DE2953964C2 - Hochdruck-Metalldampfentladungslampe - Google Patents

Hochdruck-Metalldampfentladungslampe

Info

Publication number
DE2953964C2
DE2953964C2 DE19792953964 DE2953964A DE2953964C2 DE 2953964 C2 DE2953964 C2 DE 2953964C2 DE 19792953964 DE19792953964 DE 19792953964 DE 2953964 A DE2953964 A DE 2953964A DE 2953964 C2 DE2953964 C2 DE 2953964C2
Authority
DE
Germany
Prior art keywords
electrode
helix
wire
cathode
mandrel
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
Application number
DE19792953964
Other languages
German (de)
English (en)
Inventor
Antonin Josef Richmond Heights Ohio Dvorak
Elmer George Chardon Ohio Fridrich
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
Application granted granted Critical
Publication of DE2953964C2 publication Critical patent/DE2953964C2/de
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
    • H01J61/04—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

Landscapes

  • Discharge Lamp (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)
DE19792953964 1978-12-26 1979-12-22 Hochdruck-Metalldampfentladungslampe Expired DE2953964C2 (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
DE2953964C2 true DE2953964C2 (de) 1985-06-20

Family

ID=25520603

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19792953964 Expired DE2953964C2 (de) 1978-12-26 1979-12-22 Hochdruck-Metalldampfentladungslampe
DE19792951967 Expired DE2951967C2 (de) 1978-12-26 1979-12-22 Elektrode für eine Hochdruck-Metalldampf-Entladungslampe

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE19792951967 Expired DE2951967C2 (de) 1978-12-26 1979-12-22 Elektrode für eine Hochdruck-Metalldampf-Entladungslampe

Country Status (4)

Country Link
JP (1) JPS5590048A (enrdf_load_stackoverflow)
DE (2) DE2953964C2 (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
DE69606699T2 (de) * 1995-11-02 2000-08-17 Koninklijke Philips Electronics N.V., Eindhoven Hochdruckentladungslampe
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

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR789727A (fr) * 1934-05-08 1935-11-05 Lampes Sa Perfectionnements aux tubes à décharge
DE962461C (de) * 1950-12-18 1957-04-25 Dr Hermann E Krefft Gluehelektrode fuer elektrische Hochdruck- und Hoechstdruck-Entladungslampen
FR1138260A (fr) * 1953-07-10 1957-06-12 Sylvania Electric Prod Cathode pour lampe à décharge électrique
DE2826733C2 (de) * 1977-07-05 1982-07-29 General Electric Co., Schenectady, N.Y. Hochdruck-Metalldampf-Entladungslampe

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2441863A (en) * 1945-03-10 1948-05-18 Gen Electric Electrode for discharge devices
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

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR789727A (fr) * 1934-05-08 1935-11-05 Lampes Sa Perfectionnements aux tubes à décharge
DE962461C (de) * 1950-12-18 1957-04-25 Dr Hermann E Krefft Gluehelektrode fuer elektrische Hochdruck- und Hoechstdruck-Entladungslampen
FR1138260A (fr) * 1953-07-10 1957-06-12 Sylvania Electric Prod Cathode pour lampe à décharge électrique
DE2826733C2 (de) * 1977-07-05 1982-07-29 General Electric Co., Schenectady, N.Y. Hochdruck-Metalldampf-Entladungslampe

Also Published As

Publication number Publication date
GB2043331A (en) 1980-10-01
JPS5590048A (en) 1980-07-08
GB2043331B (en) 1982-11-17
DE2951967C2 (de) 1984-06-28
FR2445614B1 (enrdf_load_stackoverflow) 1982-10-22
FR2445614A1 (fr) 1980-07-25
DE2951967A1 (de) 1980-07-03
JPS647460B2 (enrdf_load_stackoverflow) 1989-02-08

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