EP3403021A1 - Beleuchtungseinheit für einen kraftfahrzeugscheinwerfer zum erzeugen eines lichtbündels mit hell-dunkel-grenze - Google Patents
Beleuchtungseinheit für einen kraftfahrzeugscheinwerfer zum erzeugen eines lichtbündels mit hell-dunkel-grenzeInfo
- Publication number
- EP3403021A1 EP3403021A1 EP17700768.9A EP17700768A EP3403021A1 EP 3403021 A1 EP3403021 A1 EP 3403021A1 EP 17700768 A EP17700768 A EP 17700768A EP 3403021 A1 EP3403021 A1 EP 3403021A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- light
- lighting unit
- reflector
- focal line
- unit according
- 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
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- 101100272775 Arabidopsis thaliana BSK2 gene Proteins 0.000 claims description 12
- 101100272774 Arabidopsis thaliana BSK1 gene Proteins 0.000 claims description 9
- 238000005286 illumination Methods 0.000 claims description 6
- 230000001902 propagating effect Effects 0.000 claims description 3
- 239000004417 polycarbonate Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
Classifications
-
- 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
- F21S41/322—Optical layout thereof the reflector using total internal reflection
-
- 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
- F21S41/141—Light emitting diodes [LED]
- F21S41/147—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device
- F21S41/148—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device the main emission direction of the LED being perpendicular to the optical axis
-
- 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
- F21S41/141—Light emitting diodes [LED]
- F21S41/151—Light emitting diodes [LED] arranged in one or more lines
-
- 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
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/25—Projection lenses
- F21S41/27—Thick lenses
-
- 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
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/25—Projection lenses
- F21S41/275—Lens surfaces, e.g. coatings or surface structures
-
- 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
- F21S41/37—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors characterised by their material, surface treatment or coatings
-
- 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
- F21S41/141—Light emitting diodes [LED]
- F21S41/147—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Definitions
- the invention relates to a lighting unit for a motor vehicle headlight for generating a light beam with a cut-off line, comprising:
- a focal line region which is arranged between the reflector and the exit lens, and furthermore with one collimator for each light source, the collimator aligning the light rays fed into the collimator by the light source assigned to it into a light beam of light rays, and the reflector directing the light rays Light rays of the emerging from the collimator
- Reflector, exit lens and focal line area, and preferably at least one collimator, are formed from a light-transmissive body, and wherein at the reflector boundary surface of the reflector and / or the boundary surface of the
- the invention relates to a motor vehicle headlight, which has at least one such lighting unit.
- a similar lighting unit has become known, for example, from DE 60 2006 000 180 T2.
- a lighting unit in the context of the present invention may be used in a motor vehicle headlight, e.g. be used for the realization of a part of a low beam distribution, in particular the apron light distribution of a low beam distribution.
- Light exit surface with a low height which can be only up to 10mm or up to 15mm high in certain embodiments, realized, so that there is a slot-shaped, extending in the horizontal direction light exit surface.
- the light exit surface i. the outer surface of the exit lens is smooth. It has been found that often the achievable light image or the achievable light distribution in the horizontal direction is not sufficiently wide.
- the outer surface of the exit lens is formed by a groove-shaped structure in a smooth base surface, wherein the grooves forming the groove-shaped structure extend in a substantially vertical direction, and preferably two each in the horizontal direction adjacent grooves by one, in particular in
- the necessary width for the desired light image in particular not for an apron light distribution of a low-beam light distribution, can often not be achieved with a smooth outer surface of the exit lens.
- a horizontal blurring of the exiting light beams is achieved, whereby the desired width of the light distribution can be achieved.
- exactly one light source with exactly one collimator is provided.
- Base surface with first, non-vertical sectional planes resulting first basic sectional curves are straight, and wherein the first outer surface section curves resulting in a cutting of the outer surface with these first cutting planes have a sinusoidal course.
- the value for the constant k is identical for all first outer surface sectional curves.
- Outgoing lens extend resulting second base-sectional curves curved, in particular outwardly curved, are formed, wherein preferably the second base-sectional curves are continuous.
