DE3008518C2 - Elektrode für eine Entladungslampe - Google Patents
Elektrode für eine EntladungslampeInfo
- Publication number
- DE3008518C2 DE3008518C2 DE3008518A DE3008518A DE3008518C2 DE 3008518 C2 DE3008518 C2 DE 3008518C2 DE 3008518 A DE3008518 A DE 3008518A DE 3008518 A DE3008518 A DE 3008518A DE 3008518 C2 DE3008518 C2 DE 3008518C2
- Authority
- DE
- Germany
- Prior art keywords
- electrode
- lamps
- emitting material
- lamp
- 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.)
- Expired
Links
- 239000000463 material Substances 0.000 claims description 23
- 239000003870 refractory metal Substances 0.000 claims description 7
- QKYBEKAEVQPNIN-UHFFFAOYSA-N barium(2+);oxido(oxo)alumane Chemical compound [Ba+2].[O-][Al]=O.[O-][Al]=O QKYBEKAEVQPNIN-UHFFFAOYSA-N 0.000 claims description 5
- SJPVUFMOBDBTHQ-UHFFFAOYSA-N barium(2+);dioxido(dioxo)tungsten Chemical compound [Ba+2].[O-][W]([O-])(=O)=O SJPVUFMOBDBTHQ-UHFFFAOYSA-N 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims description 4
- 229910001422 barium ion Inorganic materials 0.000 claims description 3
- 229910052715 tantalum Inorganic materials 0.000 claims description 3
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical group [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims description 3
- 230000015556 catabolic process Effects 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 4
- 229910052721 tungsten Inorganic materials 0.000 description 4
- 239000010937 tungsten Substances 0.000 description 4
- 229910052724 xenon Inorganic materials 0.000 description 4
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 4
- 229910052788 barium Inorganic materials 0.000 description 3
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 3
- 239000008188 pellet Substances 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 229910052792 caesium Inorganic materials 0.000 description 2
- TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- KOPBYBDAPCDYFK-UHFFFAOYSA-N caesium oxide Chemical compound [O-2].[Cs+].[Cs+] KOPBYBDAPCDYFK-UHFFFAOYSA-N 0.000 description 1
- 229910001942 caesium oxide Inorganic materials 0.000 description 1
- NCMHKCKGHRPLCM-UHFFFAOYSA-N caesium(1+) Chemical compound [Cs+] NCMHKCKGHRPLCM-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000010849 ion bombardment Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052756 noble gas Inorganic materials 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000005498 polishing Methods 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
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/04—Electrodes; Screens; Shields
- H01J61/06—Main electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/04—Electrodes; Screens; Shields
- H01J61/06—Main electrodes
- H01J61/067—Main electrodes for low-pressure discharge lamps
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/04—Electrodes; Screens; Shields
- H01J61/06—Main electrodes
- H01J61/067—Main electrodes for low-pressure discharge lamps
- H01J61/0675—Main electrodes for low-pressure discharge lamps characterised by the material of the electrode
- H01J61/0677—Main electrodes for low-pressure discharge lamps characterised by the material of the electrode characterised by the electron emissive material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
- H01J61/80—Lamps suitable only for intermittent operation, e.g. flash lamp
Landscapes
- Discharge Lamp (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/018,570 US4275330A (en) | 1979-03-08 | 1979-03-08 | Electric discharge lamp having a cathode with cesium metal oxide |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3008518A1 DE3008518A1 (de) | 1980-09-11 |
| DE3008518C2 true DE3008518C2 (de) | 1982-11-11 |
Family
ID=21788610
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3008518A Expired DE3008518C2 (de) | 1979-03-08 | 1980-03-06 | Elektrode für eine Entladungslampe |
| DE3050460A Expired DE3050460C2 (de) | 1979-03-08 | 1980-03-06 | Elektrische Blitzlampe |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3050460A Expired DE3050460C2 (de) | 1979-03-08 | 1980-03-06 | Elektrische Blitzlampe |
Country Status (3)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3311259A1 (de) * | 1983-03-31 | 1984-10-11 | Institut radiotechniki i elektroniki Akademii Nauk SSSR, Moskva | Katode und gasentladungsroehre, ausgefuehrt auf der basis dieser katode |
| DE19701816B4 (de) * | 1996-01-12 | 2005-06-16 | Epcos Ag | Gasgefüllte Entladungsstrecke und Überspannungsableiter |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4487589A (en) * | 1981-06-22 | 1984-12-11 | General Electric Company | Method of preparing electron emissive coatings for electric discharge devices |
