EP0320933A3 - Pulsierend betriebene Metallhalogenlichtquelle - Google Patents

Pulsierend betriebene Metallhalogenlichtquelle Download PDF

Info

Publication number
EP0320933A3
EP0320933A3 EP88120992A EP88120992A EP0320933A3 EP 0320933 A3 EP0320933 A3 EP 0320933A3 EP 88120992 A EP88120992 A EP 88120992A EP 88120992 A EP88120992 A EP 88120992A EP 0320933 A3 EP0320933 A3 EP 0320933A3
Authority
EP
European Patent Office
Prior art keywords
metal halide
light source
cathode
light
arc tube
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.)
Withdrawn
Application number
EP88120992A
Other languages
English (en)
French (fr)
Other versions
EP0320933A2 (de
Inventor
George J. English
Donald F. Garrity Jr.
Harold L. Rothwell Jr.
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.)
Osram Sylvania Inc
Original Assignee
GTE Products 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 GTE Products Corp filed Critical GTE Products Corp
Publication of EP0320933A2 publication Critical patent/EP0320933A2/de
Publication of EP0320933A3 publication Critical patent/EP0320933A3/de
Withdrawn legal-status Critical Current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
    • H01J61/82—Lamps with high-pressure unconstricted discharge having a cold pressure > 400 Torr
    • H01J61/827—Metal halide arc lamps

Landscapes

  • Discharge Lamp (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
EP88120992A 1987-12-18 1988-12-15 Pulsierend betriebene Metallhalogenlichtquelle Withdrawn EP0320933A3 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13540587A 1987-12-18 1987-12-18
US135405 1987-12-18

Publications (2)

Publication Number Publication Date
EP0320933A2 EP0320933A2 (de) 1989-06-21
EP0320933A3 true EP0320933A3 (de) 1990-05-23

Family

ID=22467964

Family Applications (1)

Application Number Title Priority Date Filing Date
EP88120992A Withdrawn EP0320933A3 (de) 1987-12-18 1988-12-15 Pulsierend betriebene Metallhalogenlichtquelle

Country Status (2)

Country Link
EP (1) EP0320933A3 (de)
CA (1) CA1316975C (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03152852A (ja) * 1989-11-08 1991-06-28 Matsushita Electric Works Ltd 高輝度放電ランプ及び無電極放電灯装置
DE102008013607B3 (de) * 2008-03-11 2010-02-04 Blv Licht- Und Vakuumtechnik Gmbh Quecksilberfreie Metallhalogenid-Hochdruckentladungslampe

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA577060A (en) * 1959-06-02 W. L. Cumming Harry Electric discharge lamps
US3622217A (en) * 1969-06-30 1971-11-23 Xerox Corp Light producing system
US3840767A (en) * 1973-08-23 1974-10-08 Gen Electric Selective spectral output metal halide lamp
US4389201A (en) * 1979-03-12 1983-06-21 General Electric Company Method of manufacturing a lamp

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA577060A (en) * 1959-06-02 W. L. Cumming Harry Electric discharge lamps
US3622217A (en) * 1969-06-30 1971-11-23 Xerox Corp Light producing system
US3840767A (en) * 1973-08-23 1974-10-08 Gen Electric Selective spectral output metal halide lamp
US4389201A (en) * 1979-03-12 1983-06-21 General Electric Company Method of manufacturing a lamp

Also Published As

Publication number Publication date
CA1316975C (en) 1993-04-27
EP0320933A2 (de) 1989-06-21

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 19890111

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18D Application deemed to be withdrawn

Effective date: 19930507