EP0803898A3 - Electrode pour lampe à décharge - Google Patents

Electrode pour lampe à décharge Download PDF

Info

Publication number
EP0803898A3
EP0803898A3 EP97106015A EP97106015A EP0803898A3 EP 0803898 A3 EP0803898 A3 EP 0803898A3 EP 97106015 A EP97106015 A EP 97106015A EP 97106015 A EP97106015 A EP 97106015A EP 0803898 A3 EP0803898 A3 EP 0803898A3
Authority
EP
European Patent Office
Prior art keywords
barium
discharge lamp
lamp electrode
electrode
bahfo
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.)
Withdrawn
Application number
EP97106015A
Other languages
German (de)
English (en)
Other versions
EP0803898A2 (fr
Inventor
Klaus-Dieter Bauer
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.)
Osram GmbH
Original Assignee
Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
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 Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH filed Critical Patent Treuhand Gesellschaft fuer Elektrische Gluehlampen mbH
Publication of EP0803898A2 publication Critical patent/EP0803898A2/fr
Publication of EP0803898A3 publication Critical patent/EP0803898A3/fr
Withdrawn legal-status Critical Current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
    • H01J61/067—Main electrodes for low-pressure discharge lamps
    • H01J61/0675—Main electrodes for low-pressure discharge lamps characterised by the material of the electrode
    • H01J61/0677—Main electrodes for low-pressure discharge lamps characterised by the material of the electrode characterised by the electron emissive material

Landscapes

  • Discharge Lamp (AREA)
  • Luminescent Compositions (AREA)
EP97106015A 1996-04-24 1997-04-11 Electrode pour lampe à décharge Withdrawn EP0803898A3 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19616408 1996-04-24
DE19616408A DE19616408A1 (de) 1996-04-24 1996-04-24 Elektrode für Entladungslampen

Publications (2)

Publication Number Publication Date
EP0803898A2 EP0803898A2 (fr) 1997-10-29
EP0803898A3 true EP0803898A3 (fr) 1997-12-29

Family

ID=7792333

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97106015A Withdrawn EP0803898A3 (fr) 1996-04-24 1997-04-11 Electrode pour lampe à décharge

Country Status (9)

Country Link
US (1) US5880558A (fr)
EP (1) EP0803898A3 (fr)
JP (1) JPH1050252A (fr)
KR (1) KR970071987A (fr)
CN (1) CN1170954A (fr)
CA (1) CA2203330A1 (fr)
DE (1) DE19616408A1 (fr)
HU (1) HU218818B (fr)
TW (1) TW320733B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1037244A3 (fr) * 1999-03-12 2003-01-08 TDK Corporation Matériau émetteur d'électrons et son procédé de préparation
JP2003532996A (ja) 2000-05-12 2003-11-05 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 高圧放電ランプ
JP2002289139A (ja) * 2001-03-28 2002-10-04 Matsushita Electric Ind Co Ltd 冷陰極放電ランプ
DE10122392A1 (de) * 2001-05-09 2002-11-14 Philips Corp Intellectual Pty Gasentladungslampe
US6603249B2 (en) * 2001-09-24 2003-08-05 Osram Sylvania Inc. Fluorescent lamp with reduced sputtering
DE10242241A1 (de) * 2002-09-12 2004-03-25 Philips Intellectual Property & Standards Gmbh Niederdruckgasentladungslampe mit Ba TiO3-ähnlichen Elektronen-Ermittersubstanzen
CN1306554C (zh) * 2004-04-20 2007-03-21 陈宗烈 无灯丝热阴极荧光灯
US7633226B2 (en) * 2005-11-30 2009-12-15 General Electric Company Electrode materials for electric lamps and methods of manufacture thereof
US8253331B2 (en) * 2010-04-28 2012-08-28 General Electric Company Mercury dosing method for fluorescent lamps
CN104091740A (zh) * 2014-01-24 2014-10-08 朱惠冲 高强度稀土钼管冷阴极及其制备工艺
CN109686515B (zh) * 2018-12-30 2021-02-12 苏州团芯终端有限公司 高可靠性的ptc热敏电阻

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6477857A (en) * 1987-09-18 1989-03-23 Tdk Corp Cold cathode discharge apparatus
JPH0443546A (ja) * 1990-06-08 1992-02-13 Tdk Corp 放電電極
JPH04272109A (ja) * 1991-02-27 1992-09-28 Toshiba Corp 冷陰極蛍光ランプ用電極材料およびそれからなる電極
US5336970A (en) * 1991-12-26 1994-08-09 At&T Bell Laboratories Gas tube protector
EP0612093A1 (fr) * 1993-02-16 1994-08-24 Jacques Villain Cathode froide pour tube à décharge dans un gaz avec une couche de composé de métaux alcalino-terreux sur un support métallique
JPH07142027A (ja) * 1993-11-17 1995-06-02 Noritake Co Ltd 放電管

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2687489A (en) * 1952-06-26 1954-08-24 Hanovia Chemical & Mfg Co Electrode
DE1120016B (de) * 1964-07-08 1961-12-21 Elger 1 Alpenlaendisches Unter Nicht geheizte Elektrode, insbesondere fuer Niederspannungsleuchtstofflampen, sowie Lampe mit solchen Elektroden
US3558964A (en) * 1968-10-21 1971-01-26 Gen Electric High current thermionic hollow cathode lamp
US4081713A (en) * 1976-01-28 1978-03-28 Hitachi, Ltd. Directly heated oxide cathode
US4105908A (en) * 1976-04-30 1978-08-08 General Electric Company Metal halide lamp having open tungsten coil electrodes
US4210840A (en) * 1978-12-12 1980-07-01 Westinghouse Electric Corp. HID Lamp emission material
KR900008794B1 (ko) * 1986-06-11 1990-11-29 티 디 케이 가부시끼가이샤 방전 램프장치
KR920001844B1 (ko) * 1986-07-15 1992-03-05 티디 케이 가부시기가이샤 냉음극형 방전 등 장치
US5278474A (en) * 1989-01-12 1994-01-11 Tokyo Densoku Kabushiki Kaisha Discharge tube
JPH04174951A (ja) * 1990-07-19 1992-06-23 Tokyo Densoku Kk 放電管
US5627430A (en) * 1994-06-29 1997-05-06 Ushiodenki Kabushiki Kaisha Discharge lamp having a cathode with a sintered tip insert
JP3762434B2 (ja) * 1994-11-08 2006-04-05 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 低圧放電ランプ