- the second outer surface sectional curves resulting from a cutting of the outer surface with defined second cutting planes connect points of the outer surface with a maximum distance from the base surface.
- Outer surface section curve is a function A (s) of a parameter s indicating the position on the second basic sectional curve.
- the second cutting planes are vertical planes parallel to the optical axis of the translucent body, i. the exit lens of the optical body.
- the optical axis of the optical body in particular the center line of the optical body is defined with respect to the apex of the exit lens.
- the first cutting plane results as follows: the first cutting plane in the point under consideration is a plane normal to the tangent plane to the base plane, this plane, i. the first cutting plane, still normal to the second cutting plane, in which the point is located, is.
- the second cutting plane as stated above, is a vertical one
- Section plane through the smooth base surface which is parallel to the optical axis (or through this optical axis), and in which the considered point lies.
- the at least one light source is lower than the focal line region, and the light emitted by the at least one light source is directed upwards to be reflected by the reflector downwards in the direction of the focal line region.
- the at least one light source is higher than the focal line region, and the light emitted by the at least one light source is directed downwards in order to be reflected by the reflector upwards in the direction of the focal line region.
- the reflector has a surface, for example a
- Cylinder surface which has a parabola as a guideline, wherein the focal line of the reflector is formed for example by a straight line, which is preferably substantially parallel to the generatrix of the cylinder.
- the parabola axis is orthogonal to the generatrix and parallel or antiparallel to the main emission direction of the at least one light source.
- the reflector has a parabolic surface with
- Main axis in the vertical direction for example, is cylindrically trimmed.
- the trim does not have to be cylindrical.
- the outer surface of the exit lens is curved in the vertical direction outwards, and preferably in the horizontal direction is rectilinear, and is formed for example by a cylindrical surface with a straight cross-section along an outwardly convex curve.
- An example of such an outwardly convex curve is called an aspheric lens contour.
- it is a free-form lens, which is curved in the vertical direction to the outside and not curved in the horizontal direction.
- the cylindrical surface of the outer surface has generatrices that are substantially parallel to the generatrices of the reflector.
- a light source is provided, but it may also be provided that a plurality of light sources adjacent to each other, for example in the direction of a generatrix of the reflector, are adjacent.
- the distances between the light source emission points or light source emission surfaces, in particular their light emission centers, are preferably identical.
- the at least one light source comprises a light-emitting diode or a plurality of
- the sinus function is normal to the lens surface, ie the smooth base surface of the exit lens.
- the period preferably remains unchanged, while preferably the groove depth (amplitude), in particular linear, for example as above described by a given initial value Ao or Ao * K (with which value the width of the light distribution can be set) at the upper edge of the light exit surface is changed to a value of zero or Ao * (K-1) at the lower edge of the lens.
- FIG. 1 shows the essential components of a lighting unit according to the invention for a motor vehicle headlight
- FIG. 2 shows a vertical section parallel to an optical axis of the illumination unit from FIG. 1, FIG.
- Fig. 3 is a vertical section parallel to an optical axis of another
- FIG. 4 is a perspective view of a lighting unit with a translucent body whose exit lens has no groove structure
- FIG. 4a shows a light distribution generated by a lighting unit from FIG. 4,
- FIG. 7 shows the course of the light exit surface of the exit lens of the translucent body in a section along an exemplary first sectional plane SEI from FIG. 6,
- FIG. 8 again shows the vertical section from FIG. 6 with exemplary sectional areas AA, B-B, CC and DD,
- FIGS. 10a-10d show the course of the light exit surface of the exit lens of FIG.
- top In the context of this description, the terms “top”, “bottom”, “horizontal”, “vertical” are to be understood as indications of the orientation when the unit is in normal
- Use position is arranged after being mounted in a vehicle
- FIG. 1 shows a lighting unit 100 according to the invention for a
- the lighting unit usually comprises one or more light sources, in the concrete example three light sources 1, 1a, 1b, a reflector 2, an exit lens 3 with an outer surface 3a, a focal line region 4 which is arranged between the reflector 2 and the exit lens 3, and furthermore each a collimator 10, 10a, 10b for each light source 1, la, lb.
- the light sources 1, 1a, 1b preferably each comprise one light-emitting diode or a plurality of light-emitting diodes.
- the reflector 2 deflects the light beams S2 of the light beams emerging from the collimators 10, 10a, 10b into a focal line FL lying in the focal line area 4, and the light beams S3 totally reflected by the reflector 2 are illuminated by the exit lens 3 of the body 101 at least in FIG deflected in a vertical direction V such that the emerging from the exit lens 3 light beams S4 form a light distribution with a cut-off.
- the light-dark boundary results here as an illustration of a focal line region 4, in which the focal line FL lies, through the exit lens 3.
- Reflector 2 exit lens 3 and focal line region 4 and the collimators 10, 10a, 10b are formed of a translucent, one-piece body 101, and the reflector boundary surface of the reflector 2 and the boundary surface of the focal line region 4 and to the collimator boundary surfaces of the collimators 10th , 10a, 10b, which are totally reflected in the light-transmissive body 101 propagating light beams Sl, S2, S3.
- FIGS. 2 and 3 The corresponding course of the light beams is shown in FIGS. 2 and 3.
- the translucent material of which the body 101 is formed preferably has a refractive index greater than that of air.
- the material contains e.g. PMMA (polymethyl methacrylate) or PC (polycarbonate) and is particularly preferably formed therefrom.
- the collimators 10, 10a, 10b align the light beams S1 fed into the collimator 10, 10a, 10b from the light source 1, 1a, 1b assigned thereto into a light bundle of substantially parallel light beams S2, which
- Light beam S2 propagates substantially normal to an exit plane E of the collimator 10, 10a, 10b.
- the collimators 10, 10a, 10b emit the light in one direction in parallel (eg in the direction vertical V in the light image) and in the direction normal thereto (horizontally H in the photo) fanned out accordingly.
- outer, in particular the two outer collimators 10, 10b have an asymmetric
- Brennlinien Scheme could also be implemented as an asymmetrical course of the cut-off line.
- the reflector 2 is formed, for example, as a cylindrical surface having a parabola as a guideline, wherein the focal line BL of the reflector is formed by a straight line which is substantially parallel to the generatrix of the cylinder.
- the focal line of the reflector FL lies in the focal line region 4 of the body 101 and preferably coincides substantially with the focal line of the exit lens 3.
- the focal line region 4 is an edge in the body 101.
- the edge 4 which is a curved line, in particular with a small curvature or particularly preferably a straight line, the HD line is formed.
- the light possibly exiting below the edge 4 over the surface 4a is shaded by exposing the surface 4a below the edge 4, e.g. through a blind or a dark, e.g. black or brown coating on its outside, etc., is shaded to avoid false / stray light
- the outer surface 3a of the exit lens 3 of the body 101 is curved outwards in a vertical direction, preferably in such a way that, in a central region, the exit surface in the light exit direction is further forward than its upper and lower
- the exit lens is preferably rectilinear, and is, for example, by a cylindrical surface with a straight cross-section along one after outside convex curve is formed, or by a free-form lens which is curved in the vertical direction outwards and not curved in the horizontal direction.
- cylindrical surface of the outer surface 3a has generatrixes which are substantially parallel to the generatrices of the reflector, or rectilinear portions of the freeform lens are preferably parallel to the generatrices of the reflector 2.
- FIG. 2 corresponds to a vertical section through the illumination unit from FIG. 1.
- the light sources 1 lie lower than the focal line region 4, and the light emanating from the one light sources is directed upwards in order to be described by the reflector 2 in the downward direction of the focal line area 4 to be reflected.
- FIG. 3 shows a lighting unit of basically similar design with which
- the at least one light source 1 is higher than the focal line area 4, and the outgoing from the at least one light source 1 light is directed down to be reflected by the reflector 2 upwards in the direction of the focal line area 4.
- FIG. 4 shows a lighting unit from which a lighting unit 101 'according to the invention is "produced” in principle, as already indicated in the figures 1 to 3.
- the lighting unit 101' from FIG. 4 shows a lighting unit from which a lighting unit 101 'according to the invention is "produced” in principle, as already indicated in the figures 1 to 3.
- the lighting unit 101' from FIG. 4 shows a lighting unit from which a lighting unit 101 'according to the invention is "produced” in principle, as already indicated in the figures 1 to 3.
- the illumination unit 101 'shown in FIG. 4 has an exit lens 3' with a smooth exit surface 3a '.
- Fig. 4a shows a light distribution with a light-dark boundary, e.g. a
- Such a light distribution has a certain width, as indicated in Fig. 4a.
- the lighting unit 101 already shown in FIG. 1 is shown again in FIG. 5.
- the outer surface 3a of the exit lens 3 consists of a smooth base surface BF (corresponding to the exit surface 3a 'of FIG. 4), which has a groove-like structure is provided, wherein the groove-shaped structure forming grooves 3b in the vertical direction, ie from top to bottom, run.
- the outer surface 3a of the exit lens 3 consists of a smooth base surface BF (corresponding to the exit surface 3a 'of FIG. 4), which has a groove-like structure is provided, wherein the groove-shaped structure forming grooves 3b in the vertical direction, ie from top to bottom, run.
- Exit lens 3 formed by a groove-shaped structure in a smooth base surface BF, wherein the groove-shaped structure forming grooves 3b extend in a substantially vertical direction, and preferably two in each case horizontally adjacent grooves 3b by a, in particular substantially vertically extending, survey , which preferably extends over the entire vertical extent of the grooves 3b, are separated.
- FIGS. 6-8, 9a-9d, 10a-10d still show a preferred one below
- Figure 6 and Figure 8 show vertical sections through the body 101, and in each case an enlarged section of the light-transmissive body between its focal line FL and the light exit surface 3a.
- FIG. 6 shows a second vertical section which contains a considered point P on the base surface BF
- FIG. 8 shows a second vertical section SE2 in which four points PA, PB, PC and PD considered as examples lie.
- first, non-vertical cutting planes SEI (these cutting planes SEI are discussed in more detail below), for example at the point P (FIG. 6) or corresponding to the sections AA, BB, CC, DD (FIG. 8),
- first base-section curves BSKl which run in a straight line, which in a cutting of the Outer surface 3a with these first cutting planes SEI resulting first outer surface sectional curves SKI (corresponding to the course of the lens outer surface in these sectional planes SEI) have a sinusoidal course.
- the smooth base surface is an intellectual construct in relation to which the outer surface actually realized is described.
- the first non-vertical cutting planes SEI are a multiplicity of such non-vertical cutting planes, which are still defined precisely below.
- FIG. 7 shows such an exemplary first sectional plane SEI in which the point P lies, which is normal to the tangential plane TE in the point P (FIG. 6), for a general illustration of the relationships.
- the lens outer surface is shown with respect to a first basic sectional curve BSK1.
- the base intersection curve BSK1 is a line with the parameter x along this line BSK1.
- the lens outer contour in this section is a first outer surface sectional curve SKI, which in this example is proportional to sin (k * x).
- a (sp) the maximum amplitude
- FIG. 8 shows a section along a second, vertical sectional plane SE2 parallel to the optical axis Z, with the four exemplary points PA, PB, PC and PD.
- first sectional planes SEI are shown
- the corresponding courses of the resulting second outer surface sectional curves SK2 for the four selected sectional planes SEI are shown in FIGS. 9a-9d.
- twice the amplitude, ie the distance between maximum and minimum deflection, is shown in the sections.
- Recognizable, in turn, in correspondence with FIG. 6, is the sinusoidal profile of the second outer surface sectional curve SK2, where k 2 * ⁇ / ⁇ , with the period length T.
- typical values for the period length T [mm] are in a range up to 2.50 mm, preferably up to 2.00 mm.
- preferred values are between 0.25 mm to 2.50 mm, for example between 1.25 mm to 2.00 mm.
- Preferred values for the maximum amplitude Ao [ ⁇ ], regardless of the embodiment shown, are in a range of 50 ⁇ to 350 ⁇ , a typical value is 250 ⁇ .
- FIG. 8 further shows (as well as FIG. 6) that the second base-section curves BSK2 resulting from cutting the smooth base surface BF with the second vertical sectional planes SE2, which run parallel to an optical axis Z of the exit lens 3, are curved, in particular curved to the outside, are formed, wherein
- the second base-intersection curves BSK2 are continuous.
- External surface section curves SK2 connect points of the outer surface 3a with maximum distance to the base surface BF.
- the normal distance of the second outer surface intersection curve SK2 to the second basic intersection curve BSK2 can be considered as a function A (s) of a parameter s representing the position on the second basis -Section curve BSK2 indicates represent.
- the second cutting plane is a vertical sectional plane through the smooth base surface BF, which runs parallel to the optical axis Z (or through this optical axis Z) and in which the considered point P lies.
- the first sectional planes SEI enclose an angle of 90 ° with the second basic sectional curve BSK2.
- the parameter thus represents a normalized arc length along the cutting curve BSK2.
- a typical value for parameter K is in the range of 1.2 - 1.45, preferably about 1.33.
- Groove optics are provided, with the sinus function normal to the lens surface, i. the smooth base surface of the exit lens is.
- the period preferably remains unchanged, while preferably the groove depth (amplitude), in particular linear, from a certain initial value Ao (with this value, the width of the light distribution can be set) at the upper edge of the light exit surface to a value of zero at the lower edge of the lens changed.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ATA50015/2016A AT518109B1 (de) | 2016-01-14 | 2016-01-14 | Beleuchtungseinheit für einen Kraftfahrzeugscheinwerfer zum Erzeugen eines Lichtbündels mit Hell-Dunkel-Grenze |
PCT/AT2017/060003 WO2017120630A1 (de) | 2016-01-14 | 2017-01-09 | Beleuchtungseinheit für einen kraftfahrzeugscheinwerfer zum erzeugen eines lichtbündels mit hell-dunkel-grenze |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3403021A1 true EP3403021A1 (de) | 2018-11-21 |
EP3403021B1 EP3403021B1 (de) | 2021-10-27 |
Family
ID=57850813
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17700768.9A Active EP3403021B1 (de) | 2016-01-14 | 2017-01-09 | Beleuchtungseinheit für einen kraftfahrzeugscheinwerfer zum erzeugen eines lichtbündels mit hell-dunkel-grenze |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP3403021B1 (de) |
KR (1) | KR102145335B1 (de) |
CN (1) | CN108474534B (de) |
AT (1) | AT518109B1 (de) |
WO (1) | WO2017120630A1 (de) |
Cited By (2)
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CN112555770A (zh) * | 2019-09-26 | 2021-03-26 | 株式会社小糸制作所 | 车辆用灯 |
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EP3453951B1 (de) * | 2017-09-07 | 2021-03-10 | T.Y.C. Brother Industrial Co., Ltd. | Lampenlinse |
KR102463275B1 (ko) * | 2017-12-28 | 2022-11-04 | 에스엘 주식회사 | 차량용 램프 |
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KR102558734B1 (ko) * | 2018-12-26 | 2023-07-25 | 에스엘 주식회사 | 차량용 램프 |
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CN212584877U (zh) | 2020-01-02 | 2021-02-23 | 法雷奥照明公司 | 导光部件、照明装置和车辆 |
CN113154331B (zh) * | 2020-01-22 | 2024-01-23 | 扬明光学股份有限公司 | 交通工具的投射装置及其制造方法、车前头灯 |
CN212132313U (zh) | 2020-03-09 | 2020-12-11 | 华域视觉科技(上海)有限公司 | 车灯光学元件组件、车辆照明装置、车灯和车辆 |
CN213299956U (zh) * | 2020-04-30 | 2021-05-28 | 华域视觉科技(上海)有限公司 | 车灯用光导体、远光照明模组及车灯 |
CN212746315U (zh) * | 2020-07-02 | 2021-03-19 | 华域视觉科技(上海)有限公司 | 透镜单元、辅助近光模组、透镜、近光照明模组和车辆 |
CN113091014B (zh) * | 2021-04-06 | 2022-02-22 | 华域视觉科技(上海)有限公司 | 车灯光学元件、车灯模组和车辆 |
FR3127547B1 (fr) * | 2021-08-31 | 2023-10-13 | Valeo Vision | Module lumineux à sources à partie émissive maximisée |
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FR2432678A1 (fr) * | 1978-03-10 | 1980-02-29 | Cibie Projecteurs | Perfectionnements aux glaces de projecteurs et a leur fabrication |
FR2884899B1 (fr) * | 2005-04-21 | 2007-06-15 | Valeo Vision Sa | Module d'eclairage donnant un faisceau lumineux avec coupure pour projecteur de vehicule automobile, et projecteur comprenant un tel module |
DE102006007450B4 (de) * | 2006-02-17 | 2016-10-06 | Automotive Lighting Reutlingen Gmbh | Beleuchtungseinrichtung in einem Fahrzeug |
FR2913095B1 (fr) * | 2007-02-28 | 2013-07-05 | Valeo Vision | Projecteur pour vehicule automobile |
JP5279329B2 (ja) * | 2008-04-24 | 2013-09-04 | パナソニック株式会社 | レンズ付発光ユニット |
EP2737246A1 (de) * | 2011-07-25 | 2014-06-04 | OSRAM GmbH | Lichtquelle, zum beispiel zur beleuchtung von oberflächen |
WO2013096984A1 (de) * | 2011-12-29 | 2013-07-04 | Zizala Lichtsysteme Gmbh | Sicherheitsvorrichtung für scheinwerfer mit laserlichtquellen und verfahren zum abschalten von laserlichtquellen bei sicherheitskritischen zuständen |
JP5950385B2 (ja) * | 2012-01-25 | 2016-07-13 | 株式会社小糸製作所 | 車輌用前照灯 |
DE102013001072A1 (de) * | 2013-01-23 | 2014-07-24 | Docter Optics Se | Fahrzeugscheinwerfer |
AT514405B1 (de) * | 2013-06-07 | 2015-05-15 | Zkw Slovakia S R O | Beleuchtungskörper für ein Fahrzeug |
JP6131724B2 (ja) * | 2013-06-11 | 2017-05-24 | スタンレー電気株式会社 | 車両用灯具 |
DE102013212352A1 (de) * | 2013-06-26 | 2014-12-31 | Automotive Lighting Reutlingen Gmbh | Kraftfahrzeugbeleuchtungseinrichtung mit einer Einkoppeloptik und einer Transport- und Umformoptik |
FR3010772A1 (fr) * | 2013-07-25 | 2015-03-20 | Valeo Vision | Dispositif d'emission de lumiere pour projecteur de vehicule automobile |
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2016
- 2016-01-14 AT ATA50015/2016A patent/AT518109B1/de not_active IP Right Cessation
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2017
- 2017-01-09 EP EP17700768.9A patent/EP3403021B1/de active Active
- 2017-01-09 KR KR1020187022976A patent/KR102145335B1/ko active IP Right Grant
- 2017-01-09 CN CN201780006801.0A patent/CN108474534B/zh active Active
- 2017-01-09 WO PCT/AT2017/060003 patent/WO2017120630A1/de active Application Filing
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112555770A (zh) * | 2019-09-26 | 2021-03-26 | 株式会社小糸制作所 | 车辆用灯 |
CN112555770B (zh) * | 2019-09-26 | 2023-06-02 | 株式会社小糸制作所 | 车辆用灯 |
CN113028355A (zh) * | 2021-03-23 | 2021-06-25 | 华域视觉科技(上海)有限公司 | 车灯光学组件、照明光学装置和车辆 |
CN113028355B (zh) * | 2021-03-23 | 2022-01-07 | 华域视觉科技(上海)有限公司 | 车灯光学组件、照明光学装置和车辆 |
Also Published As
Publication number | Publication date |
---|---|
AT518109B1 (de) | 2017-11-15 |
WO2017120630A1 (de) | 2017-07-20 |
KR20180103962A (ko) | 2018-09-19 |
EP3403021B1 (de) | 2021-10-27 |
CN108474534B (zh) | 2021-11-23 |
KR102145335B1 (ko) | 2020-08-19 |
CN108474534A (zh) | 2018-08-31 |
AT518109A1 (de) | 2017-07-15 |
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