FR2089504A5 - - Google Patents

Info

Publication number
FR2089504A5
FR2089504A5 FR7112788A FR7112788A FR2089504A5 FR 2089504 A5 FR2089504 A5 FR 2089504A5 FR 7112788 A FR7112788 A FR 7112788A FR 7112788 A FR7112788 A FR 7112788A FR 2089504 A5 FR2089504 A5 FR 2089504A5
Authority
FR
France
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
FR7112788A
Other languages
French (fr)
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 FR2089504A5 publication Critical patent/FR2089504A5/fr
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
    • H01J61/02—Details
    • H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
    • H01J61/125—Selection of substances for gas fillings; Specified operating pressure or temperature having an halogenide as principal component
    • 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
    • H01J61/34—Double-wall vessels or containers
    • 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
FR7112788A 1970-04-13 1971-04-09 Expired FR2089504A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7005294A NL7005294A (en) 1970-04-13 1970-04-13

Publications (1)

Publication Number Publication Date
FR2089504A5 true FR2089504A5 (en) 1972-01-07

Family

ID=19809841

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7112788A Expired FR2089504A5 (en) 1970-04-13 1971-04-09

Country Status (7)

Country Link
US (1) US3927343A (en)
BE (1) BE765693A (en)
CA (1) CA925147A (en)
DE (1) DE7016628U (en)
FR (1) FR2089504A5 (en)
GB (1) GB1280619A (en)
NL (1) NL7005294A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0215524A1 (en) * 1985-09-13 1987-03-25 Koninklijke Philips Electronics N.V. High-pressure mercury vapour discharge lamp
EP0286247A1 (en) * 1987-03-31 1988-10-12 THORN EMI plc Ceramic metal halide lamps

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3578362D1 (en) * 1984-04-19 1990-07-26 Gen Electric METAL HALOGENID LAMP AND LIGHTING SYSTEMS SPECIALLY SUITABLE FOR ARCHITECTURAL LIGHTING.
JPH0773001B2 (en) * 1985-10-18 1995-08-02 東芝ライテック株式会社 Projection light source device
US6084351A (en) * 1996-09-06 2000-07-04 Matsushita Electric Industrial Co., Ltd. Metal halide lamp and temperature control system therefor
JPH1083798A (en) * 1996-09-06 1998-03-31 Matsushita Electric Ind Co Ltd Metal halide lamp
US6963158B2 (en) * 2003-08-15 2005-11-08 Osram Sylvania Inc. Mount assembly for discharge lamps

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB509801A (en) * 1938-03-11 1939-07-21 Gen Electric Co Ltd Improvements in high-pressure metal-vapour electric discharge lamps
US2659833A (en) * 1949-11-09 1953-11-17 Hanovia Chemical & Mfg Co Ultraviolet vapor electric discharge device
US3450925A (en) * 1967-03-17 1969-06-17 Gen Electric Mercury bismuth halide photochemical arc lamp light sources

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0215524A1 (en) * 1985-09-13 1987-03-25 Koninklijke Philips Electronics N.V. High-pressure mercury vapour discharge lamp
EP0286247A1 (en) * 1987-03-31 1988-10-12 THORN EMI plc Ceramic metal halide lamps

Also Published As

Publication number Publication date
NL7005294A (en) 1971-10-15
CA925147A (en) 1973-04-24
US3927343A (en) 1975-12-16
GB1280619A (en) 1972-07-05
DE7016628U (en) 1970-08-13
BE765693A (en) 1971-10-13

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Legal Events

Date Code Title Description
ST Notification of lapse