GB1564260A - Low-pressure mercury vapour discharge lamp - Google Patents

Low-pressure mercury vapour discharge lamp Download PDF

Info

Publication number
GB1564260A
GB1564260A GB4766877A GB4766877A GB1564260A GB 1564260 A GB1564260 A GB 1564260A GB 4766877 A GB4766877 A GB 4766877A GB 4766877 A GB4766877 A GB 4766877A GB 1564260 A GB1564260 A GB 1564260A
Authority
GB
United Kingdom
Prior art keywords
lamp
coating
disposed
strip
envelope
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
GB4766877A
Other languages
English (en)
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 GB1564260A publication Critical patent/GB1564260A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00Gas-discharge or vapour-discharge lamps
    • H01J61/02Details
    • H01J61/30Vessels; Containers
    • H01J61/35Vessels; Containers provided with coatings on the walls thereof; Selection of materials for the coatings
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00Gas-discharge or vapour-discharge lamps
    • H01J61/02Details
    • H01J61/24Means for obtaining or maintaining the desired pressure within the vessel

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)
GB4766877A 1976-11-19 1977-11-16 Low-pressure mercury vapour discharge lamp Expired GB1564260A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7612882A NL7612882A (nl) 1976-11-19 1976-11-19 Lagedrukkwikdampontladingslamp.

Publications (1)

Publication Number Publication Date
GB1564260A true GB1564260A (en) 1980-04-02

Family

ID=19827253

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4766877A Expired GB1564260A (en) 1976-11-19 1977-11-16 Low-pressure mercury vapour discharge lamp

Country Status (6)

Country Link
JP (2) JPS5364979A (enrdf_load_stackoverflow)
BE (1) BE860940A (enrdf_load_stackoverflow)
DE (1) DE2749666A1 (enrdf_load_stackoverflow)
FR (1) FR2371775A1 (enrdf_load_stackoverflow)
GB (1) GB1564260A (enrdf_load_stackoverflow)
NL (1) NL7612882A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005007680A1 (de) * 2005-02-19 2006-08-31 Hella Kgaa Hueck & Co. Gasentladungslampe, insbesondere für Kraftfahrzeugscheinwerfer
DE102005057527A1 (de) * 2005-12-01 2007-06-06 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Hochdruckentladungslampe mit verbesserter Zündfähigkeit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2733371A (en) * 1950-05-12 1956-01-31 Internally conducttvely coated
NL6402292A (enrdf_load_stackoverflow) * 1964-03-06 1965-09-07
JPS5217351B2 (enrdf_load_stackoverflow) * 1971-08-12 1977-05-14
NL169533C (nl) * 1971-08-28 1982-07-16 Philips Nv Lagedrukkwikdampontladingslamp.
JPS5414402B2 (enrdf_load_stackoverflow) * 1972-09-07 1979-06-07
JPS5344956B2 (enrdf_load_stackoverflow) * 1973-05-25 1978-12-02

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005007680A1 (de) * 2005-02-19 2006-08-31 Hella Kgaa Hueck & Co. Gasentladungslampe, insbesondere für Kraftfahrzeugscheinwerfer
DE102005057527A1 (de) * 2005-12-01 2007-06-06 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Hochdruckentladungslampe mit verbesserter Zündfähigkeit

Also Published As

Publication number Publication date
DE2749666A1 (de) 1978-05-24
BE860940A (fr) 1978-05-17
JPS6222062Y2 (enrdf_load_stackoverflow) 1987-06-04
NL7612882A (nl) 1978-05-23
JPS5364979A (en) 1978-06-09
FR2371775A1 (fr) 1978-06-16
DE2749666C2 (enrdf_load_stackoverflow) 1987-08-13
FR2371775B1 (enrdf_load_stackoverflow) 1982-05-21
JPS59128165U (ja) 1984-08-29

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Legal Events

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