AT302481B - Mercury vapor high pressure discharge lamp with metal halide addition - Google Patents

Mercury vapor high pressure discharge lamp with metal halide addition

Info

Publication number
AT302481B
AT302481B AT602370A AT602370A AT302481B AT 302481 B AT302481 B AT 302481B AT 602370 A AT602370 A AT 602370A AT 602370 A AT602370 A AT 602370A AT 302481 B AT302481 B AT 302481B
Authority
AT
Austria
Prior art keywords
high pressure
discharge lamp
metal halide
pressure discharge
mercury vapor
Prior art date
Application number
AT602370A
Other languages
German (de)
Original Assignee
Patent Treuhand Ges 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 Ges Fuer Elektrische Gluehlampen Mbh filed Critical Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh
Application granted granted Critical
Publication of AT302481B publication Critical patent/AT302481B/en

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
    • H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
    • H01J61/125—Selection of substances for gas fillings; Specified operating pressure or temperature having an halogenide as principal component
AT602370A 1969-08-08 1970-07-03 Mercury vapor high pressure discharge lamp with metal halide addition AT302481B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE691940539A DE1940539C3 (en) 1969-08-08 1969-08-08 Mercury vapor high pressure discharge lamp with the addition of rare earth halides

Publications (1)

Publication Number Publication Date
AT302481B true AT302481B (en) 1972-10-10

Family

ID=5742350

Family Applications (1)

Application Number Title Priority Date Filing Date
AT602370A AT302481B (en) 1969-08-08 1970-07-03 Mercury vapor high pressure discharge lamp with metal halide addition

Country Status (7)

Country Link
US (1) US3654506A (en)
AT (1) AT302481B (en)
BE (1) BE754499A (en)
DE (1) DE1940539C3 (en)
FR (1) FR2056778A5 (en)
GB (1) GB1282805A (en)
SE (1) SE375408B (en)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3771009A (en) * 1971-12-27 1973-11-06 Gte Laboratories Inc Electrode discharge device with electrode-activating fill
DE2519377A1 (en) * 1975-04-30 1976-11-11 Patra Patent Treuhand MERCURY VAPOR HIGH PRESSURE DISCHARGE LAMP
HU172230B (en) * 1976-04-07 1978-07-28 Egyesuelt Izzolampa High-pressure discharge lamp with metallo-haloid additional material
DE2826733C2 (en) * 1977-07-05 1982-07-29 General Electric Co., Schenectady, N.Y. High pressure metal halide discharge lamp
US4161672A (en) * 1977-07-05 1979-07-17 General Electric Company High pressure metal vapor discharge lamps of improved efficacy
US4298813A (en) * 1978-10-23 1981-11-03 General Electric Company High intensity discharge lamps with uniform color
GB2072937B (en) * 1980-03-27 1984-05-02 Ilc Technology Inc High intensity discharge lamps
US4528478A (en) * 1983-06-09 1985-07-09 Gte Products Corporation Single-ended metal halide discharge lamp with minimal color separation
US4557700A (en) * 1983-06-09 1985-12-10 Gte Products Corporation Metal halide discharge lamp gas fill process to provide minimal color separation
DE3427280C2 (en) * 1984-07-24 1986-06-12 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Metal halide high pressure discharge lamp
DE3522654A1 (en) * 1985-01-21 1987-01-08 Paul Prof Dr Schulz Incandescent lamps having a high light output ration, and incandescent lamps with arc discharges
DE3506295A1 (en) * 1985-02-22 1986-08-28 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München COMPACT HIGH PRESSURE DISCHARGE LAMP
US4801846A (en) * 1986-12-19 1989-01-31 Gte Laboratories Incorporated Rare earth halide light source with enhanced red emission
NL191812C (en) * 1987-09-04 1996-08-02 Philips Electronics Nv High-pressure gas discharge lamp and luminaire fitted with that lamp.
DE3910878A1 (en) * 1989-04-04 1990-10-11 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh HIGH-PRESSURE DISCHARGE LAMP, DOUBLE-SIDED
JP2650463B2 (en) * 1989-05-31 1997-09-03 岩崎電気株式会社 Metal halide lamp
US5144201A (en) * 1990-02-23 1992-09-01 Welch Allyn, Inc. Low watt metal halide lamp
DE4030202A1 (en) * 1990-09-24 1992-03-26 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh METAL HALOGENIDE HIGH PRESSURE DISCHARGE LAMP
DE4115077A1 (en) * 1991-05-08 1992-11-12 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh HIGH PRESSURE DISCHARGE LAMP
US5708328A (en) * 1992-06-03 1998-01-13 General Electric Company Universal burn metal halide lamp
DE69618313T2 (en) * 1995-10-20 2002-06-06 Matsushita Electric Industrial Co., Ltd. Method of operating a metal halide lamp
EP0784334B1 (en) * 1996-01-11 2000-05-03 Osram Sylvania Inc. Metal halide lamp
US6225754B1 (en) 1996-10-21 2001-05-01 Matsushita Electric Industrial Co., Ltd. Operating method and operating apparatus for a high pressure discharge lamp
US6005356A (en) * 1996-10-21 1999-12-21 Matsushita Electric Industrial Co., Ltd. Operating method and operating apparatus for a high pressure discharge lamp
JPH10283993A (en) * 1997-04-03 1998-10-23 Matsushita Electron Corp Metal halide lamp
JP3233393B2 (en) * 1997-10-13 2001-11-26 松下電器産業株式会社 Metal halide lamp
DE102004019185A1 (en) * 2004-04-16 2005-11-10 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH High pressure discharge lamp
US7486026B2 (en) * 2006-11-09 2009-02-03 General Electric Company Discharge lamp with high color temperature
JP2010198977A (en) * 2009-02-26 2010-09-09 Seiko Epson Corp Discharge lamp, method for producing same, light source device, and projector
US9171712B2 (en) 2014-07-05 2015-10-27 National Institute Of Standards And Technology Lamp having a secondary halide that improves luminous efficiency

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3234421A (en) * 1961-01-23 1966-02-08 Gen Electric Metallic halide electric discharge lamps
US3259777A (en) * 1961-05-09 1966-07-05 Gen Electric Metal halide vapor discharge lamp with near molten tip electrodes
US3334261A (en) * 1965-10-24 1967-08-01 Sylvania Electric Prod High pressure discharge device having a fill including iodine mercury and at least one rare earth metal
US3452238A (en) * 1966-12-05 1969-06-24 Westinghouse Electric Corp Metal vapor discharge lamp
US3536947A (en) * 1967-03-23 1970-10-27 Tokyo Shibaura Electric Co High pressure discharge lamps

Also Published As

Publication number Publication date
DE1940539B2 (en) 1978-06-08
US3654506A (en) 1972-04-04
SE375408B (en) 1975-04-14
BE754499A (en) 1971-01-18
DE1940539C3 (en) 1979-03-08
FR2056778A5 (en) 1971-05-14
DE1940539A1 (en) 1971-02-25
GB1282805A (en) 1972-07-26

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