FR2438913A1 - Lampe a decharge dans la vapeur et/ou le gaz - Google Patents

Lampe a decharge dans la vapeur et/ou le gaz

Info

Publication number
FR2438913A1
FR2438913A1 FR7924265A FR7924265A FR2438913A1 FR 2438913 A1 FR2438913 A1 FR 2438913A1 FR 7924265 A FR7924265 A FR 7924265A FR 7924265 A FR7924265 A FR 7924265A FR 2438913 A1 FR2438913 A1 FR 2438913A1
Authority
FR
France
Prior art keywords
discharge lamp
vapor
gas
reflector
application
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.)
Pending
Application number
FR7924265A
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 FR2438913A1 publication Critical patent/FR2438913A1/fr
Pending 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

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)
  • Discharge Lamps And Accessories Thereof (AREA)

Abstract

L'INVENTION CONCERNE UNE LAMPE A DECHARGE PRESENTANT UN REFLECTEUR 15 POUR DE LA LUMIERE VISIBLE DISPOSE ENTRE L'AMPOULE EXTERIEURE 1 DE LA LAMPE A DECHARGE ET LE TUBE A DECHARGE 10. L'INVENTION CONSISTE EN L'APPLICATION D'UNE PAROI DE SEPARATION REFLECTRICE DE LA LUMIERE VISIBLE A AU MOINS UNE EXTREMITE DU REFLECTEUR. LA LAMPE FOURNIT UN FAISCEAU LUMINEUX NETTEMENT DELIMITE. APPLICATION: ECLAIRAGE.
FR7924265A 1978-10-12 1979-09-28 Lampe a decharge dans la vapeur et/ou le gaz Pending FR2438913A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19787830349 DE7830349U1 (de) 1978-10-12 1978-10-12 Gas- und/oder dampfentladungslampe

Publications (1)

Publication Number Publication Date
FR2438913A1 true FR2438913A1 (fr) 1980-05-09

Family

ID=6695937

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7924265A Pending FR2438913A1 (fr) 1978-10-12 1979-09-28 Lampe a decharge dans la vapeur et/ou le gaz

Country Status (5)

Country Link
JP (1) JPS5555966U (fr)
BE (1) BE879328A (fr)
DE (1) DE7830349U1 (fr)
FR (1) FR2438913A1 (fr)
GB (1) GB2033146A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL191812C (nl) * 1987-09-04 1996-08-02 Philips Electronics Nv Hogedrukgasontladingslamp en armatuur voorzien van die lamp.
DE8906986U1 (fr) * 1989-06-07 1989-07-27 Blv Licht- Und Vakuumtechnik Gmbh, 8019 Steinhoering, De

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB494192A (en) * 1937-07-13 1938-10-21 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Improvements in high pressure metal vapour electric discharge lamps
GB541144A (en) * 1940-05-09 1941-11-14 Alfred Eldred Iliffe Improvements in or relating to fluorescent lighting fittings
FR2152721A1 (fr) * 1971-09-07 1973-04-27 Thorn Electrical Ind Ltd

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB494192A (en) * 1937-07-13 1938-10-21 Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh Improvements in high pressure metal vapour electric discharge lamps
GB541144A (en) * 1940-05-09 1941-11-14 Alfred Eldred Iliffe Improvements in or relating to fluorescent lighting fittings
FR2152721A1 (fr) * 1971-09-07 1973-04-27 Thorn Electrical Ind Ltd

Also Published As

Publication number Publication date
GB2033146A (en) 1980-05-14
JPS5555966U (fr) 1980-04-16
DE7830349U1 (de) 1980-03-20
BE879328A (fr) 1980-04-10

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