 1962-05-28 | 1965-03-23 | Gen Electric | Low power heater |
| US3581144A (en) * | 1969-03-27 | 1971-05-25 | Gen Electric | Metal-clad insulated electrical heater |
-
0
- NL NL33511D patent/NL33511C/xx active
-
1926
- 1926-07-07 GB GB17046/26A patent/GB278787A/en not_active Expired
-
1927
- 1927-06-22 AT AT110360D patent/AT110360B/de active
- 1927-06-22 DE DEM100147D patent/DE583836C/de not_active Expired
- 1927-06-24 US US201184A patent/US2075910A/en not_active Expired - Lifetime
- 1927-07-06 FR FR637133D patent/FR637133A/fr not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE745678C (de) * | 1932-01-17 | 1944-11-30 | Indirekt geheizte Kathode fuer Braunsche Roehren | |
| DE741396C (de) * | 1937-07-17 | 1943-11-10 | Sueddeutsche Telefon App Kabel | Verfahren zur Herstellung von isolierten gewendelten Heizdraehten fuer indirekt geheizte Kathoden |
Also Published As
| Publication number | Publication date |
|---|---|
| FR637133A (fr) | 1928-04-24 |
| GB278787A (en) | 1927-10-07 |
| US2075910A (en) | 1937-04-06 |
| NL33511C (en, 2012) | |
| DE583836C (de) | 1933-09-18 |
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