JPS568982B2 - - Google Patents

Info

Publication number
JPS568982B2
JPS568982B2 JP12036775A JP12036775A JPS568982B2 JP S568982 B2 JPS568982 B2 JP S568982B2 JP 12036775 A JP12036775 A JP 12036775A JP 12036775 A JP12036775 A JP 12036775A JP S568982 B2 JPS568982 B2 JP S568982B2
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.)
Expired
Application number
JP12036775A
Other versions
JPS5163580A (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 JPS5163580A publication Critical patent/JPS5163580A/ja
Publication of JPS568982B2 publication Critical patent/JPS568982B2/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
    • H01J61/04—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)
JP12036775A 1974-10-07 1975-10-07 Expired JPS568982B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/512,705 US3937996A (en) 1974-10-07 1974-10-07 Metal halide lamp using loop electrodes

Publications (2)

Publication Number Publication Date
JPS5163580A JPS5163580A (ja) 1976-06-02
JPS568982B2 true JPS568982B2 (ja) 1981-02-26

Family

ID=24040201

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12036775A Expired JPS568982B2 (ja) 1974-10-07 1975-10-07

Country Status (3)

Country Link
US (1) US3937996A (ja)
JP (1) JPS568982B2 (ja)
GB (1) GB1527903A (ja)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4105908A (en) * 1976-04-30 1978-08-08 General Electric Company Metal halide lamp having open tungsten coil electrodes
US4161672A (en) * 1977-07-05 1979-07-17 General Electric Company High pressure metal vapor discharge lamps of improved efficacy
US4199701A (en) * 1978-08-10 1980-04-22 General Electric Company Fill gas for miniature high pressure metal vapor arc lamp
US4340836A (en) * 1978-09-11 1982-07-20 General Electric Company Electrode for miniature high pressure metal halide lamp
NL7902574A (nl) * 1979-04-03 1980-10-07 Philips Nv Hogedrukontladingslamp.
US4320322A (en) * 1980-03-24 1982-03-16 Gte Products Corporation Electrode geometry to improve arc stability
US4893057A (en) * 1983-05-10 1990-01-09 North American Philips Corp. High intensity discharge lamp and electodes for such a lamp
US4808876A (en) * 1986-02-04 1989-02-28 General Electric Company Metal halide lamp
DE3616192A1 (de) * 1986-05-14 1987-11-19 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Hochdruckentladungslampe und verfahren zum betrieb der hochdruckentladungslampe
US4798995A (en) * 1986-10-06 1989-01-17 General Electric Company Metal halide lamp containing halide composition to control arc tube performance
US4918352A (en) * 1988-11-07 1990-04-17 General Electric Company Metal halide lamps with oxidized frame parts
US5471110A (en) * 1991-12-23 1995-11-28 Philips Electronics North America Corporation High pressure discharge lamp having filament electrodes
US7583030B2 (en) * 2003-07-21 2009-09-01 Advanced Lighting Technologies, Inc. Dopant-free tungsten electrodes in metal halide lamps
US7893617B2 (en) * 2006-03-01 2011-02-22 General Electric Company Metal electrodes for electric plasma discharge devices
US8035304B2 (en) * 2008-03-06 2011-10-11 General Electric Company Ceramic high intensity discharge lamp having uniquely shaped shoulder
EP2427904B1 (en) * 2009-05-07 2013-02-20 Koninklijke Philips Electronics N.V. Mercury-free high-intensity gas-discharge lamp
CN101813247B (zh) * 2009-12-02 2011-11-30 宁波亚茂照明电器有限公司 内触发荧光高压钠灯

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2123015A (en) * 1936-04-01 1938-07-05 Westinghouse Electric & Mfg Co Seal for discharge lamps
GB1051170A (ja) * 1963-05-02
US3356884A (en) * 1964-06-30 1967-12-05 Westinghouse Electric Corp Electrode starting arrangement having a coiled heating element connected to the retroverted portion of the electrode
NL7003279A (ja) * 1970-03-07 1971-09-09

Also Published As

Publication number Publication date
JPS5163580A (ja) 1976-06-02
GB1527903A (en) 1978-10-11
US3937996A (en) 1976-02-10

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