DE69107572T2 - Metallhalogenidlampe. - Google Patents

Metallhalogenidlampe.

Info

Publication number
DE69107572T2
DE69107572T2 DE69107572T DE69107572T DE69107572T2 DE 69107572 T2 DE69107572 T2 DE 69107572T2 DE 69107572 T DE69107572 T DE 69107572T DE 69107572 T DE69107572 T DE 69107572T DE 69107572 T2 DE69107572 T2 DE 69107572T2
Authority
DE
Germany
Prior art keywords
anode
lamp
cathode
lamp according
reflector
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
Application number
DE69107572T
Other languages
German (de)
English (en)
Other versions
DE69107572D1 (de
Inventor
Gary Robert Allen
John Martin Davenport
Timothy Peter Dever
Gerald Edward Duffy
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of DE69107572D1 publication Critical patent/DE69107572D1/de
Publication of DE69107572T2 publication Critical patent/DE69107572T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
    • F21S41/17—Discharge light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
    • F21S41/17—Discharge light sources
    • F21S41/172—High-intensity discharge light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/28—Cover glass
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/285—Refractors, transparent cover plates, light guides or filters not provided in groups F21S41/24 - F21S41/2805
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/32—Optical layout thereof
    • F21S41/321—Optical layout thereof the reflector being a surface of revolution or a planar surface, e.g. truncated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/32—Optical layout thereof
    • F21S41/323—Optical layout thereof the reflector having two perpendicular cross sections having regular geometrical curves of a distinct nature
    • 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)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Discharge Lamp (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
DE69107572T 1990-11-01 1991-10-30 Metallhalogenidlampe. Expired - Fee Related DE69107572T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/608,084 US5107165A (en) 1990-11-01 1990-11-01 Initial light output for metal halide lamp

Publications (2)

Publication Number Publication Date
DE69107572D1 DE69107572D1 (de) 1995-03-30
DE69107572T2 true DE69107572T2 (de) 1995-09-21

Family

ID=24434965

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69107572T Expired - Fee Related DE69107572T2 (de) 1990-11-01 1991-10-30 Metallhalogenidlampe.

Country Status (5)

Country Link
US (1) US5107165A (enExample)
EP (1) EP0484116B1 (enExample)
JP (1) JPH04282550A (enExample)
CA (1) CA2053655A1 (enExample)
DE (1) DE69107572T2 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5357167A (en) * 1992-07-08 1994-10-18 General Electric Company High pressure discharge lamp with a thermally improved anode
JP2842077B2 (ja) 1992-09-09 1998-12-24 東芝ライテック株式会社 投光光源装置、投光光源作動装置および液晶プロジェクタ
US5387839A (en) * 1992-12-11 1995-02-07 General Electric Company Electrode-inlead assembly for electrical lamps
US5479065A (en) * 1992-12-28 1995-12-26 Toshiba Lighting & Technology Corporation Metal halide discharge lamp suitable for an optical light source having a bromine to halogen ratio of 60-90%, a wall load substantially greater than 40 W/cm2, and a D.C. potential between the anode and cathode
FR2711014A1 (fr) * 1993-10-04 1995-04-14 Gen Electric Lampe à quartz à deux extrémités et procédé de fabrication de cette lampe.
US5961208A (en) * 1993-12-01 1999-10-05 Karpen; Daniel Nathan Color corrected high intensity discharge motor vehicle headlight
JP3211654B2 (ja) * 1996-03-14 2001-09-25 松下電器産業株式会社 高圧放電ランプ
JP3218560B2 (ja) * 1997-02-07 2001-10-15 スタンレー電気株式会社 前照灯用メタルハライドランプ
JP3039626B2 (ja) * 1997-03-21 2000-05-08 スタンレー電気株式会社 メタルハライドランプおよびその製造方法
JP3718077B2 (ja) 1999-03-16 2005-11-16 松下電器産業株式会社 メタルハライドランプ
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

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2667592A (en) * 1951-01-11 1954-01-26 Hanovia Chemical & Mfg Co Electrode for compact type electrical discharge devices
DE1151877B (de) * 1961-11-27 1963-07-25 Patra Patent Treuhand Kathode fuer eine Hochdruckentladungslampe, vorzugsweise Edelgashochdrucklampe
FR1410108A (fr) * 1964-10-01 1965-09-03 Engelhard Hanovia Inc Lampe à décharge gazeuse à haute pression
US4454450A (en) * 1981-06-29 1984-06-12 Gte Products Corporation Vertical running, high brightness, low wattage metal halide lamp
DE3723271A1 (de) * 1987-07-14 1989-01-26 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Kathode fuer eine hochdruckentladungslampe
CA1301238C (en) * 1988-02-18 1992-05-19 Rolf Sverre Bergman Xenon-metal halide lamp particularly suited for automotive applications
US4968916A (en) * 1989-09-08 1990-11-06 General Electric Company Xenon-metal halide lamp particularly suited for automotive applications having an improved electrode structure
US5128589A (en) * 1990-10-15 1992-07-07 General Electric Company Heat removing means to remove heat from electric discharge lamp

Also Published As

Publication number Publication date
EP0484116A3 (en) 1992-12-09
JPH04282550A (ja) 1992-10-07
EP0484116B1 (en) 1995-02-22
US5107165A (en) 1992-04-21
CA2053655A1 (en) 1992-05-02
DE69107572D1 (de) 1995-03-30
EP0484116A2 (en) 1992-05-06
JPH0565974B2 (enExample) 1993-09-20

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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