EP0917179A3 - Composant d'électrode pour lampes à décharge - Google Patents

Composant d'électrode pour lampes à décharge Download PDF

Info

Publication number
EP0917179A3
EP0917179A3 EP98117203A EP98117203A EP0917179A3 EP 0917179 A3 EP0917179 A3 EP 0917179A3 EP 98117203 A EP98117203 A EP 98117203A EP 98117203 A EP98117203 A EP 98117203A EP 0917179 A3 EP0917179 A3 EP 0917179A3
Authority
EP
European Patent Office
Prior art keywords
electrode component
discharge lamps
electrode
realized
produced
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.)
Withdrawn
Application number
EP98117203A
Other languages
German (de)
English (en)
Other versions
EP0917179A2 (fr
Inventor
Bernhard Dr. Altmann
Alfred-Georg Dr. Gahn
Dietmar Illig
Peter Dr. Schade
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Osram GmbH
Original Assignee
Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH filed Critical Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
Publication of EP0917179A2 publication Critical patent/EP0917179A2/fr
Publication of EP0917179A3 publication Critical patent/EP0917179A3/fr
Withdrawn legal-status Critical Current

Links

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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Discharge Lamp (AREA)
EP98117203A 1997-11-11 1998-09-09 Composant d'électrode pour lampes à décharge Withdrawn EP0917179A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19749908 1997-11-11
DE19749908A DE19749908A1 (de) 1997-11-11 1997-11-11 Elektrodenbauteil für Entladungslampen

Publications (2)

Publication Number Publication Date
EP0917179A2 EP0917179A2 (fr) 1999-05-19
EP0917179A3 true EP0917179A3 (fr) 1999-05-26

Family

ID=7848357

Family Applications (1)

Application Number Title Priority Date Filing Date
EP98117203A Withdrawn EP0917179A3 (fr) 1997-11-11 1998-09-09 Composant d'électrode pour lampes à décharge

Country Status (6)

Country Link
US (1) US6211615B1 (fr)
EP (1) EP0917179A3 (fr)
JP (1) JPH11219683A (fr)
CA (1) CA2247221A1 (fr)
DE (1) DE19749908A1 (fr)
HU (1) HUP9802612A3 (fr)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000306546A (ja) * 1999-04-21 2000-11-02 Ushio Inc ショートアーク放電ランプ
JP2005108435A (ja) * 1999-06-30 2005-04-21 Hamamatsu Photonics Kk フラッシュランプ
DE20005764U1 (de) 2000-03-30 2000-06-08 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Kurzbogenlampe
JP4512968B2 (ja) * 2000-08-03 2010-07-28 ウシオ電機株式会社 ショートアーク型高圧放電ランプ
DE10048187A1 (de) * 2000-09-28 2002-04-11 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Entladungslampe für dielektrisch behinderte Entladungen mit Stützelementen zwischen einer Bodenplatte und einer Deckenplatte
JP2004521474A (ja) * 2001-06-25 2004-07-15 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 高圧ガス放電ランプおよび高圧ガス放電ランプの製造方法
DE10204925A1 (de) * 2002-02-07 2003-08-21 Philips Intellectual Property Quecksilberfreie Hochdruckgasentladungslampe
WO2004105082A2 (fr) * 2003-05-26 2004-12-02 Philips Intellectual Property & Standards Gmbh Electrode depourvue de thorium, presentant une meilleure stabilite de la couleur
JP4259282B2 (ja) * 2003-11-07 2009-04-30 ウシオ電機株式会社 高圧放電ランプ
DE10360545A1 (de) * 2003-12-22 2005-07-14 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Elektrode für eine Hochdruckentladungslampe
JP4714418B2 (ja) * 2004-03-02 2011-06-29 ウシオ電機株式会社 放電ランプ
JP2005285676A (ja) * 2004-03-30 2005-10-13 Nippon Tungsten Co Ltd 放電灯用電極
CN1985346A (zh) * 2004-07-09 2007-06-20 皇家飞利浦电子股份有限公司 高强度放电灯的电极
US20060049762A1 (en) * 2004-09-03 2006-03-09 Koch Mark E Night-vision illumination lamp
US7176632B2 (en) * 2005-03-15 2007-02-13 Osram Sylvania Inc. Slotted electrode for high intensity discharge lamp
DE102005013759A1 (de) * 2005-03-22 2006-09-28 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Lampe mit Stromzuführung und Elektrode
DE102005035190A1 (de) * 2005-07-27 2007-02-01 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Haltestab
JP2007095665A (ja) * 2005-09-02 2007-04-12 Sony Corp ショートアーク型高圧放電電極、ショートアーク型高圧放電管、ショートアーク型高圧放電光源装置、及びそれらの各製造方法
US7652415B2 (en) * 2005-10-20 2010-01-26 General Electric Company Electrode materials for electric lamps and methods of manufacture thereof
US7633226B2 (en) * 2005-11-30 2009-12-15 General Electric Company Electrode materials for electric lamps and methods of manufacture thereof
DE202006002833U1 (de) 2006-02-22 2006-05-04 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Hochdruckentladungslampe mit keramischem Entladungsgefäß
JP4830638B2 (ja) * 2006-05-29 2011-12-07 ウシオ電機株式会社 高圧放電ランプ
US20080075619A1 (en) * 2006-09-27 2008-03-27 Laxmappa Hosamani Method for making molybdenum parts using metal injection molding
KR100847483B1 (ko) 2006-12-19 2008-07-22 엘지전자 주식회사 방전램프
JP4993478B2 (ja) * 2007-03-23 2012-08-08 株式会社オーク製作所 放電ランプ及びその電極の製造方法
JP2009187693A (ja) * 2008-02-04 2009-08-20 Ushio Inc ショートアーク型高圧放電ランプ
DE102008062677A1 (de) * 2008-12-17 2010-06-24 Osram Gesellschaft mit beschränkter Haftung Entladungslampe
JP4706779B2 (ja) * 2008-12-19 2011-06-22 ウシオ電機株式会社 超高圧水銀ランプ
JP4974064B2 (ja) * 2009-07-14 2012-07-11 ウシオ電機株式会社 ショートアーク型放電ランプ
TWI412057B (zh) * 2009-07-14 2013-10-11 Ushio Electric Inc Short arc discharge lamp
JP5278420B2 (ja) * 2010-12-20 2013-09-04 ウシオ電機株式会社 ショートアーク型放電ランプ
CN102832100A (zh) * 2011-06-16 2012-12-19 卢志宇 高强度气体放电灯结构
WO2013113049A1 (fr) * 2012-01-31 2013-08-08 Plansee Se Électrode composite en tungstène
JP5800922B2 (ja) * 2012-02-15 2015-10-28 株式会社東芝 放電ランプ用カソード部品
JP5939429B2 (ja) * 2012-03-29 2016-06-22 岩崎電気株式会社 ショートアーク型水銀ランプ
CN106881463B (zh) * 2015-12-21 2019-06-28 成都虹波实业股份有限公司 一种筒状或杯状钨钼制品的制造方法
AT15459U1 (de) * 2016-04-11 2017-09-15 Plansee Se Anode
AT17391U1 (de) * 2020-07-31 2022-03-15 Plansee Se Hochtemperaturkomponente

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3248586A (en) * 1961-11-27 1966-04-26 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Discharge lamp electrode
US3248591A (en) * 1961-11-10 1966-04-26 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Discharge lamp electrode with integral cooling means
US3303377A (en) * 1962-08-17 1967-02-07 Philips Corp High pressure electric discharge tube
US3621322A (en) * 1968-09-12 1971-11-16 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh High-pressure compact arc lamp with electrodes containing tantalum carbide
US3911309A (en) * 1972-09-18 1975-10-07 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Electrode comprising a porous sintered body
GB2034106A (en) * 1978-09-07 1980-05-29 Tokyo Shibaura Electric Co Sintered electrode for discharge lamps
JPH01161653A (ja) * 1987-12-18 1989-06-26 Toshiba Corp ショートアーク放電灯
US5210463A (en) * 1990-03-15 1993-05-11 Patent Treuhand Gesellschaft Fur Elektrische Gluhlampen M.B.H. Metal halide low-power high-pressure discharge lamp

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4113480A (en) 1976-12-09 1978-09-12 Cabot Corporation Method of injection molding powder metal parts
US4479074A (en) * 1982-09-02 1984-10-23 North American Philips Lighting Corp. High intensity vapor discharge lamp with sintering aids for electrode emission materials
US4765950A (en) 1987-10-07 1988-08-23 Risi Industries, Inc. Process for fabricating parts from particulate material
DE4031117A1 (de) 1990-10-02 1992-04-09 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Hochdruckentladungslampe und verfahren zur herstellung der lampe
US5033939A (en) 1990-10-29 1991-07-23 Megamet Industries Method of forming shaped components from mixtures of thermosetting binders and powders having a desired chemistry
DE4442161C1 (de) * 1994-11-27 1996-03-07 Bayerische Metallwerke Gmbh Verfahren zur Herstellung eines Formteils
DE19527348A1 (de) * 1995-07-26 1997-01-30 Wolfram Ind Mbh Ges Elektrode mit Kühlkörper
DE19626624C2 (de) 1996-07-02 2003-04-10 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Verfahren zur Herstellung einer Hochdruckentladungslampe und Hochdruckentladungslampe

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3248591A (en) * 1961-11-10 1966-04-26 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Discharge lamp electrode with integral cooling means
US3248586A (en) * 1961-11-27 1966-04-26 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Discharge lamp electrode
US3303377A (en) * 1962-08-17 1967-02-07 Philips Corp High pressure electric discharge tube
US3621322A (en) * 1968-09-12 1971-11-16 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh High-pressure compact arc lamp with electrodes containing tantalum carbide
US3911309A (en) * 1972-09-18 1975-10-07 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Electrode comprising a porous sintered body
GB2034106A (en) * 1978-09-07 1980-05-29 Tokyo Shibaura Electric Co Sintered electrode for discharge lamps
JPH01161653A (ja) * 1987-12-18 1989-06-26 Toshiba Corp ショートアーク放電灯
US5210463A (en) * 1990-03-15 1993-05-11 Patent Treuhand Gesellschaft Fur Elektrische Gluhlampen M.B.H. Metal halide low-power high-pressure discharge lamp

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
H. EIFELT AND G. VELTL: "Metallspritzguß - wirtschaftlich für komplizierte Bauteile", METALLHANDWERK & TECHNIK, vol. 94, no. 9, September 1994 (1994-09-01), pages 118 - 120, XP002098204 *
PATENT ABSTRACTS OF JAPAN vol. 013, no. 433 (E - 824) 27 September 1989 (1989-09-27) *
VERVOORT P J ET AL: "OVERVIEW OF POWDER INJECTION MOLDING", April 1996, ADVANCED PERFORMANCE MATERIALS, VOL. 3, PAGE(S) 121 - 151, XP002062074 *

Also Published As

Publication number Publication date
HUP9802612A3 (en) 2001-03-28
HUP9802612A2 (hu) 1999-07-28
HU9802612D0 (en) 1998-12-28
EP0917179A2 (fr) 1999-05-19
DE19749908A1 (de) 1999-05-12
US6211615B1 (en) 2001-04-03
CA2247221A1 (fr) 1999-05-11
JPH11219683A (ja) 1999-08-10

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