EP0506182A3 - High pressure gas discharge lamps - Google Patents

High pressure gas discharge lamps Download PDF

Info

Publication number
EP0506182A3
EP0506182A3 EP19920200786 EP92200786A EP0506182A3 EP 0506182 A3 EP0506182 A3 EP 0506182A3 EP 19920200786 EP19920200786 EP 19920200786 EP 92200786 A EP92200786 A EP 92200786A EP 0506182 A3 EP0506182 A3 EP 0506182A3
Authority
EP
European Patent Office
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.)
Granted
Application number
EP19920200786
Other versions
EP0506182B1 (en
EP0506182A2 (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 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
Publication of EP0506182A2 publication Critical patent/EP0506182A2/en
Publication of EP0506182A3 publication Critical patent/EP0506182A3/en
Application granted granted Critical
Publication of EP0506182B1 publication Critical patent/EP0506182B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
EP19920200786 1991-03-28 1992-03-19 High pressure gas discharge lamps Expired - Lifetime EP0506182B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US67693091A 1991-03-28 1991-03-28
US676930 1991-03-28

Publications (3)

Publication Number Publication Date
EP0506182A2 EP0506182A2 (en) 1992-09-30
EP0506182A3 true EP0506182A3 (en) 1992-12-30
EP0506182B1 EP0506182B1 (en) 1996-09-11

Family

ID=24716609

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19920200786 Expired - Lifetime EP0506182B1 (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

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3842304A (en) * 1972-05-16 1974-10-15 Philips Corp High-pressure gas discharge lamp
EP0366187A1 (en) * 1988-10-24 1990-05-02 Koninklijke Philips Electronics N.V. High-pressure discharge lamp

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3842304A (en) * 1972-05-16 1974-10-15 Philips Corp High-pressure gas discharge lamp
EP0366187A1 (en) * 1988-10-24 1990-05-02 Koninklijke Philips Electronics N.V. High-pressure discharge lamp

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 005, no. 141 (E-073)5 September 1981 & JP-A-56 078 058 ( MITSUBISHI ) 26 June 1981 *
PATENT ABSTRACTS OF JAPAN vol. 012, no. 146 (E-605)6 May 1988 & JP-A-62 262 357 ( MITSUBISHI ) 14 November 1987 *

Also Published As

Publication number Publication date
DE69213523T2 (en) 1997-03-13
JPH07169442A (en) 1995-07-04
EP0506182B1 (en) 1996-09-11
CA2063961A1 (en) 1992-09-29
EP0506182A2 (en) 1992-09-30
DE69213523D1 (en) 1996-10-17

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