DE102007036793A1 - Light arrangement for a vehicle comprises a housing, a light source for producing a light, a waveguide arranged in the housing to guide and radiate the light produced and a transparent screen - Google Patents
Light arrangement for a vehicle comprises a housing, a light source for producing a light, a waveguide arranged in the housing to guide and radiate the light produced and a transparent screen Download PDFInfo
- Publication number
- DE102007036793A1 DE102007036793A1 DE102007036793A DE102007036793A DE102007036793A1 DE 102007036793 A1 DE102007036793 A1 DE 102007036793A1 DE 102007036793 A DE102007036793 A DE 102007036793A DE 102007036793 A DE102007036793 A DE 102007036793A DE 102007036793 A1 DE102007036793 A1 DE 102007036793A1
- Authority
- DE
- Germany
- Prior art keywords
- light
- housing
- light guide
- luminaire
- light source
- 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
-
- 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
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/0029—Spatial arrangement
- B60Q1/0041—Spatial arrangement of several lamps in relation to each other
- B60Q1/0052—Spatial arrangement of several lamps in relation to each other concentric
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/236—Light guides characterised by the shape of the light guide
- F21S43/237—Light guides characterised by the shape of the light guide rod-shaped
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/242—Light guides characterised by the emission area
- F21S43/245—Light guides characterised by the emission area emitting light from one or more of its major surfaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/249—Light guides with two or more light sources being coupled into the light guide
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0005—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being of the fibre type
- G02B6/001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being of the fibre type the light being emitted along at least a portion of the lateral surface of the fibre
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Description
Die vorliegende Erfindung bezieht sich auf eine Leuchtenvorrichtung für ein Kraftfahrzeug.The The present invention relates to a luminaire device for a Motor vehicle.
Obwohl auf beliebige Fahrzeuge und beliebige Außenbeleuchtungen anwendbar, werden die vorliegende Erfindung sowie die ihr zugrunde liegende Problematik in Bezug auf eine Leuchtenvorrichtung einer Bugleuchte eines Kraftfahrzeugs näher erläutert.Even though Applicable to any vehicle and any exterior lighting, The present invention as well as its underlying problem with respect to a lighting device of a front light of a motor vehicle explained in more detail.
Leuchtenvorrichtungen sind im modernen Fahrzeugbau bekannt und umfassen im Wesentlichen eine in einem Gehäuse angeordnete Lichtquelle, deren Lichtabstrahlung durch einen Reflektor in eine bestimmte Abstrahlrichtung durch eine entsprechende Scheibe nach außen gelenkt wird. Dieses können zum Beispiel Abblendlicht, Fernlicht, Standlicht, Blinklicht und dergleichen sein.lights devices are known in modern vehicle construction and essentially include one in a housing arranged light source whose light emission through a reflector in a certain direction of radiation through a corresponding disc outward is steered. This can for example low beam, high beam, parking light, flashing light and to be like that.
Es ist ferner bereits bekannt, verschiedene Leuchtvorrichtung mit Lichtleitern zu versehen, um das von der Lichtquelle in den Lichtleiter eingekoppelte Licht an eine bestimmte Stelle zu leiten und dort auszustrahlen.It is also already known, different lighting device with optical fibers to provide the coupled from the light source in the light guide To direct light to a certain place and to radiate there.
Der vorliegenden Erfindung liegt die Aufgabe zugrunde, eine Leuchtenvorrichtung zu schaffen, welche insbesondere gegenüber vorbekannten Strukturen eine verbesserte Leuchtenvorrichtung schafft.Of the present invention is based on the object, a lighting device to create, which in particular over previously known structures provides an improved lighting device.
Diese Aufgabe wird erfindungsgemäß durch eine Leuchtenvorrichtung mit den Merkmalen gemäß des unabhängigen Hauptanspruchs gelöst.These The object is achieved by a Luminaire device solved with the features according to the independent main claim.
