FR2333199A1 - Perfectionnement aux systemes d'illumination - Google Patents

Perfectionnement aux systemes d'illumination

Info

Publication number
FR2333199A1
FR2333199A1 FR7536271A FR7536271A FR2333199A1 FR 2333199 A1 FR2333199 A1 FR 2333199A1 FR 7536271 A FR7536271 A FR 7536271A FR 7536271 A FR7536271 A FR 7536271A FR 2333199 A1 FR2333199 A1 FR 2333199A1
Authority
FR
France
Prior art keywords
light
diffusers
lighting system
optical units
integral optical
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
FR7536271A
Other languages
English (en)
French (fr)
Other versions
FR2333199B3 (no
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7536271A priority Critical patent/FR2333199A1/fr
Publication of FR2333199A1 publication Critical patent/FR2333199A1/fr
Application granted granted Critical
Publication of FR2333199B3 publication Critical patent/FR2333199B3/fr
Granted legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A44—HABERDASHERY; JEWELLERY
    • A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
    • A44C15/00—Other forms of jewellery
    • A44C15/0015—Illuminated or sound-producing jewellery
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S10/00—Lighting devices or systems producing a varying lighting effect
    • 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
    • F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
    • F21V33/0004—Personal or domestic articles
    • F21V33/0024—Household or table equipment
    • F21V33/0028—Decorative household equipment, e.g. plant holders or food dummies
    • 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
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/20—Controlling the colour of the light
    • 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
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • 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
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]
    • 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
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H05B45/345—Current stabilisation; Maintaining constant current

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
FR7536271A 1975-11-27 1975-11-27 Perfectionnement aux systemes d'illumination Granted FR2333199A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7536271A FR2333199A1 (fr) 1975-11-27 1975-11-27 Perfectionnement aux systemes d'illumination

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7536271A FR2333199A1 (fr) 1975-11-27 1975-11-27 Perfectionnement aux systemes d'illumination

Publications (2)

Publication Number Publication Date
FR2333199A1 true FR2333199A1 (fr) 1977-06-24
FR2333199B3 FR2333199B3 (no) 1978-09-01

Family

ID=9162968

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7536271A Granted FR2333199A1 (fr) 1975-11-27 1975-11-27 Perfectionnement aux systemes d'illumination

Country Status (1)

Country Link
FR (1) FR2333199A1 (no)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0072185A2 (en) * 1981-08-05 1983-02-16 Imperial Chemical Industries Plc Reflected light measuring apparatus
FR2555028A1 (fr) * 1983-11-22 1985-05-24 Charvet Philippe Dispositifs opto-electroniques adaptes aux industries decoratives et notamment a la bijouterie
FR2616633A1 (fr) * 1987-06-17 1988-12-23 Heyligers Alfred Bijoux : pendeloques de boucle d'oreille et pendentif emettant des lumieres cycliques non synchronisees de couleurs differentes a base d'optoelectronique
EP0442506A2 (en) * 1990-02-15 1991-08-21 Sharp Kabushiki Kaisha Image reading device

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0072185A2 (en) * 1981-08-05 1983-02-16 Imperial Chemical Industries Plc Reflected light measuring apparatus
EP0072185A3 (en) * 1981-08-05 1983-04-20 Imperial Chemical Industries Plc Reflected light measuring apparatus
US4528986A (en) * 1981-08-05 1985-07-16 Imperial Chemical Industries Plc Apparatus for determining a discolored skin area on the surface of skin
FR2555028A1 (fr) * 1983-11-22 1985-05-24 Charvet Philippe Dispositifs opto-electroniques adaptes aux industries decoratives et notamment a la bijouterie
FR2616633A1 (fr) * 1987-06-17 1988-12-23 Heyligers Alfred Bijoux : pendeloques de boucle d'oreille et pendentif emettant des lumieres cycliques non synchronisees de couleurs differentes a base d'optoelectronique
EP0442506A2 (en) * 1990-02-15 1991-08-21 Sharp Kabushiki Kaisha Image reading device
EP0442506A3 (en) * 1990-02-15 1991-12-11 Sharp Kabushiki Kaisha Light emitting device capable of readily controlling total quantity of light under balanced light emitting state of light emitting elements
US5229870A (en) * 1990-02-15 1993-07-20 Sharp Kabushiki Kaisha Light emitting device capable of readily controlling total quantity of light under a balanced light emitting state of light emitting elements

Also Published As

Publication number Publication date
FR2333199B3 (no) 1978-09-01

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Legal Events

Date Code Title Description
ST Notification of lapse