EP0887840A3 - Metal halide lamp with ceramic discharge vessel - Google Patents
Metal halide lamp with ceramic discharge vessel Download PDFInfo
- Publication number
- EP0887840A3 EP0887840A3 EP98110523A EP98110523A EP0887840A3 EP 0887840 A3 EP0887840 A3 EP 0887840A3 EP 98110523 A EP98110523 A EP 98110523A EP 98110523 A EP98110523 A EP 98110523A EP 0887840 A3 EP0887840 A3 EP 0887840A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- halide lamp
- discharge vessel
- metal halide
- ceramic discharge
- ceramic
- 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.)
- Granted
Links
- 239000000919 ceramic Substances 0.000 title abstract 2
- 229910001507 metal halide Inorganic materials 0.000 title abstract 2
- 150000005309 metal halides Chemical class 0.000 title abstract 2
- 239000011195 cermet Substances 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 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
- H01J61/36—Seals between parts of vessels; Seals for leading-in conductors; Leading-in conductors
- H01J61/361—Seals between parts of vessel
- H01J61/363—End-disc seals or plug seals
-
- 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
- H01J9/38—Exhausting, degassing, filling, or cleaning vessels
- H01J9/395—Filling vessels
-
- 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
- H01J9/40—Closing vessels
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/82—Lamps with high-pressure unconstricted discharge having a cold pressure > 400 Torr
- H01J61/827—Metal halide arc lamps
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
- Discharge Lamps And Accessories Thereof (AREA)
Abstract
Zumindest bei einem Ende (6a) der Metallhalogenidlampe mit keramischem Entladungsgefäß besteht der Stopfen (11) aus mindestens vier axial angeordneten Schichten aus Cermet, deren Metallgehalt von innen nach außen zunimmt. Die äußerste Schicht ist mit der Durchführung (9) verschweißt. At least at one end (6a) of the metal halide lamp with ceramic discharge vessel, the stopper (11) consists of at least four axially arranged layers of cermet, the metal content of which increases from the inside to the outside. The outermost layer is welded to the bushing (9).
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19727428A DE19727428A1 (en) | 1997-06-27 | 1997-06-27 | Metal halide lamp with ceramic discharge tube |
DE19727428 | 1997-06-27 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0887840A2 EP0887840A2 (en) | 1998-12-30 |
EP0887840A3 true EP0887840A3 (en) | 1999-03-24 |
EP0887840B1 EP0887840B1 (en) | 2003-02-19 |
Family
ID=7833874
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP98110523A Expired - Lifetime EP0887840B1 (en) | 1997-06-27 | 1998-06-09 | Metal halide lamp with ceramic discharge vessel |
Country Status (8)
Country | Link |
---|---|
US (1) | US6194832B1 (en) |
EP (1) | EP0887840B1 (en) |
JP (1) | JPH1173919A (en) |
CN (1) | CN1149626C (en) |
AT (1) | ATE233018T1 (en) |
CA (1) | CA2241656A1 (en) |
DE (2) | DE19727428A1 (en) |
HU (1) | HU221365B1 (en) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3736710B2 (en) * | 1997-09-08 | 2006-01-18 | ウシオ電機株式会社 | Electric introduction for tube |
DE60010967T2 (en) * | 1999-04-06 | 2005-06-09 | Ushiodenki K.K. | Lamp sealing with a dependent gradient |
DE19957561A1 (en) * | 1999-11-30 | 2001-05-31 | Philips Corp Intellectual Pty | High-pressure gas discharge lamp has two tungsten electrodes, each on holder in electrode chamber and with diameter less than 500 microns, at least one electrode completely within chamber |
AU745886B2 (en) * | 1999-12-20 | 2002-04-11 | Toshiba Lighting & Technology Corporation | A high-pressure metal halide A.C. discharge lamp and a lighting apparatus using the lamp |
EP1271614B1 (en) * | 2001-06-27 | 2005-09-21 | Matsushita Electric Industrial Co., Ltd. | Metal Halide Lamp |
DE10214777A1 (en) * | 2002-04-03 | 2003-10-16 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Metal halide lamp with ceramic discharge tube |
WO2004049390A2 (en) * | 2002-11-25 | 2004-06-10 | Philips Intellectual Property & Standards Gmbh | Ceramic disharge vessel with an end part tightening coating layer |
DE60331467D1 (en) * | 2002-11-25 | 2010-04-08 | Philips Intellectual Property | CALIPER GAS DISCHARGE LAMP AND METHOD OF MANUFACTURE |
JP4741843B2 (en) * | 2002-11-25 | 2011-08-10 | 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 | Clear end-closing member with feedthrough |
US7525252B2 (en) * | 2002-12-27 | 2009-04-28 | General Electric Company | Sealing tube material for high pressure short-arc discharge lamps |
DE102004014211A1 (en) * | 2004-03-23 | 2005-10-13 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Incandescent lamp with carbide-containing filament |
DE102004015467B4 (en) * | 2004-03-26 | 2007-12-27 | W.C. Heraeus Gmbh | Electrode system with a current feed through a ceramic component |
WO2005109471A2 (en) * | 2004-05-10 | 2005-11-17 | Koninklijke Philips Electronics N.V. | High-pressure discharge lamp with a closing member comprising a cermet |
JP2008518390A (en) * | 2004-10-25 | 2008-05-29 | 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 | Discharge lamp |
JP4454527B2 (en) * | 2005-03-31 | 2010-04-21 | 日本碍子株式会社 | Arc tube and high pressure discharge lamp |
JP2006283077A (en) * | 2005-03-31 | 2006-10-19 | Ngk Insulators Ltd | Compound object |
US7852006B2 (en) * | 2005-06-30 | 2010-12-14 | General Electric Company | Ceramic lamp having molybdenum-rhenium end cap and systems and methods therewith |
DE102005058895A1 (en) * | 2005-12-09 | 2007-06-14 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | metal halide |
DE102005058897A1 (en) * | 2005-12-09 | 2007-06-14 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | metal halide |
DE102005058896A1 (en) * | 2005-12-09 | 2007-06-14 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | High pressure discharge lamp with ceramic discharge vessel |
DE102007044629A1 (en) * | 2007-09-19 | 2009-04-02 | Osram Gesellschaft mit beschränkter Haftung | High pressure discharge lamp |
CN100570810C (en) * | 2008-11-19 | 2009-12-16 | 宁波亚茂照明电器有限公司 | Ceramic metal halide lamp arc tube |
JP5927676B2 (en) | 2010-04-02 | 2016-06-01 | フィリップス ライティング ホールディング ビー ヴィ | Ceramic metal halide lamp with feedthrough with iridium wire |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3148981A (en) * | 1961-04-21 | 1964-09-15 | Nat Beryllia Corp | Metal-oxide gradient ceramic bodies |
US4155758A (en) * | 1975-12-09 | 1979-05-22 | Thorn Electrical Industries Limited | Lamps and discharge devices and materials therefor |
US4400647A (en) * | 1981-08-24 | 1983-08-23 | North American Philips Consumer Electronics Corp. | Cathode structure for cathode ray tubes and method |
US4404492A (en) * | 1981-08-24 | 1983-09-13 | North American Philips Consumer Electronics Corp. | Cathode structure for cathode ray tubes and method for producing same |
US4881009A (en) * | 1983-12-05 | 1989-11-14 | Gte Products Corporation | Electrode for high intensity discharge lamps |
