DE69731374D1 - Niederdruckentladunglampe - Google Patents
NiederdruckentladunglampeInfo
- Publication number
- DE69731374D1 DE69731374D1 DE69731374T DE69731374T DE69731374D1 DE 69731374 D1 DE69731374 D1 DE 69731374D1 DE 69731374 T DE69731374 T DE 69731374T DE 69731374 T DE69731374 T DE 69731374T DE 69731374 D1 DE69731374 D1 DE 69731374D1
- Authority
- DE
- Germany
- Prior art keywords
- low pressure
- discharge lamp
- pressure discharge
- lamp
- low
- 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 - Fee Related
Links
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
- 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
- H01J61/02—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
- H01J61/09—Hollow cathodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/36—Seals between parts of vessels; Seals for leading-in conductors; Leading-in conductors
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US764700 | 1985-08-12 | ||
US08/764,700 US5905339A (en) | 1995-12-29 | 1996-12-04 | Gas discharge lamp having an electrode with a low heat capacity tip |
PCT/IB1997/001344 WO1998025295A1 (en) | 1996-12-04 | 1997-10-27 | Low-pressure discharge lamp |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69731374D1 true DE69731374D1 (de) | 2004-12-02 |
DE69731374T2 DE69731374T2 (de) | 2005-11-10 |
Family
ID=25071505
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69731374T Expired - Fee Related DE69731374T2 (de) | 1996-12-04 | 1997-10-27 | Niederdruckentladunglampe |
Country Status (6)
Country | Link |
---|---|
US (1) | US5905339A (de) |
EP (1) | EP0883895B1 (de) |
JP (1) | JP2000504482A (de) |
CN (1) | CN1139101C (de) |
DE (1) | DE69731374T2 (de) |
WO (1) | WO1998025295A1 (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5917285A (en) * | 1996-07-24 | 1999-06-29 | Georgia Tech Research Corporation | Apparatus and method for reducing operating voltage in gas discharge devices |
US6300722B1 (en) * | 1997-11-05 | 2001-10-09 | Jorge M. Parra | Non-thermionic ballast-free energy-efficient light-producing gas discharge system and method |
US6411041B1 (en) * | 1999-06-02 | 2002-06-25 | Jorge M. Parra | Non-thermionic fluorescent lamps and lighting systems |
US6465971B1 (en) * | 1999-06-02 | 2002-10-15 | Jorge M. Parra | Plastic “trofer” and fluorescent lighting system |
US6384534B1 (en) * | 1999-12-17 | 2002-05-07 | General Electric Company | Electrode material for fluorescent lamps |
DE10062974A1 (de) * | 2000-12-16 | 2002-06-20 | Philips Corp Intellectual Pty | Hochdruckgasentladungslampe und Verfahren zu ihrer Herstellung |
DE10242241A1 (de) * | 2002-09-12 | 2004-03-25 | Philips Intellectual Property & Standards Gmbh | Niederdruckgasentladungslampe mit Ba TiO3-ähnlichen Elektronen-Ermittersubstanzen |
US6921878B2 (en) * | 2003-02-04 | 2005-07-26 | Ado Enterprise Co., Ltd. | Warmth-keeping structure of cold cathode lamp |
JP2005209382A (ja) | 2004-01-20 | 2005-08-04 | Sony Corp | 放電灯および放電灯用電極 |
DE102004004655A1 (de) * | 2004-01-29 | 2005-08-18 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Niederdruckentladungslampe |
WO2007033247A2 (en) * | 2005-09-14 | 2007-03-22 | Littelfuse, Inc. | Gas-filled surge arrester, activating compound, ignition stripes and method therefore |
GB0523478D0 (en) * | 2005-11-18 | 2005-12-28 | Lg Philips Displays B V | Improvements in and relating to electrodes |
US7893617B2 (en) * | 2006-03-01 | 2011-02-22 | General Electric Company | Metal electrodes for electric plasma discharge devices |
DE102007021384A1 (de) * | 2007-05-04 | 2008-11-13 | Neon Products Lichttechnik Gmbh | Elektrode für Niederdruckentladungslichtquellen sowie Niederdruckentladungslichtquelle |
CN104091740A (zh) * | 2014-01-24 | 2014-10-08 | 朱惠冲 | 高强度稀土钼管冷阴极及其制备工艺 |
JP6691317B2 (ja) * | 2015-10-06 | 2020-04-28 | ウシオ電機株式会社 | ショートアーク型放電ランプ |
CN117383950B (zh) * | 2023-12-11 | 2024-03-05 | 中国航发北京航空材料研究院 | 用于镍基高温合金脱硫的非钙质耐火材料坩埚及制备方法 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1990192A (en) * | 1930-10-09 | 1935-02-05 | Gen Electric | Glow discharge tube for emitting ultraviolet rays |
US2433218A (en) * | 1945-06-12 | 1947-12-23 | Herzog Carl | Cold cathode fluorescent lamp |
NL91686C (de) * | 1951-11-01 | |||
US2840751A (en) * | 1953-05-28 | 1958-06-24 | Westinghouse Electric Corp | Electrode coating composition and electrode for cold cathode gas discharge lamp |
US4031426A (en) * | 1974-07-10 | 1977-06-21 | International Telephone And Telegraph Corporation | Emissive coating for electrodes |
US3953376A (en) * | 1974-07-10 | 1976-04-27 | International Telephone And Telegraph Corporation | Method for preparing emissive coating for electrodes |
US4210840A (en) * | 1978-12-12 | 1980-07-01 | Westinghouse Electric Corp. | HID Lamp emission material |
DE2951741C2 (de) * | 1978-12-29 | 1984-05-30 | Mitsubishi Denki K.K., Tokio/Tokyo | Elektrode für eine Entladungslampe |
NL8003216A (nl) * | 1980-06-03 | 1982-01-04 | Philips Nv | Hogedrukontladingslamp. |
JPH0773001B2 (ja) * | 1985-10-18 | 1995-08-02 | 東芝ライテック株式会社 | 投光光源装置 |
US4866339A (en) * | 1987-12-21 | 1989-09-12 | Gte Laboratories Incorporated | Beam mode fluorescent lamp |
JPH04174951A (ja) * | 1990-07-19 | 1992-06-23 | Tokyo Densoku Kk | 放電管 |
US5111108A (en) * | 1990-12-14 | 1992-05-05 | Gte Products Corporation | Vapor discharge device with electron emissive material |
US5387837A (en) * | 1992-03-27 | 1995-02-07 | U.S. Philips Corporation | Low-pressure discharge lamp and luminaire provided with such a lamp |
US5675214A (en) * | 1994-09-21 | 1997-10-07 | U.S. Philips Corporation | Low-pressure discharge lamp having hollow electrodes |
JP3762434B2 (ja) * | 1994-11-08 | 2006-04-05 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 低圧放電ランプ |
-
1996
- 1996-12-04 US US08/764,700 patent/US5905339A/en not_active Expired - Fee Related
-
1997
- 1997-10-27 EP EP97945037A patent/EP0883895B1/de not_active Expired - Lifetime
- 1997-10-27 JP JP10525385A patent/JP2000504482A/ja not_active Abandoned
- 1997-10-27 CN CNB971933472A patent/CN1139101C/zh not_active Expired - Fee Related
- 1997-10-27 DE DE69731374T patent/DE69731374T2/de not_active Expired - Fee Related
- 1997-10-27 WO PCT/IB1997/001344 patent/WO1998025295A1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
CN1214797A (zh) | 1999-04-21 |
EP0883895A1 (de) | 1998-12-16 |
WO1998025295A1 (en) | 1998-06-11 |
JP2000504482A (ja) | 2000-04-11 |
DE69731374T2 (de) | 2005-11-10 |
EP0883895B1 (de) | 2004-10-27 |
US5905339A (en) | 1999-05-18 |
CN1139101C (zh) | 2004-02-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |