BE879747A - Lampe a decharge en arc a halogenure metallique dont les electrodes sont protegees - Google Patents

Lampe a decharge en arc a halogenure metallique dont les electrodes sont protegees

Info

Publication number
BE879747A
BE879747A BE2/58171A BE2058171A BE879747A BE 879747 A BE879747 A BE 879747A BE 2/58171 A BE2/58171 A BE 2/58171A BE 2058171 A BE2058171 A BE 2058171A BE 879747 A BE879747 A BE 879747A
Authority
BE
Belgium
Prior art keywords
discharge lamp
metal halide
arc discharge
halide arc
protected electrodes
Prior art date
Application number
BE2/58171A
Other languages
English (en)
Inventor
W C Gungle
W M Keeffe
D E Work
Original Assignee
Gte Sylvania Inc
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 Sylvania Inc filed Critical Gte Sylvania Inc
Publication of BE879747A publication Critical patent/BE879747A/fr

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
    • H01J61/04—Electrodes; Screens; Shields
BE2/58171A 1978-11-02 1979-10-31 Lampe a decharge en arc a halogenure metallique dont les electrodes sont protegees BE879747A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/956,950 US4383197A (en) 1978-11-02 1978-11-02 Metal halide arc discharge lamp having shielded electrode

Publications (1)

Publication Number Publication Date
BE879747A true BE879747A (fr) 1980-02-15

Family

ID=25498888

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2/58171A BE879747A (fr) 1978-11-02 1979-10-31 Lampe a decharge en arc a halogenure metallique dont les electrodes sont protegees

Country Status (7)

Country Link
US (1) US4383197A (fr)
BE (1) BE879747A (fr)
CA (1) CA1149001A (fr)
DE (1) DE2943813A1 (fr)
FR (1) FR2440613A1 (fr)
GB (1) GB2042792B (fr)
NL (1) NL7908006A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0164803A1 (fr) * 1984-06-12 1985-12-18 Koninklijke Philips Electronics N.V. Lampe à décharge à sodium à haute pression
US4739227A (en) * 1986-09-26 1988-04-19 General Electric Company Fluorescent lamp dimming over large light output range
GB2248718A (en) * 1990-07-20 1992-04-15 Samsung Electronic Devices Metal halide lamp.
CA2544575C (fr) * 2003-11-10 2012-07-10 Michael Edward Wood Procede et dispositif pour mettre en pression des contenants
US7893617B2 (en) * 2006-03-01 2011-02-22 General Electric Company Metal electrodes for electric plasma discharge devices

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR769133A (fr) * 1933-02-17 1934-08-20 Quarzlampen Gmbh Tubes à décharge à gaz ou à vapeur, avec une ou plusieurs électrodes portées à température élevée en cours de fonctionnement
US2725495A (en) * 1951-06-04 1955-11-29 Westinghouse Electric Corp Discharge lamp
US2812465A (en) * 1954-05-10 1957-11-05 Kenneth J Germeshausen Gaseous-discharge device
US3109952A (en) * 1962-03-15 1963-11-05 Norman C Beese High intensity short arc lamp having an annular cathode shield
NL162244C (nl) * 1970-12-25 1980-04-15 Philips Nv Lagedrukkwikdampontladingslamp.
US3761758A (en) * 1972-01-27 1973-09-25 Gte Sylvania Inc Metal halide lamp containing mercury, light emitting metal, sodium and another alkali metal
US4056751A (en) * 1976-03-22 1977-11-01 Gte Sylvania Incorporated Metal halide discharge lamp having optimum electrode location
US4056750A (en) * 1976-12-17 1977-11-01 Gte Sylvania Incorporated Mercury dispenser for discharge lamps
US4117374A (en) * 1976-12-23 1978-09-26 General Electric Company Fluorescent lamp with opposing inversere cone electrodes

Also Published As

Publication number Publication date
FR2440613B3 (fr) 1981-08-14
NL7908006A (nl) 1980-05-07
US4383197A (en) 1983-05-10
FR2440613A1 (fr) 1980-05-30
GB2042792A (en) 1980-09-24
DE2943813A1 (de) 1980-05-14
CA1149001A (fr) 1983-06-28
GB2042792B (en) 1982-12-01
DE2943813C2 (fr) 1989-03-09

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: GTE SYLVANIA INC.

Effective date: 19911031