EP0650184A1 (en) * | 1992-07-09 | 1995-04-26 | Toto Ltd. | Structure of sealing part of arc tube and method of manufacturing the same |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4602956A (en) | 1984-12-17 | 1986-07-29 | North American Philips Lighting Corporation | Cermet composites, process for producing them and arc tube incorporating them |
DE3636110A1 (en) * | 1986-10-23 | 1988-04-28 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | MELTING DOWN A HIGH PRESSURE DISCHARGE LAMP |
US5404078A (en) | 1991-08-20 | 1995-04-04 | Patent-Treuhand-Gesellschaft Fur Elektrische Gluhlampen Mbh | High-pressure discharge lamp and method of manufacture |
DE9112690U1 (en) | 1991-10-11 | 1991-12-05 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München | High pressure discharge lamp |
US5742123A (en) * | 1992-07-09 | 1998-04-21 | Toto Ltd. | Sealing structure for light-emitting bulb assembly and method of manufacturing same |
ES2150433T3 (en) | 1992-09-08 | 2000-12-01 | Koninkl Philips Electronics Nv | HIGH PRESSURE DISCHARGE LAMP. |
EP0609477B1 (en) | 1993-02-05 | 1999-05-06 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Ceramic discharge vessel for high-pressure lamps, method of manufacturing same, and related sealing material |
US5861714A (en) * | 1997-06-27 | 1999-01-19 | Osram Sylvania Inc. | Ceramic envelope device, lamp with such a device, and method of manufacture of such devices |
-
1997
- 1997-06-27 DE DE19727428A patent/DE19727428A1/en not_active Withdrawn
-
1998
- 1998-06-09 AT AT98110523T patent/ATE233018T1/en not_active IP Right Cessation
- 1998-06-09 EP EP98110523A patent/EP0887840B1/en not_active Expired - Lifetime
- 1998-06-09 DE DE59807230T patent/DE59807230D1/en not_active Expired - Fee Related
- 1998-06-23 US US09/103,364 patent/US6194832B1/en not_active Expired - Fee Related
- 1998-06-26 CA CA002241656A patent/CA2241656A1/en not_active Abandoned
- 1998-06-26 CN CNB981151256A patent/CN1149626C/en not_active Expired - Fee Related
- 1998-06-26 HU HU9801468A patent/HU221365B1/en not_active IP Right Cessation
- 1998-06-29 JP JP10182327A patent/JPH1173919A/en active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3148981A (en) * | 1961-04-21 | 1964-09-15 | Nat Beryllia Corp | Metal-oxide gradient ceramic bodies |
US4155758A (en) * | 1975-12-09 | 1979-05-22 | Thorn Electrical Industries Limited | Lamps and discharge devices and materials therefor |
US4400647A (en) * | 1981-08-24 | 1983-08-23 | North American Philips Consumer Electronics Corp. | Cathode structure for cathode ray tubes and method |
US4404492A (en) * | 1981-08-24 | 1983-09-13 | North American Philips Consumer Electronics Corp. | Cathode structure for cathode ray tubes and method for producing same |
US4881009A (en) * | 1983-12-05 | 1989-11-14 | Gte Products Corporation | Electrode for high intensity discharge lamps |
EP0650184A1 (en) * | 1992-07-09 | 1995-04-26 | Toto Ltd. | Structure of sealing part of arc tube and method of manufacturing the same |
Also Published As
Publication number | Publication date |
---|---|
EP0887840B1 (en) | 2003-02-19 |
JPH1173919A (en) | 1999-03-16 |
US6194832B1 (en) | 2001-02-27 |
HU9801468D0 (en) | 1998-08-28 |
DE19727428A1 (en) | 1999-01-07 |
HUP9801468A3 (en) | 2001-02-28 |
CN1204857A (en) | 1999-01-13 |
EP0887840A2 (en) | 1998-12-30 |
DE59807230D1 (en) | 2003-03-27 |
CN1149626C (en) | 2004-05-12 |
HU221365B1 (en) | 2002-09-28 |
CA2241656A1 (en) | 1998-12-27 |
HUP9801468A2 (en) | 1999-01-28 |
ATE233018T1 (en) | 2003-03-15 |
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