Die der vorliegenden Erfindung zugrunde liegende Idee besteht darin, dass ein von einer Lichtquelle gespeister Lichtleiter von einer Blendeneinrichtung abgedeckt ist, die mit einem optischen Mittel versehen ist, welches eine Abstrahlcharakteristik des Lichtleiters erzeugt.The The idea underlying the present invention is that a light guide fed by a light source of a Aperture device is covered, which provided with an optical means is, which generates a radiation characteristic of the light guide.
Die vorliegende Erfindung weist gegenüber den oben genannten Ansätzen den Vorteil auf, dass der Lichtleiter in einfacher Weise an eine vorgegebene Kontur anpassbar ist, wobei durch die Wirkung der Blendeneinrichtung ein homogen umlaufender Lichtkörper gebildet ist.The The present invention has over the above approaches Advantage on that the light guide in a simple manner to a predetermined Contourable is adaptable, whereby by the effect of the aperture device a homogeneous light body is formed.
Die Blendeneinrichtung ermöglicht durch ihr zusätzliches optisches Mittel einen weiteren Vorteil, der zu einem darin besteht, dass der Lichtleiter von außen nicht einsehbar ist, und zum anderen, dass der Lichtleiter von außen als ein homogen umlaufender Lichtkörper mit dreidimensionaler Wirkung wahrnehmbar ist.The Aperture device allows through her extra optical means another advantage that consists in one that the light guide from the outside is not visible, and on the other hand, that the light guide from the outside than a homogeneous light body is perceptible with three-dimensional effect.
In den abhängigen Ansprüchen finden sich vorteilhafte Ausgestaltungen und Verbesserungen der im Hauptananspruch angegebenen Leuchtenvorrichtung.In the dependent claims find advantageous embodiments and improvements of in the main claim specified lighting device.
Es ist in einer bevorzugten Ausführung vorgesehen, dass die Blendeneinrichtung aus mindestens einer inneren Blende, welche dem Lichtleiter vorgelagert ist, und aus mindestens einer Abdeckscheibe in Abstrahlrichtung zur Abdeckung der inneren Blende besteht. Dadurch ist der Einsatzbereich an unterschiedliche Einbauumgebungen vorteilhaft erweitert. Die Abdeckscheibe kann zudem eine Schutzfunktion aufweisen. Es ist auch möglich, dass die Abdeckscheibe das abgestrahlte Licht mit einer vorbestimmten Färbung oder Tönung beeinflussen kann. Mit einer entsprechenden Optik oder beispielsweise einer Einfärbung oder Tönung kann die Abdeckscheibe die Funktion der inneren Blende übernehmen und diese ersetzen.It is in a preferred embodiment provided that the aperture device of at least one inner Aperture, which is upstream of the light guide, and at least a cover in the direction of radiation to cover the inner Aperture exists. As a result, the application is different Installation environments advantageously extended. The cover can also have a protective function. It is also possible that the cover can affect the emitted light with a predetermined color or tint. With a corresponding optics or, for example, a coloring or tint The cover can take over the function of the inner panel and replace them.
In einer Ausführung ist das mindestens eine zusätzliche optische Mittel als Beschichtung und/oder Bearbeitung der Blendeneinrichtung ausgebildet. Es kann auch alternativ oder zusätzlich einstückig mit der Blendeneinrichtung ausgebildet sein. Dadurch sind vorteilhafte Kombinationen zwischen den Bestandteilen der Blendeneinrichtung und den verschiedenen optischen Mitteln möglich. So kann zum Beispiel die innere Blende beschichtet sein, wobei die Abdeckscheibe mit einer Optik versehen ist.In an execution is that at least one extra optical means as a coating and / or processing of the diaphragm device educated. It may also alternatively or additionally in one piece with be formed of the aperture device. This is advantageous Combinations between the components of the diaphragm device and the various optical means possible. So can for example be coated with the inner panel, the cover with an optic is provided.
Es ist in einer bevorzugten Ausführung vorgesehen, dass die innere Blende der Blendeneinrichtung mit einem Halteabschnitt des Gehäuses einen Lichtraum zur Aufnahme des Lichtleiters bildet. Somit ergibt sich eine vorteilhaft einfache Gestaltung der Abstrahlcharakteristik des Lichtleiters in Bezug auf seine Position zu den optischen Mitteln.It is in a preferred embodiment provided that the inner panel of the aperture device with a Holding section of the housing forms a light space for receiving the light guide. Thus results an advantageously simple design of the radiation characteristic of the optical fiber with respect to its position to the optical means.
Der Lichtleiter ist mit der Lichtquelle über einen Kopplungsabschnitt optisch gekoppelt. Dadurch wird es ermöglicht, dass die Lichtquelle unabhängig von der Form der Leuchtenvorrichtung auch an separater Stelle angeordnet werden kann, wobei der zur Verfügung stehende Platz optimal nutzbar ist.Of the Optical fiber is connected to the light source via a coupling section optically coupled. This will allow the light source independent of the shape of the lighting device also arranged at a separate location being able to, being the available standing space is optimally usable.
In einer alternativen Ausführung ist die Lichtquelle hinter dem Lichtleiter angeordnet, zum Beispiel in einer Kette aus Leuchtdioden, welche in den Leitleiter eingespeist werden. Die Leuchtdioden können beispielsweise untereinander oder auf einer flexiblen Leiterplatte verbunden sein.In an alternative embodiment the light source is located behind the light guide, for example in a chain of light-emitting diodes, which is fed into the guide become. The light-emitting diodes can For example, with each other or on a flexible circuit board be connected.
In einer weiteren Ausführung weist die Lichtquelle zumindest eine Leuchtdiode auf. Leuchtdioden sind als Bauteile in hochwertiger Qualität und Leuchtstärke bei niedrigem Energiebedarf kostengünstig erhältlich.In another embodiment the light source has at least one light-emitting diode. LEDs are included as components in high quality and luminosity Low energy consumption cost available.
Der Lichtleiter bildet im leuchtenden Zustand mit vorteilhaft einfachen Mitteln eine dreidimensionale Lichtschleife, welche im Dunkeln eine vorteilhaft gut erkennbare Markierung der Dimensionen eines abgestellten Fahrzeugs bildet.The light guide forms in the luminous state with advantageously simple means a three-dimensional light loop, which forms in the dark an advantageously well visible mark the dimensions of a parked vehicle.
In einer noch weiteren Ausführung ist der Lichtleiter in dem Lichtraum über Halteelemente in einem vorbestimmbaren Abstand zu dem Halteabschnitt und/oder zu der Blendeneinrichtung angeordnet. Die Halteelemente können zum Beispiel Klipse sein, in welchen der Lichtleiter in einfacher Weise befestigbar ist.In a still further execution is the light guide in the light space via holding elements in one predeterminable distance to the holding portion and / or to the diaphragm device arranged. The holding elements can for example, be clips in which the light guide in simple Way is fastened.
In einer weiteren alternativen Ausführung kann die Leuchtenvorrichtung eine weitere Leuchte und/oder einen Lufteinlass des Kraftfahrzeugs in vorbestimmter Weise, beispielsweise schleifen- und/oder ringförmig, umgeben. Dadurch lässt bei der Gestaltung einer Frontpartie eines Fahrzeugs vorteilhaft Raum sparen, wobei die Vorteile der relativ großen Leuchtenvorrichtung zum Beispiel durch Integration derselben in das weitere Bauteil genutzt werden können.In another alternative embodiment may the luminaire device is a further luminaire and / or an air inlet of the motor vehicle in a predetermined manner, for example grinding and / or ring-shaped, surround. By doing so leaves advantageous in the design of a front end of a vehicle Save space, taking advantage of the relatively large lighting device for Example used by integration of the same in the other component can be.
Eine derartige Leuchtenvorrichtung kann als Positionsleuchte, Tagfahrlicht, Blinkleuchte, Rückleuchte, Bremsleuchte oder dergleichen ausgebildet sein.A Such a lighting device can be used as a position light, daytime running light, Indicator, Taillight, Brake light or the like may be formed.
Die Erfindung wird im Folgenden anhand von Ausführungsbeispielen unter Bezugnahme auf die beiliegenden Figuren der Zeichnung näher erläutert.The Invention will be described below with reference to exemplary embodiments with reference explained in more detail on the accompanying figures of the drawing.
Von den Figuren zeigen:From show the figures:
In den Figuren der Zeichnung bezeichnen dieselben Bezugszeichen gleiche oder funktionsgleiche Komponenten, soweit nichts Gegenteiliges angegeben ist.In In the figures of the drawing, the same reference numerals designate the same or functionally identical components, unless stated otherwise is.
Mit
dem Bezugszeichen
Die
Leuchtenvorrichtung
Der
Lichtraum
Die
innere Blende
Das
optische Mittel
In
diesem ersten Ausführungsbeispiel
ist der Lichtleiter
In
dem zweiten Ausführungsbeispiel
in
In
Die
Bauteile der Blendeneinrichtung
Die
Abdeckscheibe
Somit
ist eine Leuchtenvorrichtung
Obwohl die vorliegende Erfindung vorstehend anhand bevorzugter Ausführungsbeispiele beschrieben wurde, ist sie dar auf nicht beschränkt, sondern auf vielfältige Weise modifizierbar.Even though the present invention above based on preferred embodiments it is not limited to, but in many ways modifiable.
Beispielweise ist die Erfindung nicht auf die hier beschriebene Bugleuchte beschränkt. Sie kann auch als Standlicht, Blinklicht, Rückleuchte, Bremslicht, Tagfahrlicht, Rückfahrlicht usw. verwendet werden.for example the invention is not limited to the front light described here. she can also be used as parking light, flashing light, tail light, brake light, daytime running light, Reversing light etc. are used.
Die
Lichtquelle
Es
ist auch denkbar, dass das Gehäuse
Claims (11)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007036793A DE102007036793B4 (en) | 2007-08-03 | 2007-08-03 | Luminaire device of a motor vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007036793A DE102007036793B4 (en) | 2007-08-03 | 2007-08-03 | Luminaire device of a motor vehicle |
Publications (2)
Publication Number | Publication Date |
---|---|
DE102007036793A1 true DE102007036793A1 (en) | 2009-02-05 |
DE102007036793B4 DE102007036793B4 (en) | 2010-05-06 |
Family
ID=40175953
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE102007036793A Expired - Fee Related DE102007036793B4 (en) | 2007-08-03 | 2007-08-03 | Luminaire device of a motor vehicle |
Country Status (1)
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DE (1) | DE102007036793B4 (en) |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011007014A1 (en) | 2009-07-17 | 2011-01-20 | Psa Peugeot Citroen Automobiles S.A. | Light guide, illumination device comprising such a light guide and interior fitting part for a vehicle comprising such an illumination device |
DE102010007172B4 (en) * | 2009-02-11 | 2012-09-27 | GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) | Light guide for a vehicle light assembly |
DE102012108311A1 (en) * | 2012-09-07 | 2014-03-13 | Hella Kgaa Hueck & Co. | Illumination device for e.g. motor car, has additional light conductor arranged in region with lower light transmittance of cover element, and light uncoupling surface and optical element that are arranged at front of conductor |
DE102012221385A1 (en) * | 2012-11-22 | 2014-05-22 | Automotive Lighting Reutlingen Gmbh | Lighting device for a motor vehicle |
JP2016035855A (en) * | 2014-08-04 | 2016-03-17 | 株式会社小糸製作所 | Vehicle lamp fitting |
DE102015013317A1 (en) | 2015-10-14 | 2017-04-20 | GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) | Motor vehicle exterior light with decorative element |
DE102021109319A1 (en) | 2021-04-14 | 2022-10-20 | Bayerische Motoren Werke Aktiengesellschaft | Exterior lamp for a motor vehicle |
DE102021003150B3 (en) | 2021-06-18 | 2022-10-27 | Mercedes-Benz Group AG | Lighting device with ring light guide and vehicle with such a lighting device |
DE102021110847A1 (en) | 2021-04-28 | 2022-11-03 | Bayerische Motoren Werke Aktiengesellschaft | Headlight for a motor vehicle |
WO2023083738A1 (en) * | 2021-11-10 | 2023-05-19 | HELLA GmbH & Co. KGaA | Illumination device for vehicles |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102011000022B4 (en) * | 2011-01-04 | 2019-06-27 | HELLA GmbH & Co. KGaA | Lighting unit for vehicles with a disk body in front of a planar light guide |
