DE102007038470A1 - Illumination device for vehicle, has light units for respectively producing two light functions, and glare unit with glare section to partially cover glare unit, where light units comprise laminar optical-fiber units - Google Patents
Illumination device for vehicle, has light units for respectively producing two light functions, and glare unit with glare section to partially cover glare unit, where light units comprise laminar optical-fiber units Download PDFInfo
- Publication number
- DE102007038470A1 DE102007038470A1 DE102007038470A DE102007038470A DE102007038470A1 DE 102007038470 A1 DE102007038470 A1 DE 102007038470A1 DE 102007038470 A DE102007038470 A DE 102007038470A DE 102007038470 A DE102007038470 A DE 102007038470A DE 102007038470 A1 DE102007038470 A1 DE 102007038470A1
- Authority
- DE
- Germany
- Prior art keywords
- light
- unit
- planar light
- lighting device
- light guide
- 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.)
- Pending
Links
- 238000005286 illumination Methods 0.000 title claims description 9
- 230000004313 glare Effects 0.000 title abstract 7
- 239000013307 optical fiber Substances 0.000 title abstract 5
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- 230000003287 optical effect Effects 0.000 description 5
- 239000003550 marker Substances 0.000 description 4
- 230000001419 dependent effect Effects 0.000 description 3
- BUHVIAUBTBOHAG-FOYDDCNASA-N (2r,3r,4s,5r)-2-[6-[[2-(3,5-dimethoxyphenyl)-2-(2-methylphenyl)ethyl]amino]purin-9-yl]-5-(hydroxymethyl)oxolane-3,4-diol Chemical compound COC1=CC(OC)=CC(C(CNC=2C=3N=CN(C=3N=CN=2)[C@H]2[C@@H]([C@H](O)[C@@H](CO)O2)O)C=2C(=CC=CC=2)C)=C1 BUHVIAUBTBOHAG-FOYDDCNASA-N 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- G02B6/0011—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 planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
-
- 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
-
- 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
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/2607—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic comprising at least two indicating lamps
-
- 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
- F21S43/239—Light guides characterised by the shape of the light guide plate-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
-
- 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
- F21S43/26—Refractors, transparent cover plates, light guides or filters not provided in groups F21S43/235 - F21S43/255
-
- 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
- G02B6/0011—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 planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/002—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces
-
- 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
- G02B6/0011—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 planar or of plate-like form
- G02B6/0075—Arrangements of multiple light guides
- G02B6/0078—Side-by-side arrangements, e.g. for large area displays
Abstract
Description
Die Erfindung betrifft eine Beleuchtungseinrichtung für Fahrzeuge mit mindestens einer ersten Leuchteinheit zur Erzeugung einer ersten Lichtfunktion und mit mindestens einer zweiten Leuchteinheit zur Erzeugung einer zweiten Lichtfunktion, wobei die zweite Leuchteinheit in Hauptabstrahlrichtung vor der ersten Leuchteinheit angeordnet ist, dass die zweite Leuchteinheit ein flächiges Lichtleitelement umfasst, das an einer Schmalseite eine Lichteinkoppelfläche aufweist, wobei der Lichteinkoppelfläche mindestens eine Lichtquelle zugeordnet ist, das an einer Vorderseite eine Lichtauskoppelfläche aufweist, das an einer der Vorderseite abgewandten Rückseite eine Mehrzahl von Auskoppelelementen aufweist, so dass das flächige Lichtleitelement im Betriebszustand der zweiten Leuchteinheit als eine homogen ausgeleuchtete Fläche wirkt.The The invention relates to a lighting device for vehicles with at least a first lighting unit for generating a first Light function and with at least one second light unit for Generation of a second light function, wherein the second light unit arranged in the main emission in front of the first light unit is that the second lighting unit is a planar light guide comprises, which has a light input surface on a narrow side, wherein the light input surface at least one light source is assigned to the front of a light output surface having, on a front side facing away from the back a plurality of coupling-out elements, so that the planar Light guide in the operating state of the second light unit as a homogeneously illuminated surface acts.
