JPS4957681A - - Google Patents

Info

Publication number
JPS4957681A
JPS4957681A JP48080753A JP8075373A JPS4957681A JP S4957681 A JPS4957681 A JP S4957681A JP 48080753 A JP48080753 A JP 48080753A JP 8075373 A JP8075373 A JP 8075373A JP S4957681 A JPS4957681 A JP S4957681A
Authority
JP
Japan
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
JP48080753A
Other versions
JPS5241984B2 (ja
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 filed Critical
Publication of JPS4957681A publication Critical patent/JPS4957681A/ja
Publication of JPS5241984B2 publication Critical patent/JPS5241984B2/ja
Expired 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
    • H01J61/02—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

Landscapes

  • Discharge Lamp (AREA)
JP48080753A 1972-07-21 1973-07-20 Expired JPS5241984B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27388472A 1972-07-21 1972-07-21

Publications (2)

Publication Number Publication Date
JPS4957681A true JPS4957681A (ja) 1974-06-04
JPS5241984B2 JPS5241984B2 (ja) 1977-10-21

Family

ID=23045823

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48080753A Expired JPS5241984B2 (ja) 1972-07-21 1973-07-20

Country Status (2)

Country Link
US (1) US3798487A (ja)
JP (1) JPS5241984B2 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0395849A (ja) * 1989-09-07 1991-04-22 Matsushita Electron Corp メタルハライドランプ
JPH03219546A (ja) * 1989-05-31 1991-09-26 Iwasaki Electric Co Ltd メタルハライドランプ
WO2006080189A1 (ja) * 2005-01-25 2006-08-03 Matsushita Electric Industrial Co., Ltd. メタルハライドランプ、およびそれを用いた照明装置

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7503164A (nl) * 1974-03-20 1975-09-23 Thorn Electrical Ind Ltd Boogontladingsbuis voor hogedruk kwik/metaal- halogenide lampen.
NL8005456A (nl) * 1980-10-02 1982-05-03 Philips Nv Hogedrukkwikdampontladingslamp.
DE3427280C2 (de) * 1984-07-24 1986-06-12 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München Metallhalogenid-Hochdruckentladungslampe
US4801846A (en) * 1986-12-19 1989-01-31 Gte Laboratories Incorporated Rare earth halide light source with enhanced red emission
DE4013039A1 (de) * 1990-04-24 1991-10-31 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Hochdruckentladungslampe
US5798611A (en) * 1990-10-25 1998-08-25 Fusion Lighting, Inc. Lamp having controllable spectrum
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
EP1271614B1 (en) * 2001-06-27 2005-09-21 Matsushita Electric Industrial Co., Ltd. Metal Halide Lamp
JP2003016998A (ja) * 2001-06-28 2003-01-17 Matsushita Electric Ind Co Ltd メタルハライドランプ
JP3990582B2 (ja) * 2001-06-29 2007-10-17 松下電器産業株式会社 メタルハライドランプ
EP1711957A1 (en) * 2004-01-23 2006-10-18 Koninklijke Philips Electronics N.V. High pressure metal halide lamp
US7268495B2 (en) * 2005-01-21 2007-09-11 General Electric Company Ceramic metal halide lamp
US7414368B2 (en) * 2005-01-21 2008-08-19 General Electric Company Ceramic metal halide lamp with cerium-containing fill
US7893619B2 (en) * 2008-07-25 2011-02-22 General Electric Company High intensity discharge lamp

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03219546A (ja) * 1989-05-31 1991-09-26 Iwasaki Electric Co Ltd メタルハライドランプ
JPH0395849A (ja) * 1989-09-07 1991-04-22 Matsushita Electron Corp メタルハライドランプ
WO2006080189A1 (ja) * 2005-01-25 2006-08-03 Matsushita Electric Industrial Co., Ltd. メタルハライドランプ、およびそれを用いた照明装置

Also Published As

Publication number Publication date
US3798487A (en) 1974-03-19
JPS5241984B2 (ja) 1977-10-21

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