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6477857A (en) * 1987-09-18 1989-03-23 Tdk Corp Cold cathode discharge apparatus
JPH0443546A (ja) * 1990-06-08 1992-02-13 Tdk Corp 放電電極
JPH04272109A (ja) * 1991-02-27 1992-09-28 Toshiba Corp 冷陰極蛍光ランプ用電極材料およびそれからなる電極
US5336970A (en) * 1991-12-26 1994-08-09 At&T Bell Laboratories Gas tube protector
EP0612093A1 (fr) * 1993-02-16 1994-08-24 Jacques Villain Cathode froide pour tube à décharge dans un gaz avec une couche de composé de métaux alcalino-terreux sur un support métallique
JPH07142027A (ja) * 1993-11-17 1995-06-02 Noritake Co Ltd 放電管

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 013, no. 298 (E - 784) 10 July 1989 (1989-07-10) *
PATENT ABSTRACTS OF JAPAN vol. 016, no. 230 (E - 1208) 27 May 1992 (1992-05-27) *
PATENT ABSTRACTS OF JAPAN vol. 017, no. 064 (M - 1364) 8 February 1993 (1993-02-08) *
PATENT ABSTRACTS OF JAPAN vol. 095, no. 009 31 October 1995 (1995-10-31) *

Also Published As

Publication number Publication date
CN1170954A (zh) 1998-01-21
JPH1050252A (ja) 1998-02-20
CA2203330A1 (fr) 1997-10-24
HU9700799D0 (en) 1997-06-30
KR970071987A (ko) 1997-11-07
HUP9700799A2 (hu) 1998-04-28
HU218818B (hu) 2000-12-28
TW320733B (fr) 1997-11-21
US5880558A (en) 1999-03-09
DE19616408A1 (de) 1997-10-30
HUP9700799A3 (en) 1999-10-28
EP0803898A2 (fr) 1997-10-29

Similar Documents

Publication Publication Date Title
EP0852454A3 (fr) Circuit pour alimenter une lampe à décharge basse pression sans électrodes
WO2003087304A3 (fr) Hetero-aryles tri-substitues et procedes de fabrication
EP0917179A3 (fr) Composant d'électrode pour lampes à décharge
CA2259849A1 (fr) Additif non sulfure et exempt de metaux alcalins pour huiles lubrifiantes
EP2260843A3 (fr) Alpha-MSH et derivés pour l'induction de la tolérance contre un antigène
EP0961074A3 (fr) Dispositif d' éclairage pour véhicule
HUP9700799A2 (hu) Elektród kisülőlámpához
EP1013625A3 (fr) Composition céramique diélectrique non-linéaire, condensateur de production d'impulsions, circuit pour lampe à décharge à vapeur haute pression et lampe à décharge à vapeur haute pression
DE69011727D1 (de) Verfahren zur Herstellung von Metallzylinderbauelementen für Entladungsröhren und Herstellungsverfahren für Magnetronanoden.
IT8221977A0 (it) Procedimento per la produzione di metalli ad elevata purezza.
EP1148768A3 (fr) Stabilisation dans le contrôle de lampes à décharge
EP1526622A3 (fr) Ballast électronique avec circuit de protection pour transistors de commutation d'un convertisseur
EP1202612A3 (fr) Dispositif d'éclairage à préchauffage amélioré pour lampes à décharge
EP1002697A3 (fr) Unité d'éclairage intérieur pour véhicule
EP1276137A3 (fr) Lampe a décharge à barrière diélectrique avec une aide à l'allumage
EP4550998A3 (fr) Composant piézoélectrique
EP1624729A1 (fr) Procédé pour la installation d'un système de illumination
ATE268503T1 (de) Verfahren zur herstellung einer elektrode für entladungslampen
DE3136961A1 (de) Kaltstartende leuchtstofflampe mit einstiftsockel und verfahren zu deren herstellung
DE202005006465U1 (de) Lampenbetriebsgerät mit Empfangseinrichtung für externe Steuerbefehle
EP1182916A3 (fr) Composant blindé, cadre lui appartenant ainsi que la méthode de sa fabrication
DE102004002016A1 (de) Zentrale Versorgung über mehrere DC-Ausgangskreise
PL372217A1 (en) Process for the production of 6.alpha.,9.alpha-difluoro-17.alpha.-(1-oxopropoxy)-11.beta.-hydroxy-16.alpha.-methyl-3-oxo-androst-1,4-diene-17.beta.-carbothioic acid
EP1282152A3 (fr) Hélice pour électrode à double couche pour lampe à décharge à haute intensité et méthode de fabrication de l'hélice pour électrode
EP0756312A3 (fr) Electrode comportant un élément de refroidissement

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): BE DE ES FR GB IT NL SE

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): BE DE ES FR GB IT NL SE

17P Request for examination filed

Effective date: 19980121

17Q First examination report despatched

Effective date: 19990909

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20010620