EP0978864A3 - Zweiseitig gesockelte Metallhalogenidlampe niedriger Leistung - Google Patents

Zweiseitig gesockelte Metallhalogenidlampe niedriger Leistung Download PDF

Info

Publication number
EP0978864A3
EP0978864A3 EP99115050A EP99115050A EP0978864A3 EP 0978864 A3 EP0978864 A3 EP 0978864A3 EP 99115050 A EP99115050 A EP 99115050A EP 99115050 A EP99115050 A EP 99115050A EP 0978864 A3 EP0978864 A3 EP 0978864A3
Authority
EP
European Patent Office
Prior art keywords
tip portion
metal halide
electrode
power consumption
diameter
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.)
Granted
Application number
EP99115050A
Other languages
English (en)
French (fr)
Other versions
EP0978864B1 (de
EP0978864A2 (de
Inventor
Shigeru Shibayama
Toshiyuki Nagahara
Masaaki Muto
Kimihiro Iritono
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.)
Stanley Electric Co Ltd
Original Assignee
Stanley Electric Co Ltd
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 Stanley Electric Co Ltd filed Critical Stanley Electric Co Ltd
Publication of EP0978864A2 publication Critical patent/EP0978864A2/de
Publication of EP0978864A3 publication Critical patent/EP0978864A3/de
Application granted granted Critical
Publication of EP0978864B1 publication Critical patent/EP0978864B1/de
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
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/82—Lamps with high-pressure unconstricted discharge having a cold pressure > 400 Torr
    • H01J61/827—Metal halide arc lamps
    • 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 Lamps And Accessories Thereof (AREA)
  • Discharge Lamp (AREA)
EP19990115050 1998-08-04 1999-08-04 Zweiseitig gesockelte Metallhalogenidlampe niedriger Leistung Expired - Lifetime EP0978864B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP22047098 1998-08-04
JP22047098A JP2000057994A (ja) 1998-08-04 1998-08-04 ダブルエンド型低電力メタルハライドランプ

Publications (3)

Publication Number Publication Date
EP0978864A2 EP0978864A2 (de) 2000-02-09
EP0978864A3 true EP0978864A3 (de) 2001-11-21
EP0978864B1 EP0978864B1 (de) 2007-12-12

Family

ID=16751620

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19990115050 Expired - Lifetime EP0978864B1 (de) 1998-08-04 1999-08-04 Zweiseitig gesockelte Metallhalogenidlampe niedriger Leistung

Country Status (3)

Country Link
EP (1) EP0978864B1 (de)
JP (1) JP2000057994A (de)
DE (1) DE69937710T2 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6879101B2 (en) 2002-02-15 2005-04-12 Harison Toshiba Lighting Corp. Metal halide lamp with electrodes having a curved surface part and automotive headlamp apparatus

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1296356B1 (de) * 2001-09-13 2014-03-05 Ushiodenki Kabushiki Kaisha Höchstdruck-Entladungslampe vom Kurzbogentyp
WO2007077504A2 (en) * 2006-01-03 2007-07-12 Philips Intellectual Property & Standards Gmbh High-pressure mercury vapor discharge lamp and method of manufacturing a high-pressure mercury vapor discharge lamp
US8410698B2 (en) 2008-04-14 2013-04-02 Koninklijke Philips Electronics N. V. High efficiency discharge lamp
US7893619B2 (en) 2008-07-25 2011-02-22 General Electric Company High intensity discharge lamp
US8598789B2 (en) * 2008-09-10 2013-12-03 Koninklijke Philips N.V. Discharge lamp with improved discharge vessel
US8436536B2 (en) * 2009-03-06 2013-05-07 Harison Toshiba Lighting Corporation Vehicle discharge lamp, vehicle discharge lamp device, lighting circuit combined type vehicle discharge lamp device, and lighting circuit
JP5428957B2 (ja) * 2009-05-13 2014-02-26 東芝ライテック株式会社 車両用放電ランプ、および車両用放電ランプ装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4594529A (en) * 1982-12-01 1986-06-10 U.S. Philips Corporation Metal halide discharge lamp
US5017839A (en) * 1988-12-19 1991-05-21 Patent-Treuhand Gesellschaft Fur Elektrische Gluhlampen M.B.H Illumination system having a low-power high-pressure discharge lamp and power supply combination
US5083059A (en) * 1990-12-31 1992-01-21 Welch Allyn, Inc. Electrode for metal halide discharge lamp
US5270620A (en) * 1990-09-04 1993-12-14 General Electric Company High frequency resonant converter for operating metal halide lamps
US5420477A (en) * 1993-01-15 1995-05-30 Welch Allyn, Inc. Electrode for metal halide discharge lamp

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4594529A (en) * 1982-12-01 1986-06-10 U.S. Philips Corporation Metal halide discharge lamp
US5017839A (en) * 1988-12-19 1991-05-21 Patent-Treuhand Gesellschaft Fur Elektrische Gluhlampen M.B.H Illumination system having a low-power high-pressure discharge lamp and power supply combination
US5270620A (en) * 1990-09-04 1993-12-14 General Electric Company High frequency resonant converter for operating metal halide lamps
US5083059A (en) * 1990-12-31 1992-01-21 Welch Allyn, Inc. Electrode for metal halide discharge lamp
US5420477A (en) * 1993-01-15 1995-05-30 Welch Allyn, Inc. Electrode for metal halide discharge lamp

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6879101B2 (en) 2002-02-15 2005-04-12 Harison Toshiba Lighting Corp. Metal halide lamp with electrodes having a curved surface part and automotive headlamp apparatus

Also Published As

Publication number Publication date
DE69937710T2 (de) 2008-11-27
EP0978864B1 (de) 2007-12-12
EP0978864A2 (de) 2000-02-09
JP2000057994A (ja) 2000-02-25
DE69937710D1 (de) 2008-01-24

Similar Documents

Publication Publication Date Title
CA2036901A1 (en) Low watt metal halide lamp
EP1310983A3 (de) Lichtemittierende Gefässe für Hochdruckentladungslampen, Hochdruckentladungslampen, Beleuchtungssysteme und Kraftfahrzeugscheinwerfer
WO2002082500A1 (en) Car headlight-use metal halide lamp
EP1056115A3 (de) Hochdruckentladungslampe
EP1349197A3 (de) Metallhalogenidlampe und Scheinwerfer-Einrichtung für Kraftfahrzeuge
EP1134785A3 (de) Hochdruckentladungslampe
EP0949658A3 (de) Quecksilberhochdrucklampe
TW429390B (en) Mercury-free metal-halide lamp
EP2360714A3 (de) Hochdruckentladungslampe und Verfahren zum Abdichten eines zugehörigen Kolbens
DE69604135D1 (de) Quecksilberlampe vom Kurzbogentyp und Betriebsverfahren davon
EP1191572A3 (de) Kurzbogen-Entladungslampe
EP0978864B1 (de) Zweiseitig gesockelte Metallhalogenidlampe niedriger Leistung
EP1398824A3 (de) Metallhologenidlampe mit Vorrichtung zum Unterdrücken unerwünschter Entladungen
CA2373455A1 (en) A flash discharge lamp
JP2000048769A (ja) 高圧放電ランプおよび照明装置
US6456008B1 (en) Metal Halide lamp having improved shunting characteristics
EP1253623A3 (de) Niederspannungsleuchtstofflampe
EP1367635A3 (de) Quecksilberhochdruckentladungslampen und Dichtungselemente dafür
EP1353357A3 (de) Ultrahochdruck-Quecksilberlampe
US7746000B2 (en) Discharge bulb
JP3903767B2 (ja) 両口金形高圧金属蒸気放電灯
JPS5753062A (en) Halide lamp
JP3970788B2 (ja) 放電管
JP3970418B2 (ja) 放電管
JP3078074U (ja) 省資源高効率蛍光灯

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): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

Kind code of ref document: A2

Designated state(s): DE FR GB

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

PUAL Search report despatched

Free format text: ORIGINAL CODE: 0009013

AK Designated contracting states

Kind code of ref document: A3

Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

AX Request for extension of the european patent

Free format text: AL;LT;LV;MK;RO;SI

RIC1 Information provided on ipc code assigned before grant

Free format text: 7H 01J 61/073 A, 7H 01J 61/82 B, 7H 01J 61/86 B

17P Request for examination filed

Effective date: 20020521

AKX Designation fees paid

Free format text: DE FR GB

17Q First examination report despatched

Effective date: 20050309

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

GRAS Grant fee paid

Free format text: ORIGINAL CODE: EPIDOSNIGR3

GRAA (expected) grant

Free format text: ORIGINAL CODE: 0009210

AK Designated contracting states

Kind code of ref document: B1

Designated state(s): DE FR GB

REG Reference to a national code

Ref country code: GB

Ref legal event code: FG4D

REF Corresponds to:

Ref document number: 69937710

Country of ref document: DE

Date of ref document: 20080124

Kind code of ref document: P

EN Fr: translation not filed
PLBE No opposition filed within time limit

Free format text: ORIGINAL CODE: 0009261

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

Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: FR

Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT

Effective date: 20080926

26N No opposition filed

Effective date: 20080915

PGFP Annual fee paid to national office [announced via postgrant information from national office to epo]

Ref country code: DE

Payment date: 20150729

Year of fee payment: 17

Ref country code: GB

Payment date: 20150729

Year of fee payment: 17

REG Reference to a national code

Ref country code: DE

Ref legal event code: R119

Ref document number: 69937710

Country of ref document: DE

GBPC Gb: european patent ceased through non-payment of renewal fee

Effective date: 20160804

PG25 Lapsed in a contracting state [announced via postgrant information from national office to epo]

Ref country code: GB

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20160804

Ref country code: DE

Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES

Effective date: 20170301