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EP2419672A1 - Lampe de véhicule à moteur multifonction - Google Patents

Lampe de véhicule à moteur multifonction

Info

Publication number
EP2419672A1
EP2419672A1 EP09788624A EP09788624A EP2419672A1 EP 2419672 A1 EP2419672 A1 EP 2419672A1 EP 09788624 A EP09788624 A EP 09788624A EP 09788624 A EP09788624 A EP 09788624A EP 2419672 A1 EP2419672 A1 EP 2419672A1
Authority
EP
European Patent Office
Prior art keywords
light
reflector
casing
light source
belonging
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Withdrawn
Application number
EP09788624A
Other languages
German (de)
English (en)
Inventor
Mihael Trcek
Marko Mencin
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.)
Hella Saturnus Slovenija doo
Original Assignee
Hella Saturnus Slovenija doo
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 Hella Saturnus Slovenija doo filed Critical Hella Saturnus Slovenija doo
Publication of EP2419672A1 publication Critical patent/EP2419672A1/fr
Withdrawn legal-status Critical Current

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
    • B60Q1/0058—Stacked, i.e. one lamp located behind the other in the optical axis direction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/32—Optical layout thereof
    • F21S41/33—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature
    • F21S41/334—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors
    • F21S41/335—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors with continuity at the junction between adjacent areas
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
    • F21S41/162—Incandescent light sources, e.g. filament or halogen 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
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/32—Optical layout thereof
    • F21S41/321—Optical layout thereof the reflector being a surface of revolution or a planar surface, e.g. truncated
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
    • F21S41/65—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources
    • F21S41/657—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by moving light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
    • F21S41/67—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on reflectors
    • F21S41/675—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on reflectors by moving reflectors