Aus
der
Aus
der
Aufgabe der vorliegenden Erfindung ist es, eine Beleuchtungseinrichtung für Fahrzeuge derart weiterzubilden, dass platzsparend und einfach die Lichtfunktion einer ein flächiges Lichtleitelement aufweisenden Leuchteinheit beeinflusst werden kann.task It is the object of the present invention to provide a lighting device for vehicles in such a way that saves space and simply the light function of a planar light guide can be influenced.
Zur Lösung dieser Aufgabe ist die Erfindung in Verbindung mit dem Oberbegriff des Patentanspruchs 1 dadurch gekennzeichnet, dass dem flächigen Lichtleitelement eine Blendeneinheit zugeordnet ist, die über mindestens einen teilweise das flächige Lichtleitelement überdeckenden Blendenabschnitt verfügt, derart, dass zum einen ein flächig leuchtender Funktionsbereich des flächigen Lichtleitelementes definiert wird zur Erzeugung der zweiten Lichtfunktion und zum anderen das flächige Lichtleitelement in einer definierten Lage an der Blendeneinheit gehalten ist.to Solution to this problem is the invention in connection with the preamble of claim 1, characterized in that the planar light-guiding element is assigned a diaphragm unit, the over at least a partially covering the planar light guide Aperture section has, such that on the one hand a flat luminous functional area of the planar light-guiding element is defined for generating the second light function and the other the planar light guide in a defined position is held on the aperture unit.
Der besondere Vorteil der Erfindung besteht darin, dass durch die Blendeneinheit zum einen ein vorgegebener Funktionsbereich der durch das flächige Lichtleitelement erzeugten zweiten Lichtfunktion festgelegt wird. Vorteilhaft kann hierdurch das flächige Lichtleitelement einen einfachen Aufbau aufweisen und quasi als „Lichtvorhang" in Hauptabstrahlrichtung vor der ersten Leuchteinheit positioniert sein. Die Beeinflussung der Lichtabstrahlung bzw. die abgestrahlte Lichtmenge wird durch die Ausgestaltung von Blendenabschnitten der erfindungsgemäßen Blendeneinheit mit bestimmt. Vorteilhaft kann die Blendeneinheit Blendenöffnungen bzw. Blendenabschnitte aufweisen, so dass die Beleuchtungseinheit ein optisch ansprechendes Erscheinungsbild erhält. Zum anderen ermöglicht die Erfindung eine definierte Positionierung bzw. Halterung des flächigen Lichtleitelementes, da es an vorzugsweise randseitigen Teilbereichen an der Blendeneinheit anliegt. Vorzugsweise ist das flächige Lichtleitelement mit der Blendeneinheit formschlüssig und/oder kraftschlüssig und/oder stoffschlüssig verbunden, so dass die Blendeneinheit zusammen mit dem flächigen Lichtleitelement als gemeinsame Baueinheit in der Beleuchtungseinrichtung verbaut werden kann.Of the particular advantage of the invention is that through the aperture unit on the one hand, a predetermined functional area of the area through the Light guide element generated second light function is set. This can advantageously the flat light guide have a simple structure and as a kind of "light curtain" be positioned in the main emission in front of the first light unit. The influence of the light emission or the emitted light quantity is due to the design of aperture portions of the invention Aperture unit with determined. Advantageously, the aperture unit Apertures or aperture sections have, so that the lighting unit a visually appealing appearance receives. On the other hand, the invention enables a defined positioning or mounting of the planar light-guiding element, because it is preferably on marginal portions of the aperture unit is applied. Preferably, the planar light-guiding element with the aperture unit form-fitting and / or non-positive and / or materially connected, so that the aperture unit together with the planar light guide as a common Building unit can be installed in the lighting device.
Nach einer bevorzugten Ausführungsform der Erfindung erstreckt sich ein Blendenabschnitt der Blendeneinheit rahmenartig, wobei Rahmenteile des Blendenabschnittes einen umlaufenden Randbereich des flächigen Lichtleitelementes abdecken. Vorteilhaft kann hierdurch eine langzeitstabile Verbindung zwischen dem flächigen Lichtleitelement und der Blendeneinheit erzielt werden.To a preferred embodiment of the invention a diaphragm portion of the aperture unit like a frame, wherein Frame parts of the diaphragm section has a peripheral edge region of the cover surface light guide. Advantageously This creates a long-term stable connection between the flat Light guide and the aperture unit can be achieved.
Nach einer Weiterbildung der Erfindung weisen Rahmenteile des Blendenabschnittes eine Absatzfläche auf, so dass ein Rand des flächigen Lichtleitelementes an dieser zur Anlage kommt. Hierdurch kann eine sichere formschlüssige und/oder stoffschlüssige Verbindung zwischen dem Lichtleitelement und der Blendeneinheit erreicht werden.To a development of the invention comprise frame parts of the diaphragm section a heel surface, leaving an edge of the flat Lichtleitelementes comes to this plant. This can be a secure positive and / or cohesive Connection between the light guide and the aperture unit be achieved.
Nach einer bevorzugten Ausführungsform der Erfindung ist zwischen der Blendeneinheit und dem flächigen Lichtleitelement eine Zusatzlichtscheibe angeordnet, die über optisch wirksame Flächen zur Beeinflussung der Lichtverteilung und/oder des Erscheinungsbildes der Beleuchtungseinrichtung verfügt. Die Zusatzlichtscheibe kann glatte Freiformflächen oder Flächen mit einer optischen Struktur aufweisen. Hierdurch kann auf einfache Weise eine weitere Beeinflussung der Lichtverteilung erzielt werden. Vorzugsweise können die optisch wirksamen Flächen der Zusatzlichtscheibe flächenbündig zu einer Blendenöffnung positioniert sein, so dass die Zusatzlichtscheibe platzsparend in der Beleuchtungseinrichtung integriert werden kann.According to a preferred embodiment of the invention, an additional lens is arranged between the diaphragm unit and the planar light guide element, which has optically effective surfaces for influencing the light distribution and / or the Appearance of the lighting device features. The auxiliary lens may have smooth freeform surfaces or surfaces with an optical structure. This can be achieved in a simple manner further influencing the light distribution. Preferably, the optically effective surfaces of the auxiliary lens can be positioned flush with an aperture, so that the additional lens can be integrated to save space in the illumination device.
Nach einer Weiterbildung der Erfindung kann die Zusatzlichtscheibe eingefärbt ausgebildet sein, beispielsweise kann sie blau, grau, rot, grün oder gelb eingefärbt sein, so dass ein gewünschtes Erscheinungsbild der Beleuchtungseinrichtung erzielt werden kann.To In a further development of the invention, the auxiliary lens can be colored be formed, for example, they can blue, gray, red, green or colored yellow, so that a desired Appearance of the lighting device can be achieved.
Nach einer Weiterbildung der Erfindung können vorzugsweise an einer Rückseite des flächigen Lichtleitelementes angeordnete Auskoppelelemente eine unterschiedliche Formgebung und/oder eine unterschiedliche Größe und/oder eine unterschiedliche Verteilung aufweisen, so dass hierdurch die Lichtverteilung der zweiten Lichtfunktion beeinflusst werden kann.To a development of the invention may preferably a rear side of the planar light-guiding element arranged decoupling a different shape and / or a different size and / or a different distribution have, so that thereby the light distribution of the second light function can be influenced.
Nach einer Weiterbildung der Erfindung kann das flächige Lichtleitelement in Hauptabstrahlrichtung vor mehreren Lichteinheiten zur Erzeugung einer oder mehrerer Lichtfunktionen angeordnet sein. Beispielsweise können die an einer Schmalseite angeordneten LED-Leuchtelemente unabhängig voneinander angesteuert werden, so dass gegebenenfalls eine unterschiedliche Lichtfunktion erzeugt wird oder die abgestrahlte Lichtmenge kann abhängig sein kann von Teilbereichen der Lichtaustrittsfläche der Beleuchtungseinrichtung. Beispielsweise kann ein im Wesentlichen senkrecht zur Fahrzeuglängsachse verlaufender Abschnitt des flächigen Lichtleitelementes zur Erzeugung eines Schlusslichtes und ein in einem relativ kleinen spitzen Winkel zu der Fahrzeuglängsachse verlaufende Abschnitt des flächigen Lichtleitelementes als Seitenmarkierungslicht dienen, wobei Blendenabschnitte der Blendeneinheit derart angeordnet sind, dass das von dem flächigen Lichtleitelement abgestrahlte Lichtbündel nur bis zu einem vorgegebenen Grenzwinkel zur Fahrtrichtung reicht. Hierdurch wird gewährleistet, dass die gesetzlichen Bestimmungen für die Abstrahlung von Licht bei einer Heckleuchte in Fahrtrichtung eingehalten werden.To a development of the invention, the planar light guide in the main emission direction in front of a plurality of light units for generation be arranged one or more light functions. For example can be arranged on a narrow side LED lighting elements be controlled independently, so if necessary a different light function is generated or the radiated Amount of light can be dependent on subregions of the Light exit surface of the lighting device. For example can be a substantially perpendicular to the vehicle's longitudinal axis extending portion of the planar light-guiding element to produce a tail light and a in a relatively small acute angle to the vehicle longitudinal axis extending section serve the planar light guide element as a side marker light, wherein diaphragm sections of the diaphragm unit are arranged such that emitted by the planar light guide Light bundles only up to a given critical angle to Driving direction is sufficient. This ensures that the legal provisions for the emission of light a tail light in the direction of travel be maintained.
Weitere Vorteile der Erfindung ergeben sich aus den weiteren Unteransprüchen.Further Advantages of the invention will become apparent from the other dependent claims.
Ein Ausführungsbeispiel der Erfindung wird nachfolgend anhand der Zeichnungen näher erläutert.One Embodiment of the invention will be described below explained in more detail in the drawings.
Es zeigen:It demonstrate:
Eine erfindungsgemäße Beleuchtungseinrichtung für Fahrzeuge kann in einem Heck- und/oder Bugbereich desselben angeordnet sein.A Lighting device according to the invention for Vehicles can be arranged in a rear and / or bow area thereof be.
Im
vorliegenden Ausführungsbeispiel ist die Beleuchtungseinrichtung
als eine im Heckbereich des Fahrzeugs angeordnete Signalleuchte
ausgebildet, die ein Gehäuse
In
Hauptabstrahlrichtung
Auf
einer der Fahrzeuglängsmittelachse abgewandten Seite der
Beleuchtungseinrichtung ist eine dritte Leuchteinheit
In
Hauptabstrahlrichtung
Die
beabstandet zueinander angeordneten Lichtleitelemente
Im
vorliegenden Ausführungsbeispiel sind die flächigen
Lichtleitelemente
Wie
aus
In
dem äußeren Seitenbereich
In
Hauptabstrahlrichtung vor der Blendeneinheit
Der
Blendenabschnitt im Seitenbereich
Die
Blendeneinheit
Da
die LED-Leuchtelemente
ZITATE ENTHALTEN IN DER BESCHREIBUNGQUOTES INCLUDE IN THE DESCRIPTION
Diese Liste der vom Anmelder aufgeführten Dokumente wurde automatisiert erzeugt und ist ausschließlich zur besseren Information des Lesers aufgenommen. Die Liste ist nicht Bestandteil der deutschen Patent- bzw. Gebrauchsmusteranmeldung. Das DPMA übernimmt keinerlei Haftung für etwaige Fehler oder Auslassungen.This list The documents listed by the applicant have been automated generated and is solely for better information recorded by the reader. The list is not part of the German Patent or utility model application. The DPMA takes over no liability for any errors or omissions.
Zitierte PatentliteraturCited patent literature
- - DE 10207694 A1 [0002] - DE 10207694 A1 [0002]
- - DE 102005018212 A1 [0003] DE 102005018212 A1 [0003]
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007038470A DE102007038470A1 (en) | 2007-08-14 | 2007-08-14 | Illumination device for vehicle, has light units for respectively producing two light functions, and glare unit with glare section to partially cover glare unit, where light units comprise laminar optical-fiber units |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007038470A DE102007038470A1 (en) | 2007-08-14 | 2007-08-14 | Illumination device for vehicle, has light units for respectively producing two light functions, and glare unit with glare section to partially cover glare unit, where light units comprise laminar optical-fiber units |
Publications (1)
Publication Number | Publication Date |
---|---|
DE102007038470A1 true DE102007038470A1 (en) | 2009-02-19 |
Family
ID=40279442
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE102007038470A Pending DE102007038470A1 (en) | 2007-08-14 | 2007-08-14 | Illumination device for vehicle, has light units for respectively producing two light functions, and glare unit with glare section to partially cover glare unit, where light units comprise laminar optical-fiber units |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE102007038470A1 (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2216590B1 (en) | 2009-02-06 | 2015-07-15 | Koito Manufacturing Co., Ltd. | Vehicle lamp |
WO2019025393A1 (en) * | 2017-08-01 | 2019-02-07 | HELLA GmbH & Co. KGaA | Lighting device for vehicles |
DE102018126820A1 (en) * | 2018-10-26 | 2020-04-30 | Automotive Lighting Reutlingen Gmbh | Lighting device for a motor vehicle and method for producing a cover plate for a lighting device |
FR3116884A1 (en) * | 2020-11-30 | 2022-06-03 | Psa Automobiles Sa | Lighting device protected against light leaks. |
US11719410B2 (en) | 2019-07-11 | 2023-08-08 | Dyson Technology Limited | Vehicle lamp assembly |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4929866A (en) * | 1987-11-17 | 1990-05-29 | Mitsubishi Cable Industries, Ltd. | Light emitting diode lamp |
DE10036347A1 (en) * | 2000-07-26 | 2002-02-07 | Hella Kg Hueck & Co | Light cluster for vehicles, comprises transparent plastic lens and rear cover, and projections at rear of lens, into which sources direct light beams |
DE10207694A1 (en) | 2002-02-22 | 2003-11-13 | Hella Kg Hueck & Co | Lighting unit for motor vehicles has a casing with light-decoupling units fitted one behind the other in a light-exit direction |
DE102005018212A1 (en) | 2005-04-20 | 2006-10-26 | Hella Kgaa Hueck & Co. | Signal light for vehicles |
-
2007
- 2007-08-14 DE DE102007038470A patent/DE102007038470A1/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4929866A (en) * | 1987-11-17 | 1990-05-29 | Mitsubishi Cable Industries, Ltd. | Light emitting diode lamp |
DE10036347A1 (en) * | 2000-07-26 | 2002-02-07 | Hella Kg Hueck & Co | Light cluster for vehicles, comprises transparent plastic lens and rear cover, and projections at rear of lens, into which sources direct light beams |
DE10207694A1 (en) | 2002-02-22 | 2003-11-13 | Hella Kg Hueck & Co | Lighting unit for motor vehicles has a casing with light-decoupling units fitted one behind the other in a light-exit direction |
DE102005018212A1 (en) | 2005-04-20 | 2006-10-26 | Hella Kgaa Hueck & Co. | Signal light for vehicles |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2216590B1 (en) | 2009-02-06 | 2015-07-15 | Koito Manufacturing Co., Ltd. | Vehicle lamp |
WO2019025393A1 (en) * | 2017-08-01 | 2019-02-07 | HELLA GmbH & Co. KGaA | Lighting device for vehicles |
CN110945283A (en) * | 2017-08-01 | 2020-03-31 | 黑拉有限责任两合公司 | Lighting device for vehicle |
US11014489B2 (en) | 2017-08-01 | 2021-05-25 | HELLA GmbH & Co. KGaA | Lighting device for vehicles |
CN110945283B (en) * | 2017-08-01 | 2022-02-18 | 黑拉有限责任两合公司 | Lighting device for vehicle |
DE102018126820A1 (en) * | 2018-10-26 | 2020-04-30 | Automotive Lighting Reutlingen Gmbh | Lighting device for a motor vehicle and method for producing a cover plate for a lighting device |
US11719410B2 (en) | 2019-07-11 | 2023-08-08 | Dyson Technology Limited | Vehicle lamp assembly |
FR3116884A1 (en) * | 2020-11-30 | 2022-06-03 | Psa Automobiles Sa | Lighting device protected against light leaks. |
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