ES2108932T3 - Lampara de descarga de haluro de metal de alta presion. - Google Patents

Lampara de descarga de haluro de metal de alta presion.

Info

Publication number
ES2108932T3
ES2108932T3 ES94202854T ES94202854T ES2108932T3 ES 2108932 T3 ES2108932 T3 ES 2108932T3 ES 94202854 T ES94202854 T ES 94202854T ES 94202854 T ES94202854 T ES 94202854T ES 2108932 T3 ES2108932 T3 ES 2108932T3
Authority
ES
Spain
Prior art keywords
oxide
high pressure
metal halide
discharge lamp
pressure metal
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 - Lifetime
Application number
ES94202854T
Other languages
English (en)
Inventor
Martin F C Willemsen
Paul Douglas Goodell
Erk Willem Van
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 Electronics 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 Electronics NV filed Critical Philips Electronics NV
Application granted granted Critical
Publication of ES2108932T3 publication Critical patent/ES2108932T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J7/00—Details not provided for in the preceding groups and common to two or more basic types of discharge tubes or lamps
    • H01J7/44—One or more circuit elements structurally associated with the tube or lamp
    • 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
    • H01J61/0735—Main electrodes for high-pressure discharge lamps characterised by the material of the electrode
    • H01J61/0737—Main electrodes for high-pressure discharge lamps characterised by the material of the electrode characterised by the electron emissive material

Landscapes

  • Discharge Lamp (AREA)
  • Vessels And Coating Films For Discharge Lamps (AREA)

Abstract

LA LAMPARA DE DESCARGA DE HALURO DE METAL DE ALTA PRESION TIENE ELECTRODOS DE TUNGSTENO (2) EN UN VASO DE LAMPARA TRANSMISOR DE LA LUZ (1) QUE ESTA CERRADO CONSERVANDO EL VACIO EN SU INTERIOR. LOS ELECTRODOS (2) COMPRENDEN UN EMISOR QUE ESTA DISTRIBUIDO A TODO LO LARGO DE SU MASA Y ESTA FORMADO POR UN PRIMER OXIDO ESCOGIDO ENTRE OXIDO DE HAFNIO Y OXIDO DE ZIRCONIO Y POR UN SEGUNDO OXIDO ESCOGIDO ENTRE OXIDO DE ITRIO, OXIDO DE LANTANO, OXIDO DE CERIO Y OXIDO DE ESCANDIO, Y ESTAN SUBSTANCIALMENTE LIBRES DE OXIDO DE TORIO. LA LAMPARA MANTIENE SU SALIDA DE LUZ INICIAL EN UN ALTO GRADO A TODO LO LARGO DE SU VIDA UTIL.
ES94202854T 1993-10-07 1994-10-03 Lampara de descarga de haluro de metal de alta presion. Expired - Lifetime ES2108932T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE9301051A BE1007595A3 (nl) 1993-10-07 1993-10-07 Hogedruk-metaalhalogenide-ontladingslamp.

Publications (1)

Publication Number Publication Date
ES2108932T3 true ES2108932T3 (es) 1998-01-01

Family

ID=3887399

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94202854T Expired - Lifetime ES2108932T3 (es) 1993-10-07 1994-10-03 Lampara de descarga de haluro de metal de alta presion.

Country Status (8)

Country Link
US (1) US5530317A (es)
EP (1) EP0647964B1 (es)
JP (1) JPH07153421A (es)
KR (1) KR950012517A (es)
CN (1) CN1069440C (es)
BE (1) BE1007595A3 (es)
DE (1) DE69405183T2 (es)
ES (1) ES2108932T3 (es)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19530293A1 (de) * 1995-08-17 1997-02-20 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Hochdruckentladungslampe
CN1252891A (zh) * 1997-12-22 2000-05-10 皇家菲利浦电子有限公司 高气压金属卤化物放电灯
JP2001266798A (ja) 2000-03-15 2001-09-28 Nec Corp 高圧放電灯
JP2001319617A (ja) * 2000-05-08 2001-11-16 Ushio Inc 超高圧水銀ランプ
CN1235260C (zh) * 2001-03-30 2006-01-04 松下电器产业株式会社 汽车前灯用金属卤化物灯
JP4708611B2 (ja) * 2001-07-09 2011-06-22 新日本無線株式会社 放電ランプ用陰極
DE10209426A1 (de) 2002-03-05 2003-09-18 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Kurzbogen-Hochdruckentladungslampe
DE10209424A1 (de) * 2002-03-05 2003-09-18 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Quecksilber-Kurzbogenlampe
US7583030B2 (en) * 2003-07-21 2009-09-01 Advanced Lighting Technologies, Inc. Dopant-free tungsten electrodes in metal halide lamps
EP1741119B1 (en) * 2004-04-21 2019-04-03 Lumileds Holding B.V. Method for the thermal treatment of tungsten electrodes free from thorium oxide for high-pressure discharge lamps
JP2008513932A (ja) 2004-07-06 2008-05-01 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 動作が改善されたランプ
JP4815839B2 (ja) * 2005-03-31 2011-11-16 ウシオ電機株式会社 高負荷高輝度放電ランプ
JP4696697B2 (ja) * 2005-06-03 2011-06-08 ウシオ電機株式会社 超高圧水銀ランプ
WO2007026288A2 (en) * 2005-09-02 2007-03-08 Philips Intellectual Property & Standards Gmbh High-pressure gas discharge lamp
JP4799132B2 (ja) * 2005-11-08 2011-10-26 株式会社小糸製作所 放電ランプ装置用アークチューブ
WO2010067781A1 (ja) * 2008-12-08 2010-06-17 株式会社アライドマテリアル タングステン電極材料および熱電子放出電流測定装置
JP5293172B2 (ja) * 2008-12-26 2013-09-18 ウシオ電機株式会社 放電ランプ
DE102009021235B4 (de) * 2009-05-14 2018-07-26 Osram Gmbh Entladungslampe mit beschichteter Elektrode
CN103975414B (zh) * 2012-07-03 2017-03-08 株式会社东芝 钨合金部件、以及使用该钨合金部件的放电灯、发射管和磁控管
DE102012215184A1 (de) 2012-08-27 2014-02-27 Osram Gmbh Hochdruckentladungslampe
CN104183462A (zh) * 2013-05-28 2014-12-03 海洋王照明科技股份有限公司 陶瓷金卤灯电极及陶瓷金卤灯
CN104183457A (zh) * 2013-05-28 2014-12-03 海洋王照明科技股份有限公司 陶瓷金卤灯电极
CN104183463A (zh) * 2013-05-28 2014-12-03 海洋王照明科技股份有限公司 陶瓷金卤灯电极及陶瓷金卤灯
CN104183460A (zh) * 2013-05-28 2014-12-03 海洋王照明科技股份有限公司 陶瓷金卤灯电极及陶瓷金卤灯
CN104183461A (zh) * 2013-05-28 2014-12-03 海洋王照明科技股份有限公司 陶瓷金卤灯电极及陶瓷金卤灯
CN104183456A (zh) * 2013-05-28 2014-12-03 海洋王照明科技股份有限公司 陶瓷金卤灯电极及陶瓷金卤灯
CN106206215B (zh) * 2016-08-21 2018-03-09 北京工业大学 一种二元复合La2O3、Ta2O5掺杂钼阴极材料及其制备方法
CN108533992A (zh) * 2018-04-19 2018-09-14 绍兴文理学院 一种选择性辐射光源

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1294383A (en) * 1970-02-11 1972-10-25 Thorn Lighting Ltd Discharge lamps having improved thermionic cathodes
NL175771B (nl) * 1975-06-20 1984-07-16 Philips Nv Hogedrukgasontladingslamp en een werkwijze voor de vervaardiging hiervan.
JPS5367972A (en) * 1976-11-30 1978-06-16 Mitsubishi Electric Corp Electrode for elctric discharge lamp
AU527753B2 (en) * 1978-09-07 1983-03-24 Tokyo Shibaura Denki Kabushiki Kaisha Discharge lamp electrode
US4303848A (en) * 1979-08-29 1981-12-01 Toshiba Corporation Discharge lamp and method of making same
CA1227521A (en) * 1983-10-06 1987-09-29 Philip J. White Emissive material for high intensity sodium vapor discharge device
US4574219A (en) * 1984-05-25 1986-03-04 General Electric Company Lighting unit
JPS6431343A (en) * 1987-07-28 1989-02-01 Iwasaki Electric Co Ltd Metal halide lamp

Also Published As

Publication number Publication date
JPH07153421A (ja) 1995-06-16
BE1007595A3 (nl) 1995-08-16
EP0647964A1 (en) 1995-04-12
US5530317A (en) 1996-06-25
DE69405183D1 (de) 1997-10-02
CN1112285A (zh) 1995-11-22
EP0647964B1 (en) 1997-08-27
KR950012517A (ko) 1995-05-16
DE69405183T2 (de) 1998-02-26
CN1069440C (zh) 2001-08-08

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