BE830061A - Electrode pour lampe a decharge - Google Patents
Electrode pour lampe a dechargeInfo
- Publication number
- BE830061A BE830061A BE157183A BE157183A BE830061A BE 830061 A BE830061 A BE 830061A BE 157183 A BE157183 A BE 157183A BE 157183 A BE157183 A BE 157183A BE 830061 A BE830061 A BE 830061A
- Authority
- BE
- Belgium
- Prior art keywords
- electrode
- discharge lamp
- lamp
- discharge
- Prior art date
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
- H01J61/073—Main electrodes for high-pressure discharge lamps
- H01J61/0732—Main electrodes for high-pressure discharge lamps characterised by the construction of the electrode
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NLAANVRAGE7407813,A NL175480C (nl) | 1974-06-12 | 1974-06-12 | Elektrode voor een ontladingslamp, werkwijze voor de vervaardiging van een dergelijke elektrode en ontladingslamp voorzien van een dergelijke elektrode. |
Publications (1)
Publication Number | Publication Date |
---|---|
BE830061A true BE830061A (fr) | 1975-12-10 |
Family
ID=19821527
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE157183A BE830061A (fr) | 1974-06-12 | 1975-06-10 | Electrode pour lampe a decharge |
Country Status (13)
Country | Link |
---|---|
US (1) | US4002940A (it) |
JP (1) | JPS5745026B2 (it) |
AT (1) | AT353355B (it) |
BE (1) | BE830061A (it) |
BR (1) | BR7503624A (it) |
CA (1) | CA1029079A (it) |
DE (1) | DE2524768C2 (it) |
ES (1) | ES438388A1 (it) |
FR (1) | FR2275023A1 (it) |
GB (1) | GB1490158A (it) |
HU (1) | HU179274B (it) |
IT (1) | IT1038803B (it) |
NL (1) | NL175480C (it) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1053518A (en) * | 1976-06-30 | 1979-05-01 | Frederick J. Marsee | Internal combustion engine with emission control |
US4340836A (en) * | 1978-09-11 | 1982-07-20 | General Electric Company | Electrode for miniature high pressure metal halide lamp |
US4275329A (en) * | 1978-12-29 | 1981-06-23 | General Electric Company | Electrode with overwind for miniature metal vapor lamp |
JPS5598434A (en) * | 1979-01-22 | 1980-07-26 | Toshiba Corp | Electrode for discharge tube |
JPS592145B2 (ja) * | 1979-10-01 | 1984-01-17 | 株式会社東芝 | 短弧光放電灯 |
GB2079036A (en) * | 1980-06-20 | 1982-01-13 | Gen Electric | Electron emitting coating in metal halide arc lamp |
FR2498372A1 (fr) * | 1981-01-16 | 1982-07-23 | Thomson Csf | Cathode a chauffage direct, son procede de fabrication, et tube electronique incorporant une telle cathode |
JPS58108622A (ja) * | 1981-12-21 | 1983-06-28 | 三菱電機株式会社 | 真空開閉器用電極材料 |
DE3373591D1 (en) * | 1982-12-30 | 1987-10-15 | Philips Nv | High-pressure sodium discharge lamp |
DE3300449A1 (de) * | 1983-01-08 | 1984-07-12 | Philips Patentverwaltung Gmbh, 2000 Hamburg | Verfahren zur herstellung einer elektrode fuer eine hochdruckgasentladungslampe |
CA1255746A (en) * | 1983-06-09 | 1989-06-13 | George J. English | Single-ended metal halide discharge lamps and process of manufacture |
US4766348A (en) * | 1983-06-09 | 1988-08-23 | Gte Products Corporation | Single-ended metal halogen lamp and fabrication process employing ionization potential selection of additive gases |
US4528478A (en) * | 1983-06-09 | 1985-07-09 | Gte Products Corporation | Single-ended metal halide discharge lamp with minimal color separation |
US4822312A (en) * | 1983-12-05 | 1989-04-18 | Gte Products Corporation | Electrode for high intensity discharge lamps |
HU191305B (en) * | 1984-03-29 | 1987-02-27 | Tungsram Rt,Hu | High pressure sodium or metal halogen lamp for dc operation |
US4924135A (en) * | 1988-07-18 | 1990-05-08 | Vapor Technologies Inc. | Electrode for vapor deposition and vapor-deposition method using same |
EP0381279B1 (en) * | 1989-02-01 | 1994-03-30 | Koninklijke Philips Electronics N.V. | High-pressure gas discharge lamp |
DE9415217U1 (de) * | 1994-09-21 | 1996-01-25 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 81543 München | Hochdruckentladungslampe |
CN1118854C (zh) * | 1996-03-22 | 2003-08-20 | 皇家菲利浦电子有限公司 | 高压金属卤化物灯 |
US6492772B1 (en) * | 1999-02-10 | 2002-12-10 | Matsushita Electric Industrial Co., Ltd. | High pressure discharge lamp, high pressure discharge lamp electrode, method of producing the high pressure discharge lamp electrode, and illumination device and image display apparatus respectively using the high pressure discharge lamps |
US6705914B2 (en) | 2000-04-18 | 2004-03-16 | Matsushita Electric Industrial Co., Ltd. | Method of forming spherical electrode surface for high intensity discharge lamp |
DE10062974A1 (de) * | 2000-12-16 | 2002-06-20 | Philips Corp Intellectual Pty | Hochdruckgasentladungslampe und Verfahren zu ihrer Herstellung |
US6659829B2 (en) | 2002-01-09 | 2003-12-09 | Federal-Mogul World Wide, Inc. | Single-ended halogen lamp with IR coating and method of making the same |
WO2007026288A2 (en) * | 2005-09-02 | 2007-03-08 | Philips Intellectual Property & Standards Gmbh | High-pressure gas discharge lamp |
US20100301737A1 (en) * | 2009-05-26 | 2010-12-02 | Alex Mann | Low work function electrode |
JP5881741B2 (ja) * | 2011-12-20 | 2016-03-09 | 株式会社東芝 | タングステン合金、およびそれを用いたタングステン合金部品、放電ランプ、送信管並びにマグネトロン |
US20130224504A1 (en) * | 2012-02-24 | 2013-08-29 | Henry H. Thayer | Method for coating a substrate |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2725498A (en) * | 1952-06-25 | 1955-11-29 | Westinghouse Electric Corp | Disc seal for electron gaseous discharge device |
NL269416A (it) * | 1960-09-21 | |||
US3590242A (en) * | 1969-06-12 | 1971-06-29 | Gen Electric | Making fused thorium carbide-tungsten cathodes for electron guns |
-
1974
- 1974-06-12 NL NLAANVRAGE7407813,A patent/NL175480C/xx not_active IP Right Cessation
-
1975
- 1975-05-21 GB GB21805/75A patent/GB1490158A/en not_active Expired
- 1975-06-04 DE DE2524768A patent/DE2524768C2/de not_active Expired
- 1975-06-06 US US05/584,614 patent/US4002940A/en not_active Expired - Lifetime
- 1975-06-09 BR BR4643/75D patent/BR7503624A/pt unknown
- 1975-06-09 AT AT437175A patent/AT353355B/de not_active IP Right Cessation
- 1975-06-09 JP JP50069437A patent/JPS5745026B2/ja not_active Expired
- 1975-06-09 IT IT24154/75A patent/IT1038803B/it active
- 1975-06-10 ES ES438388A patent/ES438388A1/es not_active Expired
- 1975-06-10 BE BE157183A patent/BE830061A/xx not_active IP Right Cessation
- 1975-06-11 CA CA229,064A patent/CA1029079A/en not_active Expired
- 1975-06-11 HU HU75PI475A patent/HU179274B/hu not_active IP Right Cessation
- 1975-06-12 FR FR7518365A patent/FR2275023A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS517777A (it) | 1976-01-22 |
US4002940A (en) | 1977-01-11 |
JPS5745026B2 (it) | 1982-09-25 |
NL175480C (nl) | 1984-11-01 |
FR2275023B1 (it) | 1978-05-19 |
DE2524768A1 (de) | 1976-01-02 |
AT353355B (de) | 1979-11-12 |
ES438388A1 (es) | 1977-01-16 |
IT1038803B (it) | 1979-11-30 |
NL7407813A (nl) | 1975-12-16 |
NL175480B (nl) | 1984-06-01 |
BR7503624A (pt) | 1976-06-22 |
HU179274B (en) | 1982-09-28 |
DE2524768C2 (de) | 1983-01-27 |
FR2275023A1 (fr) | 1976-01-09 |
ATA437175A (de) | 1979-04-15 |
GB1490158A (en) | 1977-10-26 |
CA1029079A (en) | 1978-04-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: N.V. PHILIPS'GLOEILAMPENFABRIEKEN Effective date: 19910630 |