DE69213523D1 - High pressure gas discharge lamps - Google Patents

High pressure gas discharge lamps

Info

Publication number
DE69213523D1
DE69213523D1 DE69213523T DE69213523T DE69213523D1 DE 69213523 D1 DE69213523 D1 DE 69213523D1 DE 69213523 T DE69213523 T DE 69213523T DE 69213523 T DE69213523 T DE 69213523T DE 69213523 D1 DE69213523 D1 DE 69213523D1
Authority
DE
Germany
Prior art keywords
high pressure
gas discharge
pressure gas
discharge lamps
lamps
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 - Fee Related
Application number
DE69213523T
Other languages
German (de)
Other versions
DE69213523T2 (en
Inventor
Raghu Ramaiah
Suzette Kimmel
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 Electronics 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 Electronics NV filed Critical Philips Electronics NV
Publication of DE69213523D1 publication Critical patent/DE69213523D1/en
Application granted granted Critical
Publication of DE69213523T2 publication Critical patent/DE69213523T2/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H01J61/24—Means for obtaining or maintaining the desired pressure within the vessel
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/35—Vessels; Containers provided with coatings on the walls thereof; Selection of materials for the coatings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
    • H01J61/523—Heating or cooling particular parts of the lamp
DE1992613523 1991-03-28 1992-03-19 High pressure gas discharge lamps Expired - Fee Related DE69213523T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US67693091A 1991-03-28 1991-03-28

Publications (2)

Publication Number Publication Date
DE69213523D1 true DE69213523D1 (en) 1996-10-17
DE69213523T2 DE69213523T2 (en) 1997-03-13

Family

ID=24716609

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1992613523 Expired - Fee Related DE69213523T2 (en) 1991-03-28 1992-03-19 High pressure gas discharge lamps

Country Status (4)

Country Link
EP (1) EP0506182B1 (en)
JP (1) JPH07169442A (en)
CA (1) CA2063961A1 (en)
DE (1) DE69213523T2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5331250A (en) * 1990-12-12 1994-07-19 North American Philips Corporation Thick film resistor for use in a vacuum and a high pressure discharge lamp having such a resistor
DE102006002261A1 (en) 2006-01-17 2007-07-19 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH High pressure discharge lamp
US7728495B2 (en) 2007-08-01 2010-06-01 Osram Sylvania Inc. HID lamp with frit seal thermal control
DE102007045079A1 (en) 2007-09-21 2009-04-02 Osram Gesellschaft mit beschränkter Haftung High pressure discharge lamp

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7206559A (en) * 1972-05-16 1973-11-20
JPS5678058A (en) * 1979-11-28 1981-06-26 Mitsubishi Electric Corp Electric discharge lamp
JPS62262357A (en) * 1986-05-08 1987-11-14 Mitsubishi Mining & Cement Co Ltd Alumina tube for high pressure sodium lamp
EP0366187A1 (en) * 1988-10-24 1990-05-02 Koninklijke Philips Electronics N.V. High-pressure discharge lamp

Also Published As

Publication number Publication date
CA2063961A1 (en) 1992-09-29
EP0506182A3 (en) 1992-12-30
EP0506182B1 (en) 1996-09-11
DE69213523T2 (en) 1997-03-13
EP0506182A2 (en) 1992-09-30
JPH07169442A (en) 1995-07-04

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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