FR2447582A1 - Dispositif d'affichage d'instruments montes sur des vehicules automobiles eclaires par des elements conducteurs de la lumiere - Google Patents

Dispositif d'affichage d'instruments montes sur des vehicules automobiles eclaires par des elements conducteurs de la lumiere

Info

Publication number
FR2447582A1
FR2447582A1 FR7929777A FR7929777A FR2447582A1 FR 2447582 A1 FR2447582 A1 FR 2447582A1 FR 7929777 A FR7929777 A FR 7929777A FR 7929777 A FR7929777 A FR 7929777A FR 2447582 A1 FR2447582 A1 FR 2447582A1
Authority
FR
France
Prior art keywords
liq
illuminates
circuit board
motor vehicle
crystal cells
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
FR7929777A
Other languages
English (en)
French (fr)
Other versions
FR2447582B3 (enExample
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.)
Mannesmann VDO AG
Original Assignee
Mannesmann VDO AG
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 Mannesmann VDO AG filed Critical Mannesmann VDO AG
Publication of FR2447582A1 publication Critical patent/FR2447582A1/fr
Application granted granted Critical
Publication of FR2447582B3 publication Critical patent/FR2447582B3/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133524—Light-guides, e.g. fibre-optic bundles, louvered or jalousie light-guides
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
    • B60Q3/10—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors for dashboards
    • B60Q3/14—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors for dashboards lighting through the surface to be illuminated
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
    • B60Q3/60—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors characterised by optical aspects
    • B60Q3/62—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors characterised by optical aspects using light guides
    • B60Q3/66—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors characterised by optical aspects using light guides for distributing light among several lighting devices

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (AREA)
FR7929777A 1979-01-25 1979-12-04 Dispositif d'affichage d'instruments montes sur des vehicules automobiles eclaires par des elements conducteurs de la lumiere Granted FR2447582A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792902745 DE2902745A1 (de) 1979-01-25 1979-01-25 Ueber lichtleiter beleuchtete kraftfahrzeuginstrumente

Publications (2)

Publication Number Publication Date
FR2447582A1 true FR2447582A1 (fr) 1980-08-22
FR2447582B3 FR2447582B3 (enExample) 1982-09-10

Family

ID=6061330

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7929777A Granted FR2447582A1 (fr) 1979-01-25 1979-12-04 Dispositif d'affichage d'instruments montes sur des vehicules automobiles eclaires par des elements conducteurs de la lumiere

Country Status (3)

Country Link
AU (1) AU5413979A (enExample)
DE (1) DE2902745A1 (enExample)
FR (1) FR2447582A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988003663A1 (fr) * 1986-11-14 1988-05-19 Robert Bosch Gmbh Appareil indicateur a cristaux liquides, notamment pour vehicule a moteur

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3207871A1 (de) * 1982-03-05 1983-09-15 Robert Bosch Gmbh, 7000 Stuttgart Anzeigevorrichtung, insbesondere fuer kraftfahrzeuge
DE3313463A1 (de) * 1983-04-14 1984-10-18 Pforzheimer Uhren-Rohwerke Porta Gmbh & Co, 7530 Pforzheim Instrumentenbeleuchtung
DE3319179A1 (de) * 1983-05-21 1985-01-24 Joachim Dipl.-Phys. 5020 Frechen Schick Lichtleitersystem fuer z.b. kraftfahrzeugrueckleuchtgruppen
DE3577676D1 (de) * 1984-04-04 1990-06-21 Vdo Schindling Anzeigevorrichtung.
FR2572035B1 (fr) * 1984-10-19 1987-01-09 Signal Vision Sa Allume-cigare a bague eclairante
DE3842900C1 (enExample) * 1988-12-16 1990-05-10 Krone Ag, 1000 Berlin, De
DE19512079A1 (de) * 1995-04-03 1996-10-10 Mannesmann Ag Bildschirmgerät
DE19842251A1 (de) * 1998-09-15 2000-03-30 Mannesmann Vdo Ag Anzeigeinstrument
EP1014158A1 (de) * 1998-12-22 2000-06-28 Mannesmann VDO Aktiengesellschaft Anzeigeeinrichtung
DE102005045686A1 (de) * 2005-09-24 2007-03-29 GM Global Technology Operations, Inc., Detroit Anzeigevorrichtung

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1988003663A1 (fr) * 1986-11-14 1988-05-19 Robert Bosch Gmbh Appareil indicateur a cristaux liquides, notamment pour vehicule a moteur
EP0333709B1 (de) 1986-11-14 1992-12-02 Robert Bosch Gmbh Anzeigegerät mit flüssigkristallzelle, vorzugsweise für kraftfahrzeuge

Also Published As

Publication number Publication date
FR2447582B3 (enExample) 1982-09-10
DE2902745A1 (de) 1980-08-07
AU5413979A (en) 1980-07-31

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Legal Events

Date Code Title Description
ST Notification of lapse