DE69807020D1 - Niederdruckquecksilberentladungslampe - Google Patents

Niederdruckquecksilberentladungslampe

Info

Publication number
DE69807020D1
DE69807020D1 DE69807020T DE69807020T DE69807020D1 DE 69807020 D1 DE69807020 D1 DE 69807020D1 DE 69807020 T DE69807020 T DE 69807020T DE 69807020 T DE69807020 T DE 69807020T DE 69807020 D1 DE69807020 D1 DE 69807020D1
Authority
DE
Germany
Prior art keywords
low pressure
discharge lamp
pressure mercury
mercury discharge
lamp
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 - Fee Related
Application number
DE69807020T
Other languages
English (en)
Other versions
DE69807020T2 (de
Inventor
Kemenade Maria Van
Der Wel Joseph 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
Koninklijke 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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Priority claimed from PCT/IB1998/000265 external-priority patent/WO1998044537A1/en
Publication of DE69807020D1 publication Critical patent/DE69807020D1/de
Application granted granted Critical
Publication of DE69807020T2 publication Critical patent/DE69807020T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
    • H01J61/72—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a main light-emitting filling of easily vaporisable metal vapour, e.g. mercury
    • 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
    • H01J61/10—Shields, screens, or guides for influencing the discharge
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/35—Vessels; Containers provided with coatings on the walls thereof; Selection of materials for the coatings
DE69807020T 1997-03-27 1998-03-02 Niederdruckquecksilberentladungslampe Expired - Fee Related DE69807020T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP97200921 1997-03-27
PCT/IB1998/000265 WO1998044537A1 (en) 1997-03-27 1998-03-02 Low-pressure mercury discharge lamp

Publications (2)

Publication Number Publication Date
DE69807020D1 true DE69807020D1 (de) 2002-09-12
DE69807020T2 DE69807020T2 (de) 2003-04-10

Family

ID=8228149

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69807020T Expired - Fee Related DE69807020T2 (de) 1997-03-27 1998-03-02 Niederdruckquecksilberentladungslampe

Country Status (4)

Country Link
US (1) US6049164A (de)
JP (1) JP2000511687A (de)
CN (1) CN1146010C (de)
DE (1) DE69807020T2 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69823643T2 (de) * 1997-10-22 2005-04-21 Koninkl Philips Electronics Nv Niederdruckentladungslampe und kompakte leuchtstofflampe
TW423703U (en) * 1998-05-08 2001-02-21 Koninkl Philips Electronics Nv Low-pressure mercury vapor discharge lamp
TW435811U (en) * 1998-05-08 2001-05-16 Koninkl Philips Electronics Nv Low-pressure mercury-vapor discharge lamp
DE60027262T2 (de) * 1999-08-26 2007-03-08 Koninklijke Philips Electronics N.V. Niederdruck-quecksilberdampfentladungslampe
US6683405B2 (en) * 2001-06-26 2004-01-27 Koninklijke Philips Electronics N.V. Fluorescent CWX lamp with reduced mercury
US6683407B2 (en) * 2001-07-02 2004-01-27 General Electric Company Long life fluorescent lamp
US6614146B2 (en) * 2001-09-24 2003-09-02 Osram Sylvania Inc. Electrode shield for fluorescent lamp having a pair of spaced apart shield plates
US6809477B2 (en) * 2002-02-21 2004-10-26 General Electric Company Fluorescent lamp electrode for instant start circuits
US20040070324A1 (en) * 2002-02-21 2004-04-15 Lisitsyn Igor V. Fluorescent lamp electrode for instant start and rapid start circuits
US7692388B2 (en) * 2006-02-09 2010-04-06 Honeywell International Inc. Methods and apparatus for reducing radio frequency emissions in fluorescent light lamps
CN101236881B (zh) * 2008-02-04 2010-06-09 浙江阳光集团股份有限公司 一种细小管径的荧光灯管

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3549937A (en) * 1968-02-03 1970-12-22 Tokyo Shibaura Electric Co Low pressure mercury vapour discharge lamp including an alloy type getter coating
DE2339056A1 (de) * 1973-08-01 1975-02-13 Patra Patent Treuhand Quecksilberdampfniederdruckentladungslampe mit amalgam
JPS5037286A (de) * 1973-08-03 1975-04-07
US4032813A (en) * 1974-08-19 1977-06-28 Duro-Test Corporation Fluorescent lamp with reduced wattage consumption having electrode shield with getter material
US4032814A (en) * 1974-08-19 1977-06-28 Duro-Test Corporation Fluorescent lamp with reduced wattage consumption
JPS51130685U (de) * 1975-04-14 1976-10-21
JPS55117857A (en) * 1979-02-28 1980-09-10 Matsushita Electric Works Ltd Discharge lamp
JPS62136746A (ja) * 1985-12-11 1987-06-19 Hitachi Ltd 低圧水銀放電灯
US4891551A (en) * 1988-05-31 1990-01-02 North American Philips Corporation Fluorescent lamp with grounded and fused electrode guard
US5004949A (en) * 1988-05-31 1991-04-02 North American Philips Corporation Fluorescent lamp with grounded electrode guard
JPH06310096A (ja) * 1993-04-27 1994-11-04 Hitachi Ltd 低圧水銀ランプ装置
KR960706187A (ko) * 1994-08-25 1996-11-08 제이.지.에이. 롤페즈 저압 수은증기 방전램프(Low-pressure mercury vapour discharge lamp)
CN1083149C (zh) * 1994-08-25 2002-04-17 皇家菲利浦电子有限公司 低压汞蒸汽放电灯
BR9506334A (pt) * 1994-08-25 1997-08-05 Philips Electronics Nv Dispositivo de exibição de imagem e canhão eletrônico
DE19521972A1 (de) * 1995-06-16 1996-12-19 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Verfahren zur Herstellung eines Kappenbandes für Entladungslampen
US5686795A (en) * 1995-10-23 1997-11-11 General Electric Company Fluorescent lamp with protected cathode to reduce end darkening
JPH09237606A (ja) * 1996-02-29 1997-09-09 Toshiba Lighting & Technol Corp 低圧水銀蒸気放電ランプおよび照明装置

Also Published As

Publication number Publication date
CN1146010C (zh) 2004-04-14
DE69807020T2 (de) 2003-04-10
US6049164A (en) 2000-04-11
CN1220768A (zh) 1999-06-23
JP2000511687A (ja) 2000-09-05

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee