EP0890785A2 - Scheinwerfer für Fahrzeuge - Google Patents
Scheinwerfer für Fahrzeuge Download PDFInfo
- Publication number
- EP0890785A2 EP0890785A2 EP98112725A EP98112725A EP0890785A2 EP 0890785 A2 EP0890785 A2 EP 0890785A2 EP 98112725 A EP98112725 A EP 98112725A EP 98112725 A EP98112725 A EP 98112725A EP 0890785 A2 EP0890785 A2 EP 0890785A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- reflector
- light
- lens
- headlight according
- profiles
- 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
- 230000003287 optical effect Effects 0.000 claims abstract description 18
- 239000011248 coating agent Substances 0.000 claims description 34
- 238000000576 coating method Methods 0.000 claims description 34
- 238000004049 embossing Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 238000007639 printing Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 description 7
- 230000004313 glare Effects 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Images
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
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/28—Cover glass
-
- 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
Definitions
- the invention is based on a headlight for vehicles according to the preamble of claim 1.
- Such a headlight is known from DE 32 18 703 A1 known.
- This headlight has a reflector, one Light source and a lens through which from the reflector reflected light passes through.
- the Headlights on the lens at least on part of it Perimeter surrounding translucent element through which light emitted by the light source, but not by the Reflector is detectable, can pass through and collected becomes.
- the element has prisms through which passing light is deflected. Through this Formation of the element appears when switched on Light source the illuminating surface of the headlight enlarged relative to the surface of the lens, so that by the Headlights no or little subjective glare is caused. Appears when the light source is switched off the element is dark and the headlight shows undesirable inconsistent appearance.
- the prisms of the element can also only be a part of the light passing through the element can be detected.
- the headlight according to the invention with the features according to the claim 1 has the advantage that the Formation of the element as a Fresnel lens from the light source emitted light as it passes through the element good efficiency can be collected.
- FIG. 1 shows a headlight in a vertical longitudinal section according to a first Embodiment
- Figure 2 in sections Headlamps in a vertical longitudinal section according to a second exemplary embodiment
- Figure 4 is a view of Headlight in the direction of arrow IV in FIG. 3, FIG.
- figure 6 shows a section of the headlamp of FIG Figure 5
- Figure 7 is a view of the headlamp in Arrow direction VII in Figure 5
- Figure 8 is a view of Headlights according to a modified version
- figure 9 shows the headlamp in a vertical longitudinal section a fifth embodiment.
- a headlight shown in Figures 1 to 9 for Vehicles, especially motor vehicles, are preferred constructed according to the projection principle and is used for Generation of at least the low beam.
- the headlight has a reflector 10 made of plastic or metal, in a light source 12 is used in the apex region is.
- the light source 12 can be an incandescent lamp Gas discharge lamp or other suitable lamp.
- a lens 16 made of glass or plastic is arranged for example, a flat side facing the reflector 10 18 and a convex side 20 opposite can have.
- the lens 16 is in a support element 22 held with the one pointing in the light exit direction 14
- Front edge 24 of the reflector 10 can be connected.
- the reflector 10 and the lens 16 can be in a housing 15 be arranged, which has a light exit opening, which with a translucent pane 17 made of glass or Plastic is covered.
- the cover plate 17 can be smooth be trained so that unaffected by this light passes through or alternatively at least in certain areas Have optical elements through which Light is deflected, for example is scattered.
- the light source 12 emitted light as a convergent bundle of light reflected, which passes through the lens 16 and thereby is distracted.
- the lens 16 acts as a converging lens and through this the light passing through becomes optical Axis 11 of the reflector 10 broken out.
- the reflector 10 can for example be an at least approximately ellipsoid Shape, an ellipsoid-like shape, or a numeric determined from the characteristics of the reflector 10 have derived form to reflecting light beams.
- A can be between the reflector 10 and the lens 16 opaque aperture 26 may be provided in the is arranged substantially below the optical axis 11 and on which only a part of the reflector 10 reflected light bundle can pass.
- the aperture 26 can also be omitted if the Shape of the reflector 10 is determined such that the this already reflected the required light beam Has light-dark boundary, which is imaged by the lens 16 becomes.
- the reflector 10 has one on its front edge 24 Cross section Q1 and the lens 16 has one opposite this cross section Q1 smaller cross section Q2.
- the Support element 22 can have one or more webs 28, starting from the front edge 24 of the reflector 10 to Extend close to the lens 16 where, for example connected to one another by an annular section 30 can be in which the lens 16 is held with its edge is. Openings 32, remain between the webs 28 the light emitted by the light source 12, that of the Reflector 10 can not be detected, can pass through.
- the webs 28 are preferably as narrow as possible, to obtain large openings 32 between them so that a correspondingly large part of the light source 12 emitted light can pass through it.
- At least one is furthermore the lens 16 element surrounding at least part of its circumference 40 provided that in Figures 1 to 8 in different Embodiments is shown.
- the element 40 made of translucent Material such as glass or plastic is made.
- the element 40 is preferred, at least in some areas over its entire extent, designed as a Fresnel lens and has several annular at least approximately concentric optically effective profiles 42.
- the optical Profiles 42 can be as shown in Figures 1 to 5 the side of the element 40 facing the reflector 10 be arranged or on the reflector 10 facing away, in the light exit direction 14 facing side of the element 40.
- the optical profiles 42 are for example, wedge-shaped and through this light passing through element 40 for optical Deflected axis 11 and thus collected.
- the optical Profiles 42 can be designed, for example, that light emitted by the light source 12 after the Passing through this approximately parallel to the optical axis 11 runs.
- the element 40 can be as shown in Figure 1 be arranged so that it is in the direction of the optical Axis 11 has approximately the same distance from the reflector 10 like the lens 16. Alternatively, however, the element 40 can also in the direction of the optical axis 11 a different distance from Have reflector 10 as the lens 16 and thus offset be arranged to the lens 16.
- the element 40 has an opening 41 for Passing through the lens 16.
- the profiles 42 for Formation of the Fresnel lens also on the in Light exit direction 14 side of the element 40 be arranged, the reflector 10 then facing Side of the element 40 is substantially smooth.
- the in Light exit direction 14 side of the element 40 at least partially, at least partially reflective coating 44 may be applied.
- the Coating 44 can be designed such that this is opaque, this then only in certain areas is arranged on the element 40 to a partial Passage of the light emitted by the light source 12 enable.
- the coating 44 can in the form of Lines or rings. From the outside to the Coating 44 hits light through this reflected. Alternatively, the coating 44 can also be such be carried out that this is partially translucent and partially reflective. In this case, the entire Surface of the element 40 may be covered by the coating 44 or even part of its area. Of the Light source 12 emitted light can partially through the coating 44 pass through while on the outside Coating 44 striking light is partially reflected.
- the element 40 is approximately at the same distance from the reflector 10 arranged like the lens 16.
- the coating 44 is made preferably made of metal, for example aluminum, and can applied to element 40 using known methods are, for example by means of vapor deposition, sputtering, Painting, printing or embossing.
- the translucency of the Coating 44 can be varied by its thickness, their light transmission with increasing thickness decreases. To partially translucent the To achieve coating 44 is thus less Running thick while achieving a high Reflectance executed with a correspondingly greater thickness becomes.
- the element 40 is according to a second Embodiment shown in which the element 40th in deviation from the first embodiment, not just is concavely curved.
- the element 40 has again the opening 41 for the passage of the lens 16, the element 40 in the region of its opening 41 approximately the has the same distance from the reflector 10 as the lens 16 and continuing from lens 16 in Light exit direction 14 runs.
- the strength of the curvature of the element 40 can be in accordance with the space available Headlights and the desired appearance of the Headlights can be selected.
- the element 40 has on it the optical profiles 42 facing the reflector 10 to form the Fresnel lens and on its in Light exit direction 14 facing side raised profiles 46 on.
- the profiles 46 can, for example be rectangular and in Light exit direction 14 facing sides with flats 48 have.
- Coating 44 may be applied, preferably on the in the light exit direction 14 facing flats 48 of the Profiles 46 of element 40 can be applied while the areas of the element lying between the profiles 46 40 have no coating 44.
- the coating 44 can again reflective as in the first embodiment or partially reflective and partially translucent be carried out and applied as indicated there.
- the profiles 46 can also be used for leveling Element 40 provided according to the first embodiment and the concave curved element 40 according to the second The embodiment can also be smooth, ie without the profiles 46 are executed.
- the element 40 is according to a third Embodiment shown, in which this is different formed convexly curved for the second embodiment is, the rest of the element 40 is the same as is described in the second embodiment.
- the Element 40 has in the area of its opening 41 for the lens 16 again about the same distance from the reflector 10 as lens 16 and extends from lens 16 against light exit direction 14.
- too Curvature of the element 40 can be chosen such that a desired appearance of the headlight when looking into it is achieved from the outside.
- Element 40 may be different from the above described embodiments also about be frustoconical.
- the element 40 be shaped such that its cross section starting from the lens 16 in the light exit direction 14 or enlarged against light exit direction 14.
- the element 40 is according to the above described first to third embodiments in a view against the light exit direction 14 shown.
- the lens 16 has a round Cross section on and the element 40 surrounds the lens 16 the entire circumference and is annular.
- the Element 40 has the approximately round opening 41 for lens 16 and an approximately round outer shape, but this too for example oval or angular can be chosen. It can also be provided that the element 40, the lens 16 only on part of their perimeter and for example only laterally next to the lens 16 or only above and / or is arranged below the lens 16.
- the profiles 46 over its entire surface, the as at least approximately concentric rings run. Through the profiles 46, this is through Light 40 essentially does not pass through distracted.
- the profiles 46 can deviate from the Execution according to Figure 4 in any other way run, for example, straight or curved.
- the light passing through element 40 causes Illumination of the element 40 so that the illuminated area of the headlamp relative to the surface of the lens 16 is enlarged. That which passes through the element 40 Light also forms a bundle of light in addition to that through the lens 16 passing light beam through which the actual low beam distribution is generated.
- the headlight is switched off from the outside incident light through the coating 44 at least partially reflected so that element 40 at least almost brilliant or reflective appears like a Reflector. If the optical profiles 42 form the Fresnel lens on the one pointing in the light exit direction 14 Side of the element 40 are arranged, so the Coating 44 can also be applied to this.
- the element 40 is according to a fourth embodiment shown, in which this as in the first embodiment essentially flat is trained.
- the element 40 has the Reflector 10 side facing the optical profiles 42 Formation of the Fresnel lens and on its in Light exit direction 14 side having profiles 56, which are wedge-shaped and at their in Sides pointing towards light exit direction 14 as in FIG. 6 have flattened areas 58 shown enlarged.
- the coating 44 is applied again reflective or partially reflective and is partially translucent.
- the coating 44 in a simple manner by a printing or embossing process on the flats 58 be applied, with no additional effort such as for example covers or the like the areas no coating 44 received between the flats 58.
- the wedge-shaped design of the profiles 56 means that this passing light is deflected, the arrangement and formation of the profiles 56 is such that this Deflection of the light passing through in a predetermined Strength and in given directions.
- the above explained formation of the wedge-shaped profiles 56 can also in one as in the second or third embodiment curved element 40 may be provided. You can also also also the profiles 42 forming the Fresnel lens on the in Light exit direction 14 side of the element 40 arranged and provided with the flats on the the coating 44 is applied.
- element 40 is according to the fourth Embodiment in a view opposite Light exit direction 14 shown.
- the element 40 surrounds the lens 16, which has a round cross section, over their entire scope and also points at least approximately a round cross-section.
- the cross-sectional shape of the element 40 can also deviate from a round shape and, for example, be oval or rectangular.
- Profiles 56 run in the shown in Figure 7 Execution of the element 40 linear and essentially horizontal. Through the profiles 56 is thereby Light 40 passing through element 40 is deflected downward. This configuration of the profiles 56 prevents light passing through the element 40 is too strong Glare caused by being above the Corposcuro limit of the actual passing through the lens 16 Low beam runs.
- the element 40 is opposite in a view Light exit direction 14 according to a modified Execution shown in which the profiles 56 linear and are substantially vertical. Through the profiles 56 light passing through the element 40 deflected horizontally and thus horizontally Scattered direction. In this way, that of the by the Light 40 passing through element 40 caused glare reduced and also better visibility of the Headlights reached from lateral directions.
- the headlamp is according to a fifth Embodiment shown, in which the basic Structure of the headlamp as in the above described embodiments is different from however, the coating 44 does not apply to the element 40 is applied. It is in the direction of light exit 14 translucent pane 60 disposed after element 40 provided that the lens 16 at least on part of it Circumferentially surrounds. Light passing through lens 16 does not pass through the disk 60, however Washer 60 for the unhindered passage of the Lens 16 kicked light has an opening 62.
- the Disk 60 is designed such that it at least over part of the beam path through the element 40 light that has passed through or over all of it Beam path extends.
- the coating 44 is at least to a region of the ones pointing in the light exit direction 14 Side of the disc 60 applied and at least partially reflective.
- the coating 44 can be as in the above-described embodiments in the form of rings or lines on disk 60 or extensive as partially translucent Coating.
- the disk 60 can be smooth or at least on one side at least in some areas Have profiles which can also be designed in such a way that light passing through it is deflected, coating 44 being applied to the profiles can. As shown in FIG. 9, the disk 60 can also be flat be formed, but alternatively also concave or convex curved or roughly conical.
- the disk 60 can in the direction the optical axis 11 approximately the same distance from the reflector 10 have like the lens 16 or a distance other than the lens 16 and thus be arranged offset to this.
- the training of the headlamp according to the fifth Embodiment in particular enables the element 40 relative to the lens 16 to be arranged closer to the reflector 10 and the disk 60 in the area of the lens 16 or larger Distance from the reflector 10 between the lens 16 and the To arrange cover plate 17, which creates the appearance of the headlight can be improved since the Coating 44 of the pane 60 when looking into the Headlights are clearly visible from the outside.
- the embodiment is between the reflector 10, exactly its front edge pointing in the light exit direction 14, and the element 40 at least one additional reflector 70 arranged.
- the additional reflector 70 extends at least over part of the circumference of the reflector 10, for example, about the same extent as the element 40.
- the additional reflector 70 is a part of the Light source 12 emitted, not by the reflector 10 detectable light reflected so that this light at least partially passes through the element 40.
- the Additional reflector 70 can, for example, be ring-shaped around the Front edge of the reflector 10 may be formed around.
- the Additional reflector 70 can be in the optical axis 11 containing axial longitudinal sections flat or in any Be concave or convex curved.
- Additional reflector 70 can be made in one piece with the reflector 10 be formed or held on this as a separate part be. Alternatively, the additional reflector 70 can also be used for example on the support element 22 or in any be held differently. Through the element 40 can also also emitted directly from the light source 12 Pass light that from the additional reflector 70 does not can be detected. At least one as explained above trained additional reflector 70 can also in the Headlights according to the first to fourth Embodiment are provided.
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Description
Claims (14)
- Scheinwerfer für Fahrzeuge mit einem Reflektor (10), einer Lichtquelle (12), einer Linse (16), durch die durch den Reflektor (10) reflektiertes Licht hindurchtritt, und mit wenigstens einem die Linse (16) zumindest auf einem Teil ihres Umfangs umgebenden, wenigstens teilweise lichtdurchlässigen Element (40), durch das von der Lichtquelle (12) ausgesandtes, vom Reflektor (10) nicht erfaßbares Licht hindurchtritt und gesammelt wird, dadurch gekennzeichnet, daß das Element (40) zumindest bereichsweise als Fresnellinse mit ringförmigen optischen Profilen (42) ausgebildet ist.
- Scheinwerfer nach Anspruch 1, dadurch gekennzeichnet, daß im Strahlengang des durch das Element (40) hindurchgetretenen Lichts zumindest bereichsweise eine dem Reflektor (10) abgewandte, in Lichtaustrittsrichtung (14) weisende, wenigstens teilweise reflektierende Schicht (44) angeordnet ist.
- Scheinwerfer nach Anspruch 2, dadurch gekennzeichnet, daß die Schicht als Beschichtung (44) auf der in Lichtaustrittsrichtung (14) weisenden Seite einer in Lichtaustrittsrichtung (14) nach dem Element (40) angeordneten lichtdurchlässigen Scheibe (60) aufgebracht ist, die die Linse (16) zumindest auf einem Teil ihres Umfangs umgibt.
- Scheinwerfer nach Anspruch 2, dadurch gekennzeichnet, daß die Schicht als Beschichtung (44) auf die dem Reflektor (10) abgewandte, in Lichtaustrittsrichtung (14) weisende Seite des Elements (40) aufgebracht ist.
- Scheinwerfer nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß das Element (40) im wesentlichen eben ausgebildet ist.
- Scheinwerfer nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß das Element (40) gekrümmt ausgebildet ist.
- Scheinwerfer nach einem der Ansprüche 4 bis 6, dadurch gekennzeichnet, daß das Element (40) auf seiner dem Reflektor (10) abgewandten, in Lichtaustrittsrichtung (14) weisenden Seite erhabene Profile (42;46;56) aufweist, auf die die wenigstens teilweise reflektierende Beschichtung (44) aufgebracht ist.
- Scheinwerfer nach Anspruch 7, dadurch gekennzeichnet, daß die Profile (42;46;56) in Lichtaustrittsrichtung (14) weisende Abflachungen (48;58) aufweisen, auf die die Beschichtung (44) aufgebracht ist.
- Scheinwerfer nach Anspruch 7 oder 8, dadurch gekennzeichnet, daß die Profile (46;56) ringförmig auf dem Element (40) verlaufen.
- Scheinwerfer nach Anspruch 7 oder 8, dadurch gekennzeichnet, daß die Profile (46;56) zumindest annähernd geradlinig verlaufen, insbesondere zumindest annähernd horizontal oder vertikal.
- Scheinwerfer nach einem der Ansprüche 7 bis 10, dadurch gekennzeichnet, daß die Profile (46;56) derart ausgebildet sind, daß durch diese hindurchtretendes Licht abgelenkt wird.
- Scheinwerfer nach einem der Ansprüche 2 bis 11, dadurch gekennzeichnet, daß die Beschichtung (44) mittels eines Druck- oder Prägeverfahrens auf das Element (40) oder die Scheibe (60) aufgebracht ist.
- Scheinwerfer nach einem der Ansprüche 2 bis 12, dadurch gekennzeichnet, daß die Beschichtung (44) teilweise reflektierend und teilweise lichtdurchlässig ist.
- Scheinwerfer nach einem der vorstehenden Ansprüche, dadurch gekennzeichnet, daß wenigstens ein Zusatzreflektor (70) vorgesehen ist, der zwischen dem Reflektor (10) und dem Element (40) angeordnet ist und durch den von der Lichtquelle (12) ausgesandtes, vom Reflektor (10) nicht erfaßbares Licht zumindest teilweise derart reflektiert wird, daß dieses durch das Element (40) hindurchtritt.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19729478 | 1997-07-10 | ||
DE19729478 | 1997-07-10 | ||
DE19814478 | 1998-04-01 | ||
DE19814478A DE19814478A1 (de) | 1997-07-10 | 1998-04-01 | Scheinwerfer für Fahrzeuge |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0890785A2 true EP0890785A2 (de) | 1999-01-13 |
EP0890785A3 EP0890785A3 (de) | 2001-01-17 |
EP0890785B1 EP0890785B1 (de) | 2006-08-30 |
Family
ID=26038172
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP98112725A Expired - Lifetime EP0890785B1 (de) | 1997-07-10 | 1998-07-09 | Scheinwerfer für Fahrzeuge |
Country Status (3)
Country | Link |
---|---|
US (1) | US6220736B1 (de) |
EP (1) | EP0890785B1 (de) |
DE (1) | DE59813700D1 (de) |
Cited By (4)
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GB2350883A (en) * | 1999-05-17 | 2000-12-13 | Koito Mfg Co Ltd | Vehicular lamp |
EP1176361A3 (de) * | 2000-07-26 | 2004-04-28 | Hella KG Hueck & Co. | Mehrkammerleuchte für Fahrzeuge |
CN105351771A (zh) * | 2015-12-15 | 2016-02-24 | 重庆信德电子有限公司 | 延长照射距离的灯具 |
CN109764303A (zh) * | 2018-12-19 | 2019-05-17 | 深圳市九洲光电科技有限公司 | 一种双透镜led灯 |
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DE19851374C2 (de) * | 1998-11-07 | 2001-06-21 | Reitter & Schefenacker Gmbh | Leuchtenoptik für eine Kraftfahrzeugleuchte |
US6504477B1 (en) * | 2001-09-26 | 2003-01-07 | Yu-Chu Lin | Secondary alert light for motor vehicles |
US6910791B2 (en) * | 2002-03-15 | 2005-06-28 | Stanley Electric Co., Ltd. | Headlight |
EA009340B1 (ru) | 2003-07-29 | 2007-12-28 | Турхан Алджелик | Фара для непрерывного дальнего света без ослепляющего действия |
US7083304B2 (en) * | 2003-08-01 | 2006-08-01 | Illumination Management Solutions, Inc. | Apparatus and method of using light sources of differing wavelengths in an unitized beam |
US20050030759A1 (en) * | 2003-08-04 | 2005-02-10 | Guide Corporation | Bifocal hyperbolic catadioptric collection system for an automotive lamp |
US7246917B2 (en) * | 2003-08-12 | 2007-07-24 | Illumination Management Solutions, Inc. | Apparatus and method for using emitting diodes (LED) in a side-emitting device |
US6986593B2 (en) * | 2003-10-06 | 2006-01-17 | Illumination Management Solutions, Inc. | Method and apparatus for light collection, distribution and zoom |
DE102004013962A1 (de) * | 2003-12-22 | 2005-07-21 | Schott Ag | Stufenlinsenscheinwerfer mit gekoppelter Abstandsveränderung lichttechnischer Elemente |
RU2302585C2 (ru) * | 2003-12-22 | 2007-07-10 | Шотт Аг | Прожектор с линзой френеля с взаимосвязанным изменением расстояния между осветительными элементами |
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JP4205048B2 (ja) * | 2004-02-26 | 2009-01-07 | 株式会社小糸製作所 | 車両用前照灯 |
JP2005251435A (ja) * | 2004-03-01 | 2005-09-15 | Koito Mfg Co Ltd | 車両用前照灯 |
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US7399106B2 (en) * | 2005-06-13 | 2008-07-15 | Toyota Motor Engineering & Manufacturing North America, Inc. | Lens optics used to reduce part deformation due to heat |
US20070210907A1 (en) * | 2005-06-29 | 2007-09-13 | Aron Mathew R | Illuminated motorcycle fairing element |
US7425893B2 (en) * | 2005-06-29 | 2008-09-16 | Mathew Randolph Aron | Integrated motorcycle light frame and turn signal assembly |
JP4527621B2 (ja) * | 2005-07-19 | 2010-08-18 | 株式会社小糸製作所 | 車両用灯具 |
DE102005043819A1 (de) * | 2005-09-13 | 2007-03-29 | Doctor Optics Gmbh | Scheinwerferlinse für einen Kraftfahrzeugscheinwerfer |
JP4895831B2 (ja) * | 2007-01-18 | 2012-03-14 | スタンレー電気株式会社 | 車両用灯具 |
CN101339268B (zh) * | 2007-07-06 | 2011-07-27 | 鸿富锦精密工业(深圳)有限公司 | 背光模组及其光学板 |
US7950821B1 (en) | 2007-10-26 | 2011-05-31 | Georgitsis Anthony C | Auxiliary lighting systems |
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KR101262546B1 (ko) * | 2011-11-09 | 2013-05-08 | 기아자동차주식회사 | 차량용 램프구조 |
DE102012107427A1 (de) * | 2012-08-14 | 2014-05-22 | Hella Kgaa Hueck & Co. | Optische Fläche und Beleuchtungsvorrichtung für Fahrzeuge |
CN102767773B (zh) * | 2012-08-17 | 2016-12-21 | 哈尔滨固泰电子有限责任公司 | Led汽车近光灯及其制作方法 |
JP2017033798A (ja) * | 2015-08-03 | 2017-02-09 | スタンレー電気株式会社 | 灯具 |
JP6682864B2 (ja) * | 2016-01-14 | 2020-04-15 | 富士ゼロックス株式会社 | 透過部材、照射装置及び電子ペン |
DE102016101769A1 (de) * | 2016-01-26 | 2017-07-27 | Ulrich Sattler | Leuchte |
CN105805668B (zh) * | 2016-03-22 | 2019-05-24 | 天津伽蓝德汽车零部件有限公司 | 一种车载灯光增强型照明系统 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3218703A1 (de) | 1982-05-18 | 1983-11-24 | Westfälische Metall Industrie KG Hueck & Co, 4780 Lippstadt | Abgeblendeter fahrzeugscheinwerfer |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1393573A (en) * | 1920-10-21 | 1921-10-11 | John A Ritter | Headlamp |
US4158222A (en) * | 1977-09-26 | 1979-06-12 | Gulf & Western Industries, Inc. | Limited visibility signal device |
FR2530781A1 (fr) * | 1982-07-23 | 1984-01-27 | Cibie Projecteurs | Feux notamment destines aux vehicules automobiles |
JPH0320961Y2 (de) * | 1986-12-23 | 1991-05-08 | ||
US4949226A (en) * | 1988-06-24 | 1990-08-14 | Koito Seisakusko Co., Ltd. | Projector-type lighting device of expanded outline appearance for use as a vehicular headlamp or the like |
US5023758A (en) * | 1989-11-13 | 1991-06-11 | General Electric Company | Single arc discharge headlamp with light switch for high/low beam operation |
DE19519872A1 (de) * | 1995-05-31 | 1996-12-05 | Bosch Gmbh Robert | Scheinwerfer für Fahrzeuge |
-
1998
- 1998-07-09 US US09/112,893 patent/US6220736B1/en not_active Expired - Lifetime
- 1998-07-09 EP EP98112725A patent/EP0890785B1/de not_active Expired - Lifetime
- 1998-07-09 DE DE59813700T patent/DE59813700D1/de not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3218703A1 (de) | 1982-05-18 | 1983-11-24 | Westfälische Metall Industrie KG Hueck & Co, 4780 Lippstadt | Abgeblendeter fahrzeugscheinwerfer |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2350883A (en) * | 1999-05-17 | 2000-12-13 | Koito Mfg Co Ltd | Vehicular lamp |
GB2350883B (en) * | 1999-05-17 | 2001-06-27 | Koito Mfg Co Ltd | Vehicular lamp |
US6382822B1 (en) | 1999-05-17 | 2002-05-07 | Koito Manufacturing Co., Ltd. | Vehicular lamp |
EP1176361A3 (de) * | 2000-07-26 | 2004-04-28 | Hella KG Hueck & Co. | Mehrkammerleuchte für Fahrzeuge |
CN105351771A (zh) * | 2015-12-15 | 2016-02-24 | 重庆信德电子有限公司 | 延长照射距离的灯具 |
CN109764303A (zh) * | 2018-12-19 | 2019-05-17 | 深圳市九洲光电科技有限公司 | 一种双透镜led灯 |
Also Published As
Publication number | Publication date |
---|---|
EP0890785B1 (de) | 2006-08-30 |
EP0890785A3 (de) | 2001-01-17 |
US6220736B1 (en) | 2001-04-24 |
DE59813700D1 (de) | 2006-10-12 |
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