FR2445614B1 - - Google Patents

Info

Publication number
FR2445614B1
FR2445614B1 FR7931674A FR7931674A FR2445614B1 FR 2445614 B1 FR2445614 B1 FR 2445614B1 FR 7931674 A FR7931674 A FR 7931674A FR 7931674 A FR7931674 A FR 7931674A FR 2445614 B1 FR2445614 B1 FR 2445614B1
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
FR7931674A
Other languages
French (fr)
Other versions
FR2445614A1 (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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of FR2445614A1 publication Critical patent/FR2445614A1/fr
Application granted granted Critical
Publication of FR2445614B1 publication Critical patent/FR2445614B1/fr
Granted 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
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/06—Main electrodes
    • H01J61/073—Main electrodes for high-pressure discharge lamps
    • H01J61/0732—Main electrodes for high-pressure discharge lamps characterised by the construction of the electrode
FR7931674A 1978-12-26 1979-12-26 Electrode pour lampe a vapeurs metalliques haute pression Granted FR2445614A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US97318278A 1978-12-26 1978-12-26

Publications (2)

Publication Number Publication Date
FR2445614A1 FR2445614A1 (fr) 1980-07-25
FR2445614B1 true FR2445614B1 (enrdf_load_stackoverflow) 1982-10-22

Family

ID=25520603

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7931674A Granted FR2445614A1 (fr) 1978-12-26 1979-12-26 Electrode pour lampe a vapeurs metalliques haute pression

Country Status (4)

Country Link
JP (1) JPS5590048A (enrdf_load_stackoverflow)
DE (2) DE2951967C2 (enrdf_load_stackoverflow)
FR (1) FR2445614A1 (enrdf_load_stackoverflow)
GB (1) GB2043331B (enrdf_load_stackoverflow)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3050721C2 (enrdf_load_stackoverflow) 1979-03-12 1987-12-17 General Electric Co., Schenectady, N.Y., Us
US4320322A (en) * 1980-03-24 1982-03-16 Gte Products Corporation Electrode geometry to improve arc stability
US4633136A (en) * 1982-04-20 1986-12-30 Patent-Treuhand-Gesellschaft Fur Elektrische Gluhlampen Mbh High-pressure discharge lamp with low power input
DE3240359A1 (de) * 1982-11-02 1984-05-03 W.C. Heraeus Gmbh, 6450 Hanau "elektrode fuer laseranregungslampen"
GB8303074D0 (en) * 1983-02-04 1983-03-09 Gen Electric Co Plc Electric discharge lamps
DE3305468A1 (de) * 1983-02-17 1984-08-23 Egyesült Izzólámpa és Villamossági Részvénytársaság, Budapest Verfahren zur herstellung von elektroden fuer hochdruck-entladungslampen
US4847534A (en) * 1985-07-17 1989-07-11 U.S. Philips Corporation High-pressure discharge lamp with torsionally wound electrode structure
US4968916A (en) * 1989-09-08 1990-11-06 General Electric Company Xenon-metal halide lamp particularly suited for automotive applications having an improved electrode structure
DE4202971A1 (de) * 1992-02-03 1993-08-05 Heraeus Instr Gmbh Hochdruckgasentladungslampe fuer gleichstrombetrieb
US5357167A (en) * 1992-07-08 1994-10-18 General Electric Company High pressure discharge lamp with a thermally improved anode
EP0801812B1 (en) * 1995-11-02 2000-02-16 Koninklijke Philips Electronics N.V. High-pressure discharge lamp
JP3218560B2 (ja) * 1997-02-07 2001-10-15 スタンレー電気株式会社 前照灯用メタルハライドランプ
JP3327896B2 (ja) 2000-05-12 2002-09-24 松下電器産業株式会社 高圧放電ランプ
US6621219B2 (en) * 2000-12-28 2003-09-16 General Electric Company Thermally insulating lead wire for ceramic metal halide electrodes

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2009211A (en) 1934-05-08 1935-07-23 Gen Electric Vapor Lamp Co Gaseous electric discharge device
US2441863A (en) * 1945-03-10 1948-05-18 Gen Electric Electrode for discharge devices
US2731581A (en) * 1950-12-18 1956-01-17 Krefft Hermann Eduard Electrode for gaseous discharge lamps
FR1138260A (fr) 1953-07-10 1957-06-12 Sylvania Electric Prod Cathode pour lampe à décharge électrique
US3069581A (en) * 1959-05-11 1962-12-18 Gen Electric Low pressure discharge lamp
FR1271505A (fr) * 1959-05-11 1961-09-15 Lampes Sa Appareil à décharge à basse pression
NL296948A (enrdf_load_stackoverflow) * 1963-08-21
BE785860A (fr) * 1971-07-06 1973-01-05 Gen Electric Electrode a filament et procede pour la fabrication de celle-ci
GB1448069A (en) * 1974-02-11 1976-09-02 Thorn Electrical Ind Ltd Lamp electrodes
DE2826733C2 (de) 1977-07-05 1982-07-29 General Electric Co., Schenectady, N.Y. Hochdruck-Metalldampf-Entladungslampe

Also Published As

Publication number Publication date
FR2445614A1 (fr) 1980-07-25
GB2043331A (en) 1980-10-01
GB2043331B (en) 1982-11-17
DE2953964C2 (de) 1985-06-20
JPS5590048A (en) 1980-07-08
JPS647460B2 (enrdf_load_stackoverflow) 1989-02-08
DE2951967A1 (de) 1980-07-03
DE2951967C2 (de) 1984-06-28

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Legal Events

Date Code Title Description
ST Notification of lapse