Definitions

  • the invention refers to a multi-finctional motor vehicle light, namely to a light, by which at least two reflectors are mounted into a casing, and each of them is adapted to cooperate with at least one light source, wherein each assembly of the reflector and each corresponding light source is foreseen to perform a pre-determined lightning function.
  • such invention belongs to lightning appliances for motor vehicles within the traffic and transporting, namely to lights, which are primarily intended for illumination of the area in front of the vehicle, and in particular to headlights, fog lights or auxiliary lights, including cornering lamps.
  • the purpose of the invention is to create a light, by which inside of a casing, which should have minimal possible overall dimensions, which would at least in the plane perpendicularly with respect to the optical axis generally have to correspond to dimensions normally required for mounting of a single reflector, at least two and optionally even more than two reflectors could be mounted, each of them should be adapted for each belonging light source, so that such light could be used for the purposes of performing various functions like a fog lamp and/or cornering lamp and/or a positioning lamp or optionally any other function.
  • Numerous lights are known in the prior art, by which more reflectors are available within a casing, and each of them is adapted to cooperate with a belonging light source.
  • said reflectors are arranged apart from each other either in the vertical and/or horizontal direction i.e. perpendicularly with respect to the optical axis.
  • Such lights are described e.g. in DE 102 28 947 B4 and DE 10 2004 048 224 A. In all these Lights, the light beams are redirected from each corresponding light source in each desired direction outside of the neighboring reflectors, which are mounted within the casing of such light.
  • Such concept generally may lead to a multi-finctional light having several reflectors and light sources within a single casing, wherein each assembly of a reflector and a light source performs a pre-determined function and is used e.g.
  • a light is proposed, by which a single mono-filament light source is mounted within a casing in the optical axis in order to cooperate with two reflectors, namely with the main reflector and an auxiliary reflector.
  • the main reflector By means of the main reflector, the rays are directed in a direction parallel to the optical axis, while the auxiliary reflector comprises two mirrors, which are generally i.e. in their original position arranged symmetrically with respect to said optical axis and are inclined with respect to each other under the angle between 40 and 80 degrees.
  • a passage persists between said mirrors, through which the rays may freely pass upon being deflected from the main reflector in the area adjacent to the light source.
  • Certain portion of rays may be emitted outside the outer edges of said mirrors of the auxiliary reflector.
  • Said mirrors are mutually interconnected and may be synchronous i.e. simultaneously pivoted for each desired angle relatively to the optical axis, so that certain portion of rays, which are deflected from the main reflector towards the surface of each mirror of said auxiliary reflector may then be deflected into each desired direction, which generally differs from the direction of deflecting the rays from the surface of the mirrors, when these are situated in the original position i.e. symmetrically with respect to the optical axis.
  • such light could also be declared as a multi- finctional light, since the rays may be directed either in a direction parallel with regard to the optical axis, or when desired also redirecting of at least a certain portion of rays into a direction, which is inclined at a pre-determined angle with regard to the optical axis.
  • a light is proposed in WO 96/27102, where a light source is embedded within a casing in alignment with the optical axis together with a concave reflector, and within said reflector an auxiliary reflector is mounted, which may be displaced along said optical axis.
  • a light source is embedded within a casing in alignment with the optical axis together with a concave reflector, and within said reflector an auxiliary reflector is mounted, which may be displaced along said optical axis.
  • the width of the light beam and consequently each desired intensity of illumination of each desired area in front of the vehicle may be adjusted, on the basis of which then the same light may be used e.g. both as a front light or a parking i.e. positioning light, or also e.g. as a front light or a dipped front light, when desired.
  • US 4,831,506 proposes a multi-finctional light, which may be used as a fog light and/or a cornering light.
  • a main reflector together with each belonging light source is positioned in alignment with the optical axis, and in front of said main reflector - when observed in a driving direction - an auxiliary reflector is located, which may be pivoted around the vertical axis.
  • Sais auxiliary reflector is furnished with a cutout, through which the light source is protruding, and rays emitted therein are then deflected on both reflectors in each desired directions.
  • the auxiliary reflector is situated in its neutral position i.e.
  • the light is functioning as a classic fog lamp, by which the light beam is directed straightforwardly and essentially parallel with the optical axis.
  • certain portion of light rays is redirected in each desired direction, which is inclined at a desired angle with respect to the optical axis.
  • the present invention refers to a multi-finctional motor vehicle light, which comprises a casing, which is, when observed in a driving direction, at least on the front side closed with a transparent wall, through which the light may be transmitted at least in the area around an optical axis.
  • At least two reflectors are available within said casing, each of them being adapted to cooperate with at least one corresponding light source and each of them is furnished with at least one optically active surface area, which is faced towards the belonging light source and is adapted to deflect light rays in each desired direction.
  • Each reflector together with each corresponding light source is capable to provide a pre-determined function of the light, wherein the function of the reflector and the belonging light source differs from the function of at least one further reflector and its belonging light source.
  • At least two reflectors are arranged within the casing in such a manner that at least one reflector together with each belonging light source is located longitudinally regarding the optical axis apart from each neighboring reflector, wherein each reflector, which is with respect to a direction of emitting light beams located in front of each neighboring reflector, is furnished with at least one at least partially transparent area, through which light rays emitted by another reflector are allowed to pass in the direction towards the front wall of the light.
  • the reflector which is situated in front of at least one further reflector, comprises at least one optically active reflecting area, which is faced towards the belonging light source, as well as at least one at least partially transparent reflecting inactive optical area, by which in a preferred embodiment at least one reflecting inactive optical area of a reflector located in front of at least one other reflector is transparent.
  • At least one transparent reflecting inactive area of the reflector located in front of at least one further reflector is a passage, which is selected from the group consisting of an uniform cutout, an uniform recess, a group of cutouts, a sequence of recesses as well as a sequence of perforations having regular or irregular geometric shape.
  • At least one reflector which is by taking into consideration a direction of light beams within the casing located behind of at least one reflector, is furnished with an optical active reflecting area faced towards the belonging light source, and in addition to that also with at least one reflecting inactive optical area.
  • At least one of reflectors available within the casing is attached to the casing via an adjusting assembly, by means of which the position thereof and simultaneously also the position of each belonging light source relatively to the casing may be adjusted.
  • the reflector which is attached to the casing via an adjusting assembly, is preferably situated behind the other reflector, and that the belonging light source is firmly interconnected with said reflector (1) and is moved simultaneously therewith.
  • At least one of reflectors is mounted within the light casing in a detachable manner.
  • at least one of reflectors may be firmly mounted within the light casing, preferably by means of an adhesive assembly, or at least one of reflectors may also be made integrally with the light casing.
  • Fig. 1 is a top view of a multi-finctional motor vehicle light
  • Fig. 2 is a cross-section of the light according to Fig. 1 in the vertical diametric plane; and Fig. 3 is a light, which is schematically shown in the context according to Fig. 2.
  • a light according to the invention consists of a casing 3, which is closed on its front side 31 - when observed in a driving direction i.e. in a direction of emitting light rays along the axis 101 - closed by means of at least partially transparent wall 32.
  • At least two reflectors 1,2 are mounted within said casing 3, and each of them is adapted to cooperate with at least one light source 10, 20.
  • the first reflector 1 (Figs. 2 and 3) is embedded by its circumferential surface 11 within said casing 3 and sealed towards the last by means of a seal 33.
  • the light source 10 is placed within a vertex portion 12 of the first reflector 1.
  • Each desired position of said reflector 1 with respect to said casing 3 is adjusted by means of a positioning assembly 34, by means of which then e.g. the light source 10 is situated exactly in the optical axis 100 extending in the longitudinal direction of the light.
  • Appropriate co-operation between said light source 10 and corresponding reflector 1 is then established in such a manner that the light beams from the light source 10 when arriving to active reflecting surfaces 13 are then reflected i.e.
  • said reflector 1 also comprises inactive i.e. passive reflecting surfaces 14, on which the said beams are not reflected and not re-directed in said direction 101.
  • at least one further reflector 2 together with corresponding light source 20 is mounted within said casing 3 in addition to said first reflector 1. In general, this second reflector 2 is situated at a desired distance along the optical axis 100 apart from said first reflector 1.
  • this second reflector 2 is furnished with optically active surface areas 23, on which light beams generated by the light source 2 are re-directed into each desired direction, as well as with at least one optically inactive transparent area 24, which is in the shown embodiment available in form of a recess.
  • Said reflector 2 may either be formed integrally with the casing 3, or may also be either firmly or in a detachable manner mounted within said casing 3.
  • light beams generated by the light source 20 are directed towards relevant locations on active reflecting surfaces 23 of the belonging reflector 2 and are there re-directed throughout a transparent front wall 32 of the light casing 3 in each desired direction in front of the light.
  • Both the light source 20 and the reflector 2 are with respect to light capacity, intensity of the light-flow as well as to capability of illuminating each desired area in front of the light adapted to each pre-determined function of such light, which is satisfactory performed regardless to the presence of pre-determined optically inactive areas 24 i.e. passages on the reflector 2.
  • the light beams generated by the light source 10 are in relevant locations on active reflecting surfaces 13 of the corresponding reflector 1 redirected throughout corresponding optically inactive transparent areas 24 of another reflector 2 and upon that also throughout the transparent front wall 32 of the casing 3 in a desired direction in front of the light.
  • This light source 10 and the reflector 1 are with respect to light capacity, intensity of the light-flow as well as to capability of illuminating each desired area in front of the light adapted to each pre-determined function of such light.
  • the illuminating functions of the reflector 1 with the belonging light source 10 as well as of the reflector 2 with the belonging light source 20 are generally different and may be performed either simultaneously or also during different time periods.
  • each required overall dimensions of said casing at least in a transversal direction perpendicularly with respect to the optical axis 100 may be extremely small and correspond to those required for mounting a single reflector 1 or 2, while the other reflector 2 is situated in front of or behind the reflector 1 without any need to increase overall dimensions of the casing 3 in said transversal direction.
  • the shown embodiment of the light comprises two reflectors 1 , 2 together with each belonging light sources 10, 20, those skilled in the art will understand that at least in certain circumstances more than two reflectors may also be mounted, and each of them may be adapted to co-operate with at least one light source.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

L'invention porte sur une lampe de véhicule à moteur multifonction, dans laquelle au moins deux réflecteurs (1, 2) sont montés à l'intérieur de l'enceinte (3), au moins un réflecteur (2) pourvu d'une source de lumière (20) étant, vis-à-vis d'un axe optique correspondant (100), disposé à une certaine distance longitudinale par rapport à chaque réflecteur voisin (1) et sa source de lumière (10), et chaque réflecteur (2), qui est, vis-à-vis d'une direction (101) dans laquelle le faisceau de lumière quitte la lampe, fixé devant le réflecteur voisin (1), comprend au moins une zone au moins partiellement transparente (24), à travers laquelle le faisceau de lumière peut passer dans ladite direction (101) à partir de l'autre réflecteur (1) vers la paroi avant (32) de la lampe. Cette lampe multifonction est excellente vis-à-vis des petites dimensions totales de l'enceinte (3) dans son plan transversal s'étendant au moins approximativement perpendiculairement à l'axe optique (100) et, de façon correspondante, également à chaque direction (101) le long de laquelle les faisceaux de lumière sortent de la lampe.
EP09788624A 2009-04-17 2009-04-17 Lampe de véhicule à moteur multifonction Withdrawn EP2419672A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/SI2009/000017 WO2010120251A1 (fr) 2009-04-17 2009-04-17 Lampe de véhicule à moteur multifonction

Publications (1)

Publication Number Publication Date
EP2419672A1 true EP2419672A1 (fr) 2012-02-22

Family

ID=41443870

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09788624A Withdrawn EP2419672A1 (fr) 2009-04-17 2009-04-17 Lampe de véhicule à moteur multifonction

Country Status (2)

Country Link
EP (1) EP2419672A1 (fr)
WO (1) WO2010120251A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017017549A1 (fr) 2015-07-30 2017-02-02 Hella Saturnus Slovenija Proizvodnja Svetlobne Opreme Za Motorna In Druga Vozila, D.O.O. Lampe multifonction pour véhicule automobile

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012019941A1 (de) 2012-10-11 2014-04-17 Volkswagen Aktiengesellschaft Leuchteinrichtung für ein Fahrzeug
DE102015216744A1 (de) 2015-09-02 2017-03-02 Volkswagen Aktiengesellschaft Fahrzeugleuchte und Verfahren zum Bereitstellen einer Lichtfunktion mittels einer Fahrzeugleuchte
DE102015216743B4 (de) 2015-09-02 2025-08-07 Volkswagen Ag Fahrzeugleuchte und Verfahren zum Bereitstellen einer Lichtfunktion mittels einer Fahrzeugleuchte
FR3070748B1 (fr) * 2017-09-07 2020-10-23 Automotive Lighting Rear Lamps France Dispositif optique pour vehicule automobile assurant deux fonctions d'eclairage distinctes
DE102017122207A1 (de) * 2017-09-26 2019-03-28 HELLA GmbH & Co. KGaA Beleuchtungsvorrichtung für ein Kraftfahrzeug
FR3143715A1 (fr) * 2022-12-20 2024-06-21 Valeo Vision Module lumineux d’un dispositif d’éclairage et/ou de signalisation pour véhicule

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1256983B (it) * 1992-10-27 1995-12-27 Carello Spa Proiettore per autoveicoli.
FR2826431B1 (fr) * 2001-06-26 2004-04-16 Valeo Vision Dispositif d'eclairage ou de signalisation pour vehicule automobile
DE10143415A1 (de) * 2001-09-05 2003-03-20 Automotive Lighting Reutlingen Leuchtenanordnung
FR2902497B1 (fr) * 2006-06-15 2008-09-26 Valeo Vision Sa Projecteur d'eclairage a double source lumineuse pour vehicule automobile

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO2010120251A1 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017017549A1 (fr) 2015-07-30 2017-02-02 Hella Saturnus Slovenija Proizvodnja Svetlobne Opreme Za Motorna In Druga Vozila, D.O.O. Lampe multifonction pour véhicule automobile
DE112016003434T5 (de) 2015-07-30 2018-05-03 Hella Saturnus Slovenija, Proizvodnja Svetlobne Opreme Za Motorna In Druga Vozila, D.O.O. Multifunktionslampe für ein kraftfahrzeug

Also Published As

Publication number Publication date
WO2010120251A1 (fr) 2010-10-21

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