JPS5470668A - Highly bright vapor discharge lamp - Google Patents

Highly bright vapor discharge lamp

Info

Publication number
JPS5470668A
JPS5470668A JP12867178A JP12867178A JPS5470668A JP S5470668 A JPS5470668 A JP S5470668A JP 12867178 A JP12867178 A JP 12867178A JP 12867178 A JP12867178 A JP 12867178A JP S5470668 A JPS5470668 A JP S5470668A
Authority
JP
Japan
Prior art keywords
discharge lamp
vapor discharge
highly bright
bright
highly
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.)
Pending
Application number
JP12867178A
Other languages
English (en)
Inventor
Shin Baara Ranbaa
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.)
CBS Corp
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 JPS5470668A publication Critical patent/JPS5470668A/ja
Pending 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
    • H01J61/0735—Main electrodes for high-pressure discharge lamps characterised by the material of the electrode
    • H01J61/0737—Main electrodes for high-pressure discharge lamps characterised by the material of the electrode characterised by the electron emissive material

Landscapes

  • Discharge Lamp (AREA)
JP12867178A 1977-10-21 1978-10-20 Highly bright vapor discharge lamp Pending JPS5470668A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/844,154 US4123685A (en) 1977-10-21 1977-10-21 HID lamp electrode comprising solid solution of dibarium calcium molybdate and tungstate

Publications (1)

Publication Number Publication Date
JPS5470668A true JPS5470668A (en) 1979-06-06

Family

ID=25291963

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12867178A Pending JPS5470668A (en) 1977-10-21 1978-10-20 Highly bright vapor discharge lamp

Country Status (5)

Country Link
US (1) US4123685A (ja)
JP (1) JPS5470668A (ja)
DE (1) DE2845333A1 (ja)
GB (1) GB1577095A (ja)
NL (1) NL7809914A (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4210840A (en) * 1978-12-12 1980-07-01 Westinghouse Electric Corp. HID Lamp emission material
JPS5676156A (en) * 1979-11-24 1981-06-23 Matsushita Electronics Corp High-pressure sodium-vapor lamp
US4487589A (en) * 1981-06-22 1984-12-11 General Electric Company Method of preparing electron emissive coatings for electric discharge devices
US4559473A (en) * 1982-06-11 1985-12-17 General Electric Company Electrode structure for high pressure sodium vapor lamps
US4479074A (en) * 1982-09-02 1984-10-23 North American Philips Lighting Corp. High intensity vapor discharge lamp with sintering aids for electrode emission materials
US4620128A (en) * 1985-04-29 1986-10-28 General Electric Company Tungsten laden emission mix of improved stability

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5114779A (ja) * 1974-07-12 1976-02-05 Gen Electric
JPS522082A (en) * 1975-06-20 1977-01-08 Philips Nv High pressure gas discharge lamp

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3170081A (en) * 1962-06-05 1965-02-16 Westinghouse Electric Corp Discharge lamp electrode

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5114779A (ja) * 1974-07-12 1976-02-05 Gen Electric
JPS522082A (en) * 1975-06-20 1977-01-08 Philips Nv High pressure gas discharge lamp

Also Published As

Publication number Publication date
NL7809914A (nl) 1979-04-24
US4123685A (en) 1978-10-31
GB1577095A (en) 1980-10-15
DE2845333A1 (de) 1979-04-26

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