DE102011110629A1 (en) * | 2011-08-18 | 2013-02-21 | Volkswagen Aktiengesellschaft | Illumination device e.g. tail light for motor car, has opaque light extraction element that is arranged between light source and optical waveguide, and light extraction element and optical waveguide that are held together by latch |
DE102012111276A1 (en) * | 2012-11-22 | 2014-05-22 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Lighting device for motor vehicle, has housing that partially comprises lens element having opaque area and emitting surface, where opaque area is arranged on side of lens element directing towards light emitting element |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2576566A1 (en) * | 1985-01-28 | 1986-08-01 | Comind Spa | Light unit esp. signal light for motor vehicle |
DE10101795A1 (en) * | 2001-01-17 | 2002-07-18 | Bosch Gmbh Robert | Flashing light, especially front flashing light, for motor vehicles has boundary light source in part of light conducting element in part of path of light from flashing light source |
DE69803297T2 (en) * | 1997-08-12 | 2002-08-22 | Breault Res Organization Inc | DOUBLE REFLECTIVE LENS |
-
2007
- 2007-08-03 DE DE102007036793A patent/DE102007036793B4/en not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2576566A1 (en) * | 1985-01-28 | 1986-08-01 | Comind Spa | Light unit esp. signal light for motor vehicle |
DE69803297T2 (en) * | 1997-08-12 | 2002-08-22 | Breault Res Organization Inc | DOUBLE REFLECTIVE LENS |
DE10101795A1 (en) * | 2001-01-17 | 2002-07-18 | Bosch Gmbh Robert | Flashing light, especially front flashing light, for motor vehicles has boundary light source in part of light conducting element in part of path of light from flashing light source |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102010007172B4 (en) * | 2009-02-11 | 2012-09-27 | GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) | Light guide for a vehicle light assembly |
WO2011007014A1 (en) | 2009-07-17 | 2011-01-20 | Psa Peugeot Citroen Automobiles S.A. | Light guide, illumination device comprising such a light guide and interior fitting part for a vehicle comprising such an illumination device |
DE102009027792A1 (en) * | 2009-07-17 | 2011-01-20 | Lisa Dräxlmaier GmbH | Light guide, lighting device with such a light guide and interior trim part for a vehicle with such a lighting device |
DE102009027792B4 (en) * | 2009-07-17 | 2012-11-08 | Lisa Dräxlmaier GmbH | Lighting device with a light guide and interior trim part for a vehicle with such a lighting device |
DE102012108311A1 (en) * | 2012-09-07 | 2014-03-13 | Hella Kgaa Hueck & Co. | Illumination device for e.g. motor car, has additional light conductor arranged in region with lower light transmittance of cover element, and light uncoupling surface and optical element that are arranged at front of conductor |
DE102012221385A1 (en) * | 2012-11-22 | 2014-05-22 | Automotive Lighting Reutlingen Gmbh | Lighting device for a motor vehicle |
JP2016035855A (en) * | 2014-08-04 | 2016-03-17 | 株式会社小糸製作所 | Vehicle lamp fitting |
DE102015013317A1 (en) | 2015-10-14 | 2017-04-20 | GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) | Motor vehicle exterior light with decorative element |
DE102021109319A1 (en) | 2021-04-14 | 2022-10-20 | Bayerische Motoren Werke Aktiengesellschaft | Exterior lamp for a motor vehicle |
DE102021110847A1 (en) | 2021-04-28 | 2022-11-03 | Bayerische Motoren Werke Aktiengesellschaft | Headlight for a motor vehicle |
DE102021003150B3 (en) | 2021-06-18 | 2022-10-27 | Mercedes-Benz Group AG | Lighting device with ring light guide and vehicle with such a lighting device |
WO2023083738A1 (en) * | 2021-11-10 | 2023-05-19 | HELLA GmbH & Co. KGaA | Illumination device for vehicles |
Also Published As
Publication number | Publication date |
---|---|
DE102007036793B4 (en) | 2010-05-06 |
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