DE69911538T2 - Niederdruckquecksilberdampfentladungslampe - Google Patents

Niederdruckquecksilberdampfentladungslampe Download PDF

Info

Publication number
DE69911538T2
DE69911538T2 DE69911538T DE69911538T DE69911538T2 DE 69911538 T2 DE69911538 T2 DE 69911538T2 DE 69911538 T DE69911538 T DE 69911538T DE 69911538 T DE69911538 T DE 69911538T DE 69911538 T2 DE69911538 T2 DE 69911538T2
Authority
DE
Germany
Prior art keywords
electrode
electrode shield
discharge lamp
pressure mercury
mercury vapor
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
DE69911538T
Other languages
German (de)
English (en)
Other versions
DE69911538D1 (de
Inventor
J. Cornelis DENISSEN
R. Cornelis RONDA
M. Wilhelmus VAN KEMENADE
P. Henricus GUBBELS
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
Application granted granted Critical
Publication of DE69911538D1 publication Critical patent/DE69911538D1/de
Publication of DE69911538T2 publication Critical patent/DE69911538T2/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
    • H01J61/02—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
    • H01J61/04—Electrodes; Screens; Shields
    • H01J61/045—Thermic screens or reflectors
    • 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

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Discharge Lamp (AREA)
DE69911538T 1998-05-08 1999-04-29 Niederdruckquecksilberdampfentladungslampe Expired - Fee Related DE69911538T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP98201548 1998-05-08
EP98201548 1998-05-08
PCT/IB1999/000774 WO1999059189A1 (en) 1998-05-08 1999-04-29 Low-pressure mercury-vapor discharge lamp

Publications (2)

Publication Number Publication Date
DE69911538D1 DE69911538D1 (de) 2003-10-30
DE69911538T2 true DE69911538T2 (de) 2004-06-03

Family

ID=8233708

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69911538T Expired - Fee Related DE69911538T2 (de) 1998-05-08 1999-04-29 Niederdruckquecksilberdampfentladungslampe

Country Status (8)

Country Link
US (2) US6359385B1 (enExample)
EP (1) EP0995223B1 (enExample)
JP (1) JP2002515636A (enExample)
KR (1) KR100560229B1 (enExample)
CN (1) CN1278369C (enExample)
DE (1) DE69911538T2 (enExample)
TW (1) TW435811U (enExample)
WO (1) WO1999059189A1 (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW435811U (en) * 1998-05-08 2001-05-16 Koninkl Philips Electronics Nv Low-pressure mercury-vapor discharge lamp
WO2001039244A1 (en) * 1999-11-24 2001-05-31 Koninklijke Philips Electronics N.V. Low-pressure mercury-vapor discharge lamp
EP1181708A1 (en) * 2000-03-09 2002-02-27 Koninklijke Philips Electronics N.V. Low-pressure mercury-vapor discharge lamp
US9298513B2 (en) * 2004-10-07 2016-03-29 International Business Machines Corporation Method and structure for autonomic application differentiation/specialization
US20060238146A1 (en) * 2005-04-25 2006-10-26 Moisin Mihail S Methods and apparatus to enhance operation of fluorescent lamps
US7737639B2 (en) * 2008-03-13 2010-06-15 General Electric Company Fluorescent lamps having desirable mercury consumption and lumen run-up times

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2228327A (en) * 1929-05-04 1941-01-14 Hans J Spanner Discharge device
US2862131A (en) * 1951-02-27 1958-11-25 Saint Gobain Glass for glow discharge lamps such as fluorescent luminescent lamps and the like
DE1060991B (de) * 1957-02-15 1959-07-09 Patra Patent Treuhand Einrichtung zur Verhinderung stoerender Schwaerzungen an Leuchtstofflampen
US2959702A (en) * 1958-07-02 1960-11-08 Westinghouse Electric Corp Lamp and mount
US2946909A (en) * 1959-03-30 1960-07-26 Westinghouse Electric Corp Discharge device
US4032813A (en) * 1974-08-19 1977-06-28 Duro-Test Corporation Fluorescent lamp with reduced wattage consumption having electrode shield with getter material
US4093893A (en) * 1976-11-22 1978-06-06 General Electric Company Short arc fluorescent lamp
SU972613A2 (ru) * 1981-04-08 1982-11-07 Предприятие П/Я А-3609 Электродный узел газоразр дной лампы
US5686795A (en) * 1995-10-23 1997-11-11 General Electric Company Fluorescent lamp with protected cathode to reduce end darkening
DE69807020T2 (de) * 1997-03-27 2003-04-10 Koninklijke Philips Electronics N.V., Eindhoven Niederdruckquecksilberentladungslampe
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

Also Published As

Publication number Publication date
JP2002515636A (ja) 2002-05-28
US20020074942A1 (en) 2002-06-20
CN1278369C (zh) 2006-10-04
KR100560229B1 (ko) 2006-03-10
EP0995223A1 (en) 2000-04-26
WO1999059189A1 (en) 1999-11-18
US6359385B1 (en) 2002-03-19
US6525473B2 (en) 2003-02-25
CN1273692A (zh) 2000-11-15
TW435811U (en) 2001-05-16
KR20010021540A (ko) 2001-03-15
EP0995223B1 (en) 2003-09-24
DE69911538D1 (de) 2003-10-30

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Legal Events

Date Code Title Description
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee