DE3471823D1 - Method of operating a high-pressure discharge lamp - Google Patents

Method of operating a high-pressure discharge lamp

Info

Publication number
DE3471823D1
DE3471823D1 DE8484201726T DE3471823T DE3471823D1 DE 3471823 D1 DE3471823 D1 DE 3471823D1 DE 8484201726 T DE8484201726 T DE 8484201726T DE 3471823 T DE3471823 T DE 3471823T DE 3471823 D1 DE3471823 D1 DE 3471823D1
Authority
DE
Germany
Prior art keywords
operating
discharge lamp
pressure discharge
pressure
lamp
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.)
Expired
Application number
DE8484201726T
Other languages
English (en)
Inventor
Jan Willem Frederik Dorleijn
Der Heijden Rudolf Lambert Van
Jan Willem Denneman
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of DE3471823D1 publication Critical patent/DE3471823D1/de
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
    • H01J61/82—Lamps with high-pressure unconstricted discharge having a cold pressure > 400 Torr
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S315/00—Electric lamp and discharge devices: systems
    • Y10S315/02—High frequency starting operation for fluorescent lamp
DE8484201726T 1983-12-05 1984-11-28 Method of operating a high-pressure discharge lamp Expired DE3471823D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8304164A NL8304164A (nl) 1983-12-05 1983-12-05 Wijze van bedrijven van een hogedrukontladingslamp.

Publications (1)

Publication Number Publication Date
DE3471823D1 true DE3471823D1 (en) 1988-07-07

Family

ID=19842822

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484201726T Expired DE3471823D1 (en) 1983-12-05 1984-11-28 Method of operating a high-pressure discharge lamp

Country Status (6)

Country Link
US (1) US4868463A (de)
EP (1) EP0145072B1 (de)
JP (1) JPS60136200A (de)
CA (1) CA1238359A (de)
DE (1) DE3471823D1 (de)
NL (1) NL8304164A (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3739008A1 (de) * 1987-11-17 1989-05-24 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Hochdruckentladungslampe
US5434472A (en) * 1992-04-15 1995-07-18 United States Philips Corporation High-pressure sodium discharge lamp with getter
JP3329929B2 (ja) * 1994-02-15 2002-09-30 松下電工株式会社 高圧放電灯点灯装置
US6476566B2 (en) 2000-12-27 2002-11-05 Infocus Systems, Inc. Method and apparatus for canceling ripple current in a lamp
US20090296400A1 (en) * 2004-12-17 2009-12-03 Masaru Ikeda High-pressure mercury lamp, lamp unit, and image display apparatus

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4002944A (en) * 1975-04-21 1977-01-11 Gte Laboratories Incorporated Internal match starter for termination fixture lamps
US4195253A (en) * 1975-12-04 1980-03-25 U.S. Philips Corporation Method of ageing a gas discharge lamp
US4052636A (en) * 1976-08-02 1977-10-04 General Electric Company High pressure sodium vapor lamp stabilized for pulse operation
US4170746A (en) * 1977-12-27 1979-10-09 General Electric Company High frequency operation of miniature metal vapor discharge lamps
US4527097A (en) * 1982-05-10 1985-07-02 U.S. Philips Corporation High-pressure sodium discharge lamp

Also Published As

Publication number Publication date
EP0145072A3 (en) 1985-07-10
US4868463A (en) 1989-09-19
EP0145072A2 (de) 1985-06-19
EP0145072B1 (de) 1988-06-01
NL8304164A (nl) 1985-07-01
JPS60136200A (ja) 1985-07-19
CA1238359A (en) 1988-06-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee