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 lumiereInfo
- 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
- circuit board
- optical fibres
- liq
- illuminates
- liquid crystal
- 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
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)
- Arrangements Of Lighting Devices For Vehicle Interiors, Mounting And Supporting Thereof, Circuits Therefore (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
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 ( ) | 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 ( ) |
DE (1) | DE2902745A1 ( ) |
FR (1) | FR2447582A1 ( ) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1988003663A1 (en) * | 1986-11-14 | 1988-05-19 | Robert Bosch Gmbh | Liquid crystal indicator, preferably for motor vehicles |
Families Citing this family (10)
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 ( ) * | 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 |
-
1979
- 1979-01-25 DE DE19792902745 patent/DE2902745A1/de not_active Withdrawn
- 1979-12-04 FR FR7929777A patent/FR2447582A1/fr active Granted
- 1979-12-21 AU AU54139/79A patent/AU5413979A/en not_active Abandoned
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1988003663A1 (en) * | 1986-11-14 | 1988-05-19 | Robert Bosch Gmbh | Liquid crystal indicator, preferably for motor vehicles |
EP0333709B1 (de) | 1986-11-14 | 1992-12-02 | Robert Bosch Gmbh | Anzeigegerät mit flüssigkristallzelle, vorzugsweise für kraftfahrzeuge |
Also Published As
Publication number | Publication date |
---|---|
AU5413979A (en) | 1980-07-31 |
FR2447582B3 ( ) | 1982-09-10 |
DE2902745A1 (de) | 1980-08-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |