DE102006043280A1 - Vehicle turn signal light, has photoresist aperture arranged between lens and reflector and between lens and closure lens, where opening has smaller diameter than outer diameter of reflector - Google Patents
Vehicle turn signal light, has photoresist aperture arranged between lens and reflector and between lens and closure lens, where opening has smaller diameter than outer diameter of reflector Download PDFInfo
- Publication number
- DE102006043280A1 DE102006043280A1 DE102006043280A DE102006043280A DE102006043280A1 DE 102006043280 A1 DE102006043280 A1 DE 102006043280A1 DE 102006043280 A DE102006043280 A DE 102006043280A DE 102006043280 A DE102006043280 A DE 102006043280A DE 102006043280 A1 DE102006043280 A1 DE 102006043280A1
- Authority
- DE
- Germany
- Prior art keywords
- lens
- reflector
- turn signal
- vehicle
- vehicle turn
- 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.)
- Withdrawn
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
- B60Q1/26—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
- B60Q1/34—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 for indicating change of drive direction
- B60Q1/38—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 for indicating change of drive direction using immovably-mounted light sources, e.g. fixed flashing 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
- F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
- F21S43/13—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
- F21S43/14—Light emitting diodes [LED]
-
- 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
- F21S43/255—Filters
-
- 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
- F21S43/40—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the combination of reflectors and refractors
-
- 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
- F21V7/00—Reflectors for light sources
- F21V7/0091—Reflectors for light sources using total internal reflection
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
Description
Die Erfindung betrifft eine Blinkleuchte für Fahrzeuge mit zumindest einer LED als Lichtquelle.The The invention relates to a flashing light for vehicles with at least one LED as a light source.
Aus der Praxis sind Fahrzeugblinkleuchten sowohl für das vordere als auch für das hintere Fahrzeugende mit LEDs als Lichtquellen bekannt, bei denen die LEDs gelbes Licht gemäß des gesetzlich vorgeschriebenen Farbortes für Blinklicht abstrahlen. Nachteilig bei derart aus der Praxis bekannten Fahrzeugblinkleuchten ist es, dass es aufgrund von innerer Wärmeeinwirkung durch den Betrieb der LEDs aber auch aufgrund von äußerer Wärmeeinwirkung durch benachbarte lichttechnische Komponenten zu einer Erhöhung der Temperatur in der Fahrzeugblinkleuchte kommt, welche eine Degradation der LEDs bewirkt, wodurch die gelbe Farbe der Fahrzeugblinkleuchte nicht mehr dem gesetzlich vorgeschriebenen Farbort für Blinklicht entspricht.Out In practice, vehicle direction indicators are for both the front and the rear Vehicle end with LEDs known as light sources, where the LEDs yellow light according to the law prescribed color location for Blink the flashing light. A disadvantage of such known from practice Vehicle turn signals is that it due to internal heat by the operation of the LEDs but also due to external heat from neighboring lighting components to an increase in Temperature in the vehicle indicator comes, which is a degradation causes the LEDs, thereby reducing the yellow color of the vehicle turn signal no longer the legally prescribed color locus for flashing light equivalent.
Aufgabe der Erfindung ist es, eine Fahrzeugblinkleuchte derart weiterzubilden, dass sie trotz innerer und/oder äußerer Wärmeeinwirkung nur ein Minimum an Degradation aufweist.task the invention is to develop a vehicle turn signal in such a way that they despite internal and / or external heat has only a minimum of degradation.
Diese Aufgabe wird durch eine Fahrzeugblinkleuchte gelöst, welche umfasst
- • eine Lichtquelle in Form einer Weißlicht abstrahlenden LED,
- • eine der LED vorgelagerte Linse, wobei die Linse als Gelbfilter ausgebildet ist,
- • ein die Linse zumindest bereichsweise einfassender Reflektor und
- • eine der Linse und dem Reflektor optisch nachgelagerte Abschlusslinse.
- A light source in the form of a white light emitting LED,
- • one of the LED upstream lens, wherein the lens is designed as a yellow filter,
- • a lens at least partially enclosing the reflector and
- • one of the lens and the reflector optically downstream termination lens.
Weißlicht abstrahlende LEDs haben aufgrund ihres Aufbaus gegenüber Gelblicht abstrahlenden LEDs den Vorteil, dass sie über eine wesentlich geringere Degradation verfügen und somit auch bei thermisch kritischen Bedingungen keine oder nur eine sehr geringe Farbverschiebung aufweisen. Der gesetzlich vorgeschriebene gelbe Farbort für Blinklicht wird durch einen der LED vorgelagerten Gelbfilter erzeugt, der gleichzeitig als optische Linse für das Licht ausgebildet ist. Zur optimalen Ausnutzung des von der LED abgegebenen Lichtstromes wird das unter einem großen Winkel zur optischen Achse abgegebene Licht durch einen die Linse zumindest bereichsweise einfassenden Reflektor erfasst. Die gesetzlich vorgeschriebene Lichtverteilung für Blinklicht wird schließlich durch eine der Linse und dem Reflektor nachgelagerte Abschlusslinse realisiert.White light radiating Due to their construction, LEDs have a radiating effect against yellow light LEDs have the advantage of being over have a much lower degradation and thus also at thermal critical conditions no or only a slight color shift exhibit. The legally prescribed yellow color locus for flashing light is generated by one of the LEDs upstream yellow filter, the same time as an optical lens for the light is formed. For optimal use of the of LED emitted luminous flux is at a large angle light emitted to the optical axis through the lens at least partially encompassing reflector detected. The legally required Light distribution for Flashing light will finally through a terminating lens located downstream of the lens and the reflector realized.
Um ein optisch ansprechendes Design der Fahrzeugblinkleuchte zu realisieren ist zwischen der Linse und dem Reflektor einerseits und der Abschlusslinse andererseits eine lichtundurchlässige Blende mit einer der Fahrzeugblinkleuchte zugeordneten Öffnung angeordnet.Around to realize a visually appealing design of the vehicle turn signal is between the lens and the reflector on the one hand and the terminating lens on the other hand, an opaque aperture arranged with an opening associated with the vehicle indicator.
Bei modernen Fahrzeugdesign ist es häufig erwünscht, dass die Signalfunktionen der Beleuchtungselemente eine neutrale Farbgebung aufweisen und nur bei ihrem Betrieb die vorgeschriebene Signalfarbe abgeben. Um die als Gelbfilter ausgebildete Linse aufgrund der beschriebenen Anforderung möglichst effektiv zu kaschieren, weist die Öffnung der Blende einen geringeren Durchmesser auf, als der äußere Durchmesser des Reflektors und/oder der Abschlusslinse. Somit ist der Gelbfilter weitestgehend vor einem Einblick von Außen geschützt.at modern vehicle design, it is often desirable that the signal functions of the lighting elements a neutral color and only in their operation the prescribed signal color submit. To the designed as a yellow filter lens due to the described Request as possible effectively conceal the aperture of the aperture has a smaller Diameter up, than the outer diameter of the reflector and / or the terminating lens. Thus, the yellow filter largely protected from a view from the outside.
Ein besonders einfacher und kostengünstiger Aufbau der Fahrzeugblinkleuchte wird dadurch realisiert, dass die Blende und der Reflektor einstückig miteinander ausgebildet sind.One especially simple and cheaper Structure of the vehicle turn signal is realized by the Aperture and the reflector in one piece are formed with each other.
Um einen möglichst großen Anteil des von der LED abgestrahlten Lichtstroms für die Signalfunktion nutzen zu können, weist der Reflektor bei einer vorteilhaften Weiterbildung der Erfindung eine elliptische Grundform auf, wobei der erste Brennpunkt mit dem Brennpunkt der Weißlicht abstrahlenden LED zusammenfällt und der zweite Brennpunkt auf der optischen Achse zwischen dem Reflektor und der Abschlusslinse liegt.Around one possible huge Proportion of the luminous flux emitted by the LED for the signal function to be able to use has the reflector in an advantageous embodiment of the invention an elliptical basic shape, wherein the first focal point with the Focal point of the white light radiating LED coincides and the second focal point on the optical axis between the reflector and the terminating lens lies.
Vorteilhaft ist der zweite Brennpunkt der Öffnung der Blende zugeordnet, wodurch ein minimaler Durchmesser der Öffnung bei gleichzeitiger maximaler Nutzung des von der LED abgegebenen Lichtstroms gewährleistet wird.Advantageous is the second focal point of the opening associated with the aperture, thereby providing a minimum diameter of the aperture simultaneous maximum utilization of the luminous flux emitted by the LED guaranteed becomes.
Um eine möglichst großflächige Fahrzeugblinkleuchte zu realisieren, sind vorteilhaft eine Mehrzahl von Fahrzeugblinkleuchten zu einer großflächigen Fahrzeugblinkleuchte zusammengefasst.Around one possible large-area vehicle indicator To realize, are advantageously a plurality of vehicle direction indicators to a large-area vehicle turn signal summarized.
Die Fahrzeugblinkleuchte ist vorteilhaft in einem Fahrzeugscheinwerfer angeordnet.The Vehicle turn signal is advantageous in a vehicle headlight arranged.
Anhand der beigefügten Zeichnungen wird die Erfindung nachfolgend näher erläutert. Dabei zeigt:Based the attached Drawings, the invention is explained in more detail below. Showing:
Die
Fahrzeugblinkleuchte (
- 1010
- FahrzeugblinkleuchteVehicle flashing light
- 1212
- LEDLED
- 1414
- Linselens
- 1616
- Reflektorreflector
- 1818
- Abschlusslinsedegree lens
- 2020
- Blendecover
- 2222
- Öffnungopening
- 2424
- erster Brennpunktfirst focus
- 2626
- zweiter Brennpunktsecond focus
- 2828
- innere Lichtstrahleninner light rays
- 3030
- äußere Lichtstrahlenouter light rays
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102006043280A DE102006043280A1 (en) | 2006-09-14 | 2006-09-14 | Vehicle turn signal light, has photoresist aperture arranged between lens and reflector and between lens and closure lens, where opening has smaller diameter than outer diameter of reflector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102006043280A DE102006043280A1 (en) | 2006-09-14 | 2006-09-14 | Vehicle turn signal light, has photoresist aperture arranged between lens and reflector and between lens and closure lens, where opening has smaller diameter than outer diameter of reflector |
Publications (1)
Publication Number | Publication Date |
---|---|
DE102006043280A1 true DE102006043280A1 (en) | 2008-03-27 |
Family
ID=39104762
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE102006043280A Withdrawn DE102006043280A1 (en) | 2006-09-14 | 2006-09-14 | Vehicle turn signal light, has photoresist aperture arranged between lens and reflector and between lens and closure lens, where opening has smaller diameter than outer diameter of reflector |
Country Status (1)
Country | Link |
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DE (1) | DE102006043280A1 (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102011052485A1 (en) * | 2011-08-08 | 2013-02-14 | Hella Kgaa Hueck & Co. | Lamp for vehicle, has one functional area and another functional area, which are formed in housing, and are separated from each other by partially opaque wall which is impermeable for light beam |
DE102013104176A1 (en) * | 2013-04-25 | 2014-10-30 | Hella Kgaa Hueck & Co. | Lighting device for vehicles |
TWI794798B (en) * | 2021-02-26 | 2023-03-01 | 揚明光學股份有限公司 | Vehicle lamp device and projection lens for vehicle lamp |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1259747B (en) * | 1962-07-24 | 1968-01-25 | Elastic Stop Nut Corp | Arrangement for preventing phantom light in a signal light system for Automobileod. like |
DE3142475A1 (en) * | 1981-10-27 | 1983-05-05 | Ullmann Ulo Werk | Vehicle light, in particular for two-wheeled vehicles |
DE19820751A1 (en) * | 1997-05-15 | 1998-11-19 | Valeo Vision | Rear light for vehicle |
US20020191395A1 (en) * | 2001-06-14 | 2002-12-19 | Benoist Fleury | Illuminating or indicating device |
DE102004046850A1 (en) * | 2003-09-25 | 2005-06-23 | Koito Manufacturing Co., Ltd. | vehicle light |
DE102004010021A1 (en) * | 2004-03-02 | 2005-09-15 | Arno Sauer | Vehicle light especially a flashing light for a motorcycle has light diode and circuit board under transparent hood on a base plate adhered to the vehicle |
-
2006
- 2006-09-14 DE DE102006043280A patent/DE102006043280A1/en not_active Withdrawn
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1259747B (en) * | 1962-07-24 | 1968-01-25 | Elastic Stop Nut Corp | Arrangement for preventing phantom light in a signal light system for Automobileod. like |
DE3142475A1 (en) * | 1981-10-27 | 1983-05-05 | Ullmann Ulo Werk | Vehicle light, in particular for two-wheeled vehicles |
DE19820751A1 (en) * | 1997-05-15 | 1998-11-19 | Valeo Vision | Rear light for vehicle |
US20020191395A1 (en) * | 2001-06-14 | 2002-12-19 | Benoist Fleury | Illuminating or indicating device |
DE102004046850A1 (en) * | 2003-09-25 | 2005-06-23 | Koito Manufacturing Co., Ltd. | vehicle light |
DE102004010021A1 (en) * | 2004-03-02 | 2005-09-15 | Arno Sauer | Vehicle light especially a flashing light for a motorcycle has light diode and circuit board under transparent hood on a base plate adhered to the vehicle |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102011052485A1 (en) * | 2011-08-08 | 2013-02-14 | Hella Kgaa Hueck & Co. | Lamp for vehicle, has one functional area and another functional area, which are formed in housing, and are separated from each other by partially opaque wall which is impermeable for light beam |
DE102011052485B4 (en) | 2011-08-08 | 2022-05-19 | HELLA GmbH & Co. KGaA | Lamp for a vehicle |
DE102013104176A1 (en) * | 2013-04-25 | 2014-10-30 | Hella Kgaa Hueck & Co. | Lighting device for vehicles |
DE102013104176B4 (en) | 2013-04-25 | 2022-08-04 | HELLA GmbH & Co. KGaA | Lighting device for vehicles with an elongate light guide which is illuminated in a locally variable manner in its longitudinal direction |
TWI794798B (en) * | 2021-02-26 | 2023-03-01 | 揚明光學股份有限公司 | Vehicle lamp device and projection lens for vehicle lamp |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OM8 | Search report available as to paragraph 43 lit. 1 sentence 1 patent law | ||
R012 | Request for examination validly filed |
Effective date: 20130619 |
|
R119 | Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee |