GB2157883B - Low-pressure mercury vapour discharge lamp - Google Patents

Low-pressure mercury vapour discharge lamp

Info

Publication number
GB2157883B
GB2157883B GB08508197A GB8508197A GB2157883B GB 2157883 B GB2157883 B GB 2157883B GB 08508197 A GB08508197 A GB 08508197A GB 8508197 A GB8508197 A GB 8508197A GB 2157883 B GB2157883 B GB 2157883B
Authority
GB
United Kingdom
Prior art keywords
low
discharge lamp
pressure mercury
mercury vapour
vapour discharge
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
Application number
GB08508197A
Other versions
GB2157883A (en
GB8508197D0 (en
Inventor
Cornelis Machiek Verheij
Jean Johan Heuvelmans
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 Gloeilampenfabrieken 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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of GB8508197D0 publication Critical patent/GB8508197D0/en
Publication of GB2157883A publication Critical patent/GB2157883A/en
Application granted granted Critical
Publication of GB2157883B publication Critical patent/GB2157883B/en
Expired 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
    • H01J61/24—Means for obtaining or maintaining the desired pressure within the vessel
    • 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
    • H01J61/32—Special longitudinal shape, e.g. for advertising purposes
    • H01J61/325—U-shaped lamps
GB08508197A 1984-04-02 1985-03-29 Low-pressure mercury vapour discharge lamp Expired GB2157883B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8401030A NL8401030A (en) 1984-04-02 1984-04-02 LOW-PRESSURE MERCURY DISCHARGE LAMP.

Publications (3)

Publication Number Publication Date
GB8508197D0 GB8508197D0 (en) 1985-05-09
GB2157883A GB2157883A (en) 1985-10-30
GB2157883B true GB2157883B (en) 1988-07-27

Family

ID=19843737

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08508197A Expired GB2157883B (en) 1984-04-02 1985-03-29 Low-pressure mercury vapour discharge lamp

Country Status (7)

Country Link
JP (1) JPS60225346A (en)
BE (1) BE902088A (en)
CA (1) CA1239978A (en)
DE (1) DE3510156A1 (en)
FR (1) FR2562324B1 (en)
GB (1) GB2157883B (en)
NL (1) NL8401030A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0746598B2 (en) * 1986-05-29 1995-05-17 東芝ライテック株式会社 Fluorescent lamp
EP0267340A1 (en) * 1986-11-14 1988-05-18 Gte Sylvania Limited Fluorescent lamp
JP2776840B2 (en) * 1988-08-26 1998-07-16 株式会社日立製作所 Fluorescent lamp
JPH083997B2 (en) * 1988-12-12 1996-01-17 東芝ライテック株式会社 Low pressure mercury vapor discharge lamp
US5237240A (en) * 1991-12-04 1993-08-17 Gte Products Corporation Mercury vapor discharge lamp containing device for heating amalgam-forming material
US5294867A (en) * 1992-03-13 1994-03-15 Gte Products Corporation Low pressure mercury vapor discharge lamp containing an amalgam
DE19512129A1 (en) * 1995-03-31 1996-10-02 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Low pressure mercury vapor discharge lamp
DE69716855T2 (en) * 1996-05-17 2003-07-03 Koninkl Philips Electronics Nv LOW PRESSURE MERCURY DISCHARGE LAMP
JP2000173537A (en) * 1998-09-29 2000-06-23 Toshiba Lighting & Technology Corp Low pressure mercury-vapor discharge lamp and lighting system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1589290B2 (en) * 1967-05-11 1976-05-13 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH, 8000 München METHOD OF APPLICATION OF AMALGAM FORMING METAL IN ELECTRICALLY AND / OR THERMALLY HIGH LOAD MERCURY LOW PRESSURE DISCHARGE LAMPS
US3548241A (en) * 1968-05-06 1970-12-15 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Method of incorporating an amalgam or an amalgam-forming metal in a lowpressure mercury discharge lamp,and lamp produced by such method
GB1273663A (en) * 1970-07-03 1972-05-10 Anatoly Stepanovich Fedorenko Fluorescent lamp apparatus
NL183687C (en) * 1978-10-11 1988-12-16 Philips Nv LOW-PRESSURE MERCURY DISCHARGE LAMP.
NL185479C (en) * 1979-04-03 1990-04-17 Philips Nv LOW PRESSURE GAS DISCHARGE LAMP.
NL185639C (en) * 1980-10-29 1990-06-01 Philips Nv LOW-PRESSURE MERCURY DISCHARGE LAMP.

Also Published As

Publication number Publication date
GB2157883A (en) 1985-10-30
FR2562324B1 (en) 1988-10-14
GB8508197D0 (en) 1985-05-09
FR2562324A1 (en) 1985-10-04
CA1239978A (en) 1988-08-02
NL8401030A (en) 1985-11-01
JPS60225346A (en) 1985-11-09
BE902088A (en) 1985-10-01
DE3510156A1 (en) 1985-10-10

Similar Documents

Publication Publication Date Title
GB2124019B (en) Low-pressure mercury vapour discharge lamp
HUT41558A (en) Low-pressure mercury vapour discharge lamp
GB2072942B (en) Low-pressure mercury vapour discharge lamp
DE3571533D1 (en) Electrodeless low-pressure discharge lamp
HUT50530A (en) High-pressure mercury vapour discharge lamp
GB2174238B (en) Electrodeless low-pressure discharge lamp
EP0173962A3 (en) Compact low-pressure discharge lamp
DE3361488D1 (en) Low-pressure mercury vapour discharge lamp
DE3664018D1 (en) Electrodeless low-pressure discharge lamp
GB2154057B (en) Electrodeless low-pressure gas discharge lamp
DE3469106D1 (en) Electrodeless metal vapour discharge lamp
DE3475246D1 (en) Low-pressure mercury vapor discharge lamp
DE3662959D1 (en) Low-pressure mercury vapour discharge lamp
GB2083693B (en) Low pressure mercury vapour discharge lamp
AU588125B2 (en) Low pressure mercury vapour discharge lamp
HUT53732A (en) Low-pressure mercury vapour discharge lamp
GB2056762B (en) Low-pressure mercury vapour discharge lamps
GB2161982B (en) Electrodeless low-pressure discharge lamp
HU908371D0 (en) Low-pressure mercury vapour discharge lamp
HU905031D0 (en) Electrodeless low-pressure mercury vapour discharge lamp
GB2027266B (en) Low-pressure mercury vapour discharge lamp
DE3571100D1 (en) Low-pressure mercury vapour discharge lamp
GB2054951B (en) Low-pressure mercury vapour discharge lamp
GB2157883B (en) Low-pressure mercury vapour discharge lamp
GB8315773D0 (en) Low-pressure mercury vapour discharge lamp

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee