EP0978864A3 - Lampe à halogénure métallique à double culot à basse puissance - Google Patents

Lampe à halogénure métallique à double culot à basse puissance Download PDF

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Publication number
EP0978864A3
EP0978864A3 EP99115050A EP99115050A EP0978864A3 EP 0978864 A3 EP0978864 A3 EP 0978864A3 EP 99115050 A EP99115050 A EP 99115050A EP 99115050 A EP99115050 A EP 99115050A EP 0978864 A3 EP0978864 A3 EP 0978864A3
Authority
EP
European Patent Office
Prior art keywords
tip portion
metal halide
electrode
power consumption
diameter
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
Application number
EP99115050A
Other languages
German (de)
English (en)
Other versions
EP0978864A2 (fr
EP0978864B1 (fr
Inventor
Shigeru Shibayama
Toshiyuki Nagahara
Masaaki Muto
Kimihiro Iritono
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.)
Stanley Electric Co Ltd
Original Assignee
Stanley Electric Co Ltd
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 Stanley Electric Co Ltd filed Critical Stanley Electric Co Ltd
Publication of EP0978864A2 publication Critical patent/EP0978864A2/fr
Publication of EP0978864A3 publication Critical patent/EP0978864A3/fr
Application granted granted Critical
Publication of EP0978864B1 publication Critical patent/EP0978864B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • 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

Landscapes

  • Discharge Lamp (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
EP19990115050 1998-08-04 1999-08-04 Lampe à halogénure métallique à double culot à basse puissance Expired - Lifetime EP0978864B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP22047098A JP2000057994A (ja) 1998-08-04 1998-08-04 ダブルエンド型低電力メタルハライドランプ
JP22047098 1998-08-04

Publications (3)

Publication Number Publication Date
EP0978864A2 EP0978864A2 (fr) 2000-02-09
EP0978864A3 true EP0978864A3 (fr) 2001-11-21
EP0978864B1 EP0978864B1 (fr) 2007-12-12

Family

ID=16751620

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19990115050 Expired - Lifetime EP0978864B1 (fr) 1998-08-04 1999-08-04 Lampe à halogénure métallique à double culot à basse puissance

Country Status (3)

Country Link
EP (1) EP0978864B1 (fr)
JP (1) JP2000057994A (fr)
DE (1) DE69937710T2 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6713957B2 (en) * 2001-09-13 2004-03-30 Ushiodenki Kabushiki Kaisha Super-high pressure discharge lamp of the short arc type
JP2003242933A (ja) * 2002-02-15 2003-08-29 Toshiba Lighting & Technology Corp メタルハライドランプおよび自動車用前照灯装置
WO2007077504A2 (fr) * 2006-01-03 2007-07-12 Philips Intellectual Property & Standards Gmbh Lampe à décharge de vapeurs de mercure à haute pression et procédé de fabrication d’une lampe à décharge de vapeurs de mercure à haute pression
US8410698B2 (en) 2008-04-14 2013-04-02 Koninklijke Philips Electronics N. V. High efficiency discharge lamp
US7893619B2 (en) 2008-07-25 2011-02-22 General Electric Company High intensity discharge lamp
CN102150231A (zh) * 2008-09-10 2011-08-10 皇家飞利浦电子股份有限公司 带有改进的放电容器的放电灯
US8436536B2 (en) * 2009-03-06 2013-05-07 Harison Toshiba Lighting Corporation Vehicle discharge lamp, vehicle discharge lamp device, lighting circuit combined type vehicle discharge lamp device, and lighting circuit
JP5428957B2 (ja) * 2009-05-13 2014-02-26 東芝ライテック株式会社 車両用放電ランプ、および車両用放電ランプ装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4594529A (en) * 1982-12-01 1986-06-10 U.S. Philips Corporation Metal halide discharge lamp
US5017839A (en) * 1988-12-19 1991-05-21 Patent-Treuhand Gesellschaft Fur Elektrische Gluhlampen M.B.H Illumination system having a low-power high-pressure discharge lamp and power supply combination
US5083059A (en) * 1990-12-31 1992-01-21 Welch Allyn, Inc. Electrode for metal halide discharge lamp
US5270620A (en) * 1990-09-04 1993-12-14 General Electric Company High frequency resonant converter for operating metal halide lamps
US5420477A (en) * 1993-01-15 1995-05-30 Welch Allyn, Inc. Electrode for metal halide discharge lamp

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4594529A (en) * 1982-12-01 1986-06-10 U.S. Philips Corporation Metal halide discharge lamp
US5017839A (en) * 1988-12-19 1991-05-21 Patent-Treuhand Gesellschaft Fur Elektrische Gluhlampen M.B.H Illumination system having a low-power high-pressure discharge lamp and power supply combination
US5270620A (en) * 1990-09-04 1993-12-14 General Electric Company High frequency resonant converter for operating metal halide lamps
US5083059A (en) * 1990-12-31 1992-01-21 Welch Allyn, Inc. Electrode for metal halide discharge lamp
US5420477A (en) * 1993-01-15 1995-05-30 Welch Allyn, Inc. Electrode for metal halide discharge lamp

Also Published As

Publication number Publication date
DE69937710T2 (de) 2008-11-27
JP2000057994A (ja) 2000-02-25
EP0978864A2 (fr) 2000-02-09
DE69937710D1 (de) 2008-01-24
EP0978864B1 (fr) 2007-12-12

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