FR2417184A1 - Lampe a decharge dans la vapeur de sodium a basse pression - Google Patents

Lampe a decharge dans la vapeur de sodium a basse pression

Info

Publication number
FR2417184A1
FR2417184A1 FR7903491A FR7903491A FR2417184A1 FR 2417184 A1 FR2417184 A1 FR 2417184A1 FR 7903491 A FR7903491 A FR 7903491A FR 7903491 A FR7903491 A FR 7903491A FR 2417184 A1 FR2417184 A1 FR 2417184A1
Authority
FR
France
Prior art keywords
wall
low pressure
discharge lamp
grooves
vapor 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.)
Granted
Application number
FR7903491A
Other languages
English (en)
Other versions
FR2417184B1 (fr
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 FR2417184A1 publication Critical patent/FR2417184A1/fr
Application granted granted Critical
Publication of FR2417184B1 publication Critical patent/FR2417184B1/fr
Granted 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
    • H01J61/30—Vessels; Containers
    • H01J61/32—Special longitudinal shape, e.g. for advertising purposes

Landscapes

  • Vessels And Coating Films For Discharge Lamps (AREA)

Abstract

La lampe présente un corps intérieur creux qui est entouré d'un corps extérieur. La paroi d'au moins l'un des corps présente des rainures et les parties de ce corps situées entre lesdites rainures s'étendent jusqu'à la paroi de l'autre corps ou jusqu'à sa proximité. Une enceinte à décharge a son trajet à décharge replié suivant les rainures. Les parties situées entre les rainures et faisant face à la paroi de l'autre corps, s'étendant jusqu'à cette paroi, sont munies de faces terminales parallèles à ladite paroi. Application : éclairage.
FR7903491A 1978-02-14 1979-02-12 Lampe a decharge dans la vapeur de sodium a basse pression Granted FR2417184A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7801635A NL7801635A (nl) 1978-02-14 1978-02-14 Lagedruknatriumdampontladingslamp.

Publications (2)

Publication Number Publication Date
FR2417184A1 true FR2417184A1 (fr) 1979-09-07
FR2417184B1 FR2417184B1 (fr) 1984-10-19

Family

ID=19830323

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7903491A Granted FR2417184A1 (fr) 1978-02-14 1979-02-12 Lampe a decharge dans la vapeur de sodium a basse pression

Country Status (9)

Country Link
US (1) US4401914A (fr)
JP (1) JPS54118671A (fr)
BE (1) BE874108A (fr)
CA (1) CA1129931A (fr)
DE (1) DE2904863A1 (fr)
FR (1) FR2417184A1 (fr)
GB (1) GB2014356B (fr)
IT (1) IT1111901B (fr)
NL (1) NL7801635A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2463506A1 (fr) * 1979-08-15 1981-02-20 Philips Nv Lampe a decharge a basse pression

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8001833A (nl) * 1980-03-28 1981-10-16 Philips Nv Lagedrukkwikdampontladingslamp.
JPS5719959A (en) * 1980-07-11 1982-02-02 Toshiba Corp Fluorescent lamp device
JPS5787059A (en) * 1980-11-17 1982-05-31 Mitsubishi Electric Corp Discharge lamp
FR2590725B1 (fr) * 1985-06-27 1988-06-17 Elf Aquitaine Lampe a tube fluorescent
US5864210A (en) * 1995-08-24 1999-01-26 Matsushita Electric Industrial Co., Ltd. Electrodeless hid lamp and electrodeless hid lamp system using the same
LT6215B (lt) 2013-10-22 2015-08-25 Vilniaus Universitetas Fotobiologiškai draugiškas konversijos fosfore šviestukas

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2001501A (en) * 1933-03-10 1935-05-14 Gen Electric Gaseous electric discharge device
NL38910C (fr) * 1934-04-19
US2194300A (en) * 1937-09-24 1940-03-19 Gen Electric Vapor lamp and method of operation
US2457503A (en) * 1946-09-20 1948-12-28 Grover C Singer Reflecting vapor lamp
DE906245C (de) * 1950-06-22 1954-03-11 Paul Jahn Dipl Ing Lumineszenzlampe
US3457447A (en) * 1966-07-01 1969-07-22 Sylvania Electric Prod Apertured fluorescent lamp with lens along the aperture
NL166578C (nl) * 1973-12-19 1981-08-17 Philips Nv Ontladingsbuis voorzien van twee inwendige elektroden.
JPS52113584A (en) * 1976-03-19 1977-09-22 Matsushita Electronics Corp Lamp and its production method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2463506A1 (fr) * 1979-08-15 1981-02-20 Philips Nv Lampe a decharge a basse pression

Also Published As

Publication number Publication date
US4401914A (en) 1983-08-30
DE2904863A1 (de) 1979-08-16
CA1129931A (fr) 1982-08-17
GB2014356A (en) 1979-08-22
IT7920104A0 (it) 1979-02-09
NL7801635A (nl) 1979-08-16
FR2417184B1 (fr) 1984-10-19
IT1111901B (it) 1986-01-13
BE874108A (fr) 1979-08-13
GB2014356B (en) 1982-03-31
JPS54118671A (en) 1979-09-14

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Legal Events

Date Code Title Description
ST Notification of lapse