| US4415835A (en) * | 1981-06-22 | 1983-11-15 | General Electric Company | Electron emissive coatings for electric discharge devices |
| JPS60218755A (ja) * | 1984-04-13 | 1985-11-01 | Hamamatsu Photonics Kk | 光源用放電管 |
| JPH0512918Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1986-07-15 | 1993-04-05 | ||
| JP2919156B2 (ja) * | 1992-03-13 | 1999-07-12 | 松下電工株式会社 | 放電ランプ用陰極 |
| US5606219A (en) * | 1992-12-25 | 1997-02-25 | Fuji Photo Film Co., Ltd. | Cathode for electronic flash tube |
| US5646483A (en) * | 1995-05-30 | 1997-07-08 | Matsushita Electronics Corporation | Discharge lamp having cesium compound |
| US6384534B1 (en) | 1999-12-17 | 2002-05-07 | General Electric Company | Electrode material for fluorescent lamps |
| JP3565137B2 (ja) * | 2000-05-26 | 2004-09-15 | ウシオ電機株式会社 | 放電ランプの製造方法および放電ランプ並びにハロゲン導入用担体 |
| ITMI20010995A1 (it) * | 2001-05-15 | 2002-11-15 | Getters Spa | Dispensatori di cesio e processo per il loro uso |
| US6825613B2 (en) * | 2002-09-12 | 2004-11-30 | Colour Star Limited | Mercury gas discharge device |
| JP5176275B2 (ja) * | 2006-01-18 | 2013-04-03 | パナソニック株式会社 | 閃光放電管用陰極材及びその陰極材を備えた閃光放電管 |
| US8362678B2 (en) * | 2008-11-27 | 2013-01-29 | Samsung Display Co., Ltd. | Lamp structure and liquid crystal display apparatus having the same |
| JP5423240B2 (ja) * | 2009-08-24 | 2014-02-19 | パナソニック株式会社 | 閃光放電管用電極及び閃光放電管 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL227293A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1957-04-29 | |||
| US2957231A (en) * | 1958-08-01 | 1960-10-25 | Gen Electric | Electrode for electric discharge device |
| DE1820400U (de) * | 1960-08-26 | 1960-10-27 | Forschungslaboratorium Heimann | Kaltkathode fuer elektronenblitzroehren. |
| GB937391A (en) * | 1962-02-14 | 1963-09-18 | Mullard Ltd | Cold-cathode glow-discharge tubes |
| US3467878A (en) * | 1966-06-27 | 1969-09-16 | Gen Electric | Electron discharge device with arrangement for replenishing emissive material on a smooth cathode surface |
| DE2059572A1 (de) * | 1970-12-03 | 1972-06-08 | Philips Patentverwaltung | Verfahren zur Herstellung von kalten Kathoden fuer Gasentladungsroehren |
| US3708710A (en) * | 1970-12-14 | 1973-01-02 | Gen Electric | Discharge lamp thermoionic cathode containing emission material |
| US3798492A (en) * | 1971-05-17 | 1974-03-19 | Itt | Emissive electrode |
| US3758809A (en) * | 1971-06-07 | 1973-09-11 | Itt | Emissive fused pellet electrode |
| JPS5080682A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-11-20 | 1975-06-30 | ||
| US3906271A (en) * | 1974-08-13 | 1975-09-16 | Itt | Ceramic cup electrode for a gas discharge device |
| US4097762A (en) * | 1975-08-14 | 1978-06-27 | International Telephone & Telegraph Corporation | Xenon arc discharge lamp having a particular electrode composition and wherein the arc discharge is obtained without heating the electrode |
| JPS5239976A (en) * | 1975-09-26 | 1977-03-28 | Iwasaki Electric Co Ltd | Sintered electrode for discharge lamp |
| JPS5842586B2 (ja) * | 1977-01-18 | 1983-09-20 | ウシオ電機株式会社 | 閃光放電灯 |
| US4152620A (en) * | 1978-06-29 | 1979-05-01 | Westinghouse Electric Corp. | High intensity vapor discharge lamp with sintering aids for electrode emission materials |
-
1979
- 1979-03-08 US US06/018,570 patent/US4275330A/en not_active Expired - Lifetime
-
1980
- 1980-02-05 JP JP1212280A patent/JPS55121260A/ja active Granted
- 1980-03-06 DE DE3008518A patent/DE3008518C2/de not_active Expired
- 1980-03-06 DE DE3050460A patent/DE3050460C2/de not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3311259A1 (de) * | 1983-03-31 | 1984-10-11 | Institut radiotechniki i elektroniki Akademii Nauk SSSR, Moskva | Katode und gasentladungsroehre, ausgefuehrt auf der basis dieser katode |
| DE19701816B4 (de) * | 1996-01-12 | 2005-06-16 | Epcos Ag | Gasgefüllte Entladungsstrecke und Überspannungsableiter |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0146989B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1989-10-12 |
| JPS55121260A (en) | 1980-09-18 |
| US4275330A (en) | 1981-06-23 |
| DE3050460C2 (de) | 1985-06-05 |
| DE3008518A1 (de) | 1980-09-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OAP | Request for examination filed | ||
| OD | Request for examination | ||
| 8172 | Supplementary division/partition in: |
Ref country code: DE Ref document number: 3050460 Format of ref document f/p: P |
|
| Q171 | Divided out to: |
Ref country code: DE Ref document number: 3050460 |
|
| D2 | Grant after examination | ||
| AH | Division in |
Ref country code: DE Ref document number: 3050460 Format of ref document f/p: P |
|
| 8339 | Ceased/non-payment of the annual fee |