CA969909A - Lighting fitting provided with at least two low-pressure mercury vapour discharge lamps - Google Patents

Lighting fitting provided with at least two low-pressure mercury vapour discharge lamps

Info

Publication number
CA969909A
CA969909A CA150,755A CA150755A CA969909A CA 969909 A CA969909 A CA 969909A CA 150755 A CA150755 A CA 150755A CA 969909 A CA969909 A CA 969909A
Authority
CA
Canada
Prior art keywords
low
pressure mercury
discharge lamps
mercury vapour
fitting provided
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
CA150,755A
Other languages
English (en)
Inventor
Louis E. Vrenken
Pieter H. Broerse
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
Application granted granted Critical
Publication of CA969909A publication Critical patent/CA969909A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/36—Controlling
    • H05B41/38—Controlling the intensity of light
    • H05B41/39—Controlling the intensity of light continuously
    • H05B41/392—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor
    • H05B41/3921—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations
    • H05B41/3924—Controlling the intensity of light continuously using semiconductor devices, e.g. thyristor with possibility of light intensity variations by phase control, e.g. using a triac
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/40—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/16—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies
    • H05B41/20—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having no starting switch
    • H05B41/23—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having no starting switch for lamps not having an auxiliary starting electrode
    • H05B41/232—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having no starting switch for lamps not having an auxiliary starting electrode for low-pressure lamps
    • H05B41/2325—Circuit arrangements in which the lamp is fed by dc or by low-frequency ac, e.g. by 50 cycles/sec ac, or with network frequencies having no starting switch for lamps not having an auxiliary starting electrode for low-pressure lamps provided with pre-heating electrodes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Power Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Circuit Arrangement For Electric Light Sources In General (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Discharge-Lamp Control Circuits And Pulse- Feed Circuits (AREA)
CA150,755A 1971-09-04 1972-09-01 Lighting fitting provided with at least two low-pressure mercury vapour discharge lamps Expired CA969909A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7112208A NL7112208A (zh) 1971-09-04 1971-09-04

Publications (1)

Publication Number Publication Date
CA969909A true CA969909A (en) 1975-06-24

Family

ID=19813953

Family Applications (1)

Application Number Title Priority Date Filing Date
CA150,755A Expired CA969909A (en) 1971-09-04 1972-09-01 Lighting fitting provided with at least two low-pressure mercury vapour discharge lamps

Country Status (10)

Country Link
US (1) US4045664A (zh)
JP (1) JPS4835683A (zh)
BE (1) BE788378A (zh)
CA (1) CA969909A (zh)
CH (1) CH546375A (zh)
DE (1) DE2243245A1 (zh)
FR (1) FR2151121B1 (zh)
GB (1) GB1338852A (zh)
NL (1) NL7112208A (zh)
SE (1) SE371284B (zh)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL66340A (en) * 1981-08-13 1986-08-31 Haessle Ab Pharmaceutical compositions comprising pyridylmethyl-thiobenzimidazole derivatives,certain such novel derivatives and their preparation
DE3526590A1 (de) * 1985-07-25 1986-01-02 Zinnecker, Elisabeth, 7891 Lottstetten Verfahren und anordnung zur steuerung einer beleuchtungsanlage
DE3941799A1 (de) * 1989-05-19 1990-11-22 Sautter Kg Lichtquelle und verfahren zu deren steuerung
JPH0429009U (zh) * 1990-07-02 1992-03-09
IT1252026B (it) * 1991-11-29 1995-05-27 Apparecchio di illuminazione in particolare per ambienti privi di luce naturale
JPH0737020B2 (ja) * 1992-10-14 1995-04-26 株式会社カイコン セメント製品の製造方法
BE1007838A3 (nl) * 1993-12-17 1995-10-31 Philips Electronics Nv Lagedrukkwikontladingslamp.
JPH07164423A (ja) * 1994-09-08 1995-06-27 Hokkaido Nouzai Kogyo Kk 割肌タイルの製造法、同タイル
DE19829270B4 (de) * 1997-07-02 2006-03-16 Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH Lampe
US7014336B1 (en) 1999-11-18 2006-03-21 Color Kinetics Incorporated Systems and methods for generating and modulating illumination conditions
US20030133292A1 (en) 1999-11-18 2003-07-17 Mueller George G. Methods and apparatus for generating and modulating white light illumination conditions
US7161313B2 (en) * 1997-08-26 2007-01-09 Color Kinetics Incorporated Light emitting diode based products
US7038398B1 (en) 1997-08-26 2006-05-02 Color Kinetics, Incorporated Kinetic illumination system and methods
US6806659B1 (en) 1997-08-26 2004-10-19 Color Kinetics, Incorporated Multicolored LED lighting method and apparatus
US7598686B2 (en) 1997-12-17 2009-10-06 Philips Solid-State Lighting Solutions, Inc. Organic light emitting diode methods and apparatus
ES2253274T5 (es) * 1999-11-18 2016-04-14 Philips Lighting North America Corporation Sistema y procedimiento de generación y modulación de condiciones de iluminación
US20020176259A1 (en) 1999-11-18 2002-11-28 Ducharme Alfred D. Systems and methods for converting illumination
EP1610593B2 (en) * 1999-11-18 2020-02-19 Signify North America Corporation Generation of white light with Light Emitting Diodes having different spectrum
CN1213335C (zh) * 2001-02-19 2005-08-03 皇家菲利浦电子有限公司 照明系统和显示装置
EP1379111A1 (en) * 2002-07-06 2004-01-07 Feelux Co., Ltd. Lighting device capable of adjusting brightness and color of light
US7476002B2 (en) 2003-07-02 2009-01-13 S.C. Johnson & Son, Inc. Color changing light devices with active ingredient and sound emission for mood enhancement
US7604378B2 (en) 2003-07-02 2009-10-20 S.C. Johnson & Son, Inc. Color changing outdoor lights with active ingredient and sound emission
US7484860B2 (en) 2003-07-02 2009-02-03 S.C. Johnson & Son, Inc. Combination white light and colored LED light device with active ingredient emission
US7318659B2 (en) 2004-03-03 2008-01-15 S. C. Johnson & Son, Inc. Combination white light and colored LED light device with active ingredient emission
US7246919B2 (en) 2004-03-03 2007-07-24 S.C. Johnson & Son, Inc. LED light bulb with active ingredient emission
US7520635B2 (en) 2003-07-02 2009-04-21 S.C. Johnson & Son, Inc. Structures for color changing light devices
US7503675B2 (en) 2004-03-03 2009-03-17 S.C. Johnson & Son, Inc. Combination light device with insect control ingredient emission
EP1800054A2 (en) * 2004-09-10 2007-06-27 Color Kinetics Incorporated Lighting zone control methods and apparatus
DE102005027262A1 (de) † 2005-06-13 2006-12-21 Zumtobel Staff Gmbh Beleuchtungsanordnung zur Unterstützung der menschlichen Sehfunktion sowie des Wohlbefindens

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2301419A (en) * 1939-12-19 1942-11-10 Lew Reuben Lamp shade and the like
US2642523A (en) * 1949-08-16 1953-06-16 Holophane Co Inc Luminaire of the wall mounted type
US2798942A (en) * 1954-01-27 1957-07-09 David H Mason Illuminating fixture with changeable screen
SE342966B (zh) * 1968-10-09 1972-02-21 Sveriges Radio Ab

Also Published As

Publication number Publication date
BE788378A (fr) 1973-03-05
CH546375A (de) 1974-02-28
FR2151121B1 (zh) 1976-03-26
NL7112208A (zh) 1973-03-06
US4045664A (en) 1977-08-30
FR2151121A1 (zh) 1973-04-13
DE2243245A1 (de) 1973-03-08
SE371284B (zh) 1974-11-11
JPS4835683A (zh) 1973-05-25
GB1338852A (en) 1973-11-28

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