IN152774B - - Google Patents

Info

Publication number
IN152774B
IN152774B IN55/CAL/82A IN55CA1982A IN152774B IN 152774 B IN152774 B IN 152774B IN 55CA1982 A IN55CA1982 A IN 55CA1982A IN 152774 B IN152774 B IN 152774B
Authority
IN
India
Application number
IN55/CAL/82A
Other languages
English (en)
Inventor
William Andrus Thornton Jr
Daniel Alfred Larson
Edward Chen
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of IN152774B publication Critical patent/IN152774B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
    • H01J61/18—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent
IN55/CAL/82A 1981-01-23 1982-01-13 IN152774B (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/228,039 US4360758A (en) 1981-01-23 1981-01-23 High-intensity-discharge lamp of the mercury-metal halide type which efficiently illuminates objects with excellent color appearance

Publications (1)

Publication Number Publication Date
IN152774B true IN152774B (ja) 1984-03-31

Family

ID=22855510

Family Applications (1)

Application Number Title Priority Date Filing Date
IN55/CAL/82A IN152774B (ja) 1981-01-23 1982-01-13

Country Status (6)

Country Link
US (1) US4360758A (ja)
EP (1) EP0057093B1 (ja)
JP (1) JPS57151165A (ja)
CA (1) CA1151717A (ja)
DE (1) DE3264463D1 (ja)
IN (1) IN152774B (ja)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1232317A (en) * 1983-04-28 1988-02-02 Joseph S. Kulik Electric discharge lamp with thermal switch
US4557700A (en) * 1983-06-09 1985-12-10 Gte Products Corporation Metal halide discharge lamp gas fill process to provide minimal color separation
US4766348A (en) * 1983-06-09 1988-08-23 Gte Products Corporation Single-ended metal halogen lamp and fabrication process employing ionization potential selection of additive gases
GB2183085A (en) * 1985-10-04 1987-05-28 Ushio Electric Inc Iron vapor discharge lamp
US4801846A (en) * 1986-12-19 1989-01-31 Gte Laboratories Incorporated Rare earth halide light source with enhanced red emission
DE69610291T2 (de) * 1995-02-02 2001-04-26 Fed Signal Corp Verfahren und einrichtung zum senden von warnungsfarblicht
US5691696A (en) * 1995-09-08 1997-11-25 Federal Signal Corporation System and method for broadcasting colored light for emergency signals
DE59805403D1 (de) * 1997-04-21 2002-10-10 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Metallhalogenid-entladungslampe mit langer lebensdauer
TW385479B (en) * 1998-04-08 2000-03-21 Koninkl Philips Electronics Nv Metal-halide lamp
EP1088322A4 (en) * 1998-06-12 2001-09-19 Fusion Lighting Inc LAMP WITH IMPROVED COLOR RENDERING
US6369518B1 (en) * 1999-01-28 2002-04-09 Matsoshita Electric Works R & D Laboratories Inc Lamps with electronic control of color temperature and color rendering index
KR20010037340A (ko) * 1999-10-15 2001-05-07 구자홍 요오드화주석을 사용한 무전극램프
US6566817B2 (en) * 2001-09-24 2003-05-20 Osram Sylvania Inc. High intensity discharge lamp with only one electrode
US7414367B2 (en) * 2003-04-16 2008-08-19 Koninklijke Philips Electronics, N.V. Mercury free high-pressure metal halide discharge lamp
DE20307607U1 (de) * 2003-05-15 2004-09-23 Zumtobel Staff Gmbh Beleuchtungsanordnung bestehend aus einer Gasentladungslampe und einer Abschirmhülse
US7714512B2 (en) * 2005-10-19 2010-05-11 Matsushita Electric Industrial Co., Ltd. High red color rendition metal halide lamp
US7915825B2 (en) * 2006-11-07 2011-03-29 Osram Sylvania Inc. Starting aid for discharge lamp
US8427052B2 (en) * 2008-08-06 2013-04-23 Koninklijke Philips Electronics N.V. Metal halide lamp with oversaturated red
EP2384516B1 (en) * 2008-12-30 2017-07-19 Philips Lighting Holding B.V. Metal halide lamp with ceramic discharge vessel
DE102009009890A1 (de) 2009-02-20 2010-08-26 Osram Gesellschaft mit beschränkter Haftung Hochdruckentladungslampe
GB201609447D0 (en) * 2016-05-27 2016-07-13 Hanovia Ltd Mercury-free gas discharge lamp

Family Cites Families (13)

* 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
US3521110A (en) * 1967-09-25 1970-07-21 Gen Electric Mercury-metallic halide vapor lamp with regenerative cycle
US3407327A (en) * 1967-12-21 1968-10-22 Sylvania Electric Prod High pressure electric discharge device containing mercury, halogen, scandium and alkalimetal
GB1316803A (en) * 1969-07-07 1973-05-16 Gen Electric High intensity arc lamp
FR2102866A5 (ja) * 1970-08-27 1972-04-07 Eclairage Lab
US3882345A (en) * 1971-11-22 1975-05-06 Gen Electric Metal halide discharge lamp containing tin and sodium halides
USRE27953E (en) * 1972-01-26 1974-03-26 High pressure vapor discharge lamp with cesium iodide
US3781586A (en) * 1972-12-04 1973-12-25 Gen Electric Long lifetime mercury-metal halide discharge lamps
US3875453A (en) * 1973-08-10 1975-04-01 Westinghouse Electric Corp Lamp with high color-discrimination capability
NL7316101A (nl) * 1973-11-26 1975-05-28 Philips Nv Hogedruk-tinhalogenide-ontladingslamp.
AU500615B2 (en) * 1975-09-05 1979-05-24 Tokyo Shibaura Electric Co. Suz Metal halide lamp
US4176299A (en) * 1975-10-03 1979-11-27 Westinghouse Electric Corp. Method for efficiently generating white light with good color rendition of illuminated objects
JPS52120585A (en) * 1976-04-01 1977-10-11 Toshiba Corp Metallic vapor discharge lamp

Also Published As

Publication number Publication date
CA1151717A (en) 1983-08-09
JPS57151165A (en) 1982-09-18
DE3264463D1 (en) 1985-08-08
US4360758A (en) 1982-11-23
EP0057093A1 (en) 1982-08-04
EP0057093B1 (en) 1985-07-03

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