JP5629457B2 - ヘッドライト用照明装置 - Google Patents
ヘッドライト用照明装置 Download PDFInfo
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- JP5629457B2 JP5629457B2 JP2009287821A JP2009287821A JP5629457B2 JP 5629457 B2 JP5629457 B2 JP 5629457B2 JP 2009287821 A JP2009287821 A JP 2009287821A JP 2009287821 A JP2009287821 A JP 2009287821A JP 5629457 B2 JP5629457 B2 JP 5629457B2
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- reflector
- optical element
- optical axis
- headlight
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- 230000003287 optical effect Effects 0.000 claims description 183
- 238000005286 illumination Methods 0.000 claims description 21
- 230000033001 locomotion Effects 0.000 description 13
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 3
- 229910052736 halogen Inorganic materials 0.000 description 3
- 150000002367 halogens Chemical class 0.000 description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 230000029305 taxis Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- 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
- 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
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/25—Projection lenses
- F21S41/255—Lenses with a front view of circular or truncated circular outline
-
- 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
- F21S41/285—Refractors, transparent cover plates, light guides or filters not provided in groups F21S41/24 - F21S41/2805
-
- 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
- F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
- F21S41/43—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades characterised by the shape thereof
-
- 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
-
- 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
- F21S41/68—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on screens
- F21S41/683—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on screens by moving screens
-
- 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
- F21S43/26—Refractors, transparent cover plates, light guides or filters not provided in groups F21S43/235 - F21S43/255
-
- 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
- F21S43/30—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by reflectors
- F21S43/31—Optical layout thereof
-
- 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
- F21S41/36—Combinations of two or more separate reflectors
- F21S41/365—Combinations of two or more separate reflectors successively reflecting the light
-
- 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]
Landscapes
- 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)
Description
2 光学軸
3 光源(反射器の第1焦点位置)
4 反射器の第2焦点
5 第1光学素子(レンズ)
6、6´ 第2光学素子
6a、6b、6c、6d ゾーン
10 アクチュエータ(電気モータ)
12 反射面
14 アクチュエータ
Claims (13)
- 第1焦点、第2焦点、及び前記第1及び第2焦点を通過する光学軸を有する反射器と、前記反射器の第1焦点の近傍に配置され、反射器の第2焦点の近傍へと反射される光線を放射する光源と、前記反射器の第2焦点の近傍に位置する焦点及び光学軸を有し、前記光源から発射され前記反射器により反射された光線を前記光学軸に沿うビームとする第1光学素子と、ほぼ平坦面を有し、前記反射器の第2焦点の近傍に配置されたゾーンを有し、入射角で光源から放射された光線、および反射器により反射された光線を受ける第2光学素子とを備えるヘッドライト用照明装置において、
前記第2光学素子は、面内で前記反射器の光学軸に対して少なくとも横断方向へ移動して、前記ゾーンを前記光線外へ移動させるようになっており、
前記第2光学素子は、ほぼ水平であり、前記反射器の光学軸と直交方向である面に平行移動しうるようになっており、
前記第2光学素子の表面は、前記反射器の光学軸に対して、横断方向に横並びされた少なくとも2つのゾーンを有し、前記各ゾーンは、反射性、透明、着色、拡散又は発散レンズ、或いはこれらの組み合わせから選択された少なくとも1つのタイプであることを特徴とするヘッドライト用照明装置。 - 前記第2光学素子の表面は、ほぼ矩形の細長い形状であり、その長手軸には、反射性、透明、着色、拡散、又は発散レンズ或いはこれらの組み合わせから選択された少なくとも2つのゾーンを有することを特徴とする請求項1に記載のヘッドライト用照明装置。
- 前記第2光学素子は、前記反射器の光学軸とほぼ直交方向に平行移動しうることを特徴とする請求項1に記載のヘッドライト用照明装置。
- 前記第2光学素子の表面は、細長くかつ長手方向にほぼ円弧状にカーブし、反射性、透明、着色、拡散、又は発散レンズ、或いはこれらの組み合わせから選択された少なくとも2個の光学特性の異なるゾーンが、前記カーブに沿って分布されていることを特徴とする請求項1〜3のいずれかに記載のヘッドライト用照明装置。
- 前記第2光学素子は、大きい半径で回転移動され、前記反射器の光学軸に対して横断方向へ前記ゾーンを移動させるようになっていることを特徴とする請求項4に記載のヘッドライト用照明装置。
- 前記第2光学素子の表面は、前記反射器の光学軸と交差するカットオフエッジと称されるエッジを、反射ゾーン反射器の反対側に有することを特徴とする請求項1〜5のいずれかに記載のヘッドライト用照明装置。
- 前記カットオフエッジは、前記反射器の光学軸に対して、ほぼ直交方向に可変プロファイルを有することを特徴とする請求項6に記載のヘッドライト用照明装置。
- 前記カットオフエッジは、前記反射器の光学軸とほぼ直交方向に、一定プロファイルを有することを特徴とする請求項6に記載のヘッドライト用照明装置。
- 前記反射器は、平面を境界とするハーフスペースのほぼ楕円形のカーブした反射面を備え、前記反射面の第1及び第2焦点は、前記平面の近傍に位置し、前記第2光学素子は、前記平面内、又は前記平面と平行に移動しうることを特徴とする請求項1〜8のいずれかに記載のヘッドライト用照明装置。
- 前記第2光学素子は、少なくとも2つのインデックス位置に移動しうることを特徴とする請求項1〜9のいずれかに記載のヘッドライト用照明装置。
- 前記第2光学素子は、その光学軸が、前記反射器の光学軸と、直角に交差する反射タイプであることを特徴とする請求項10に記載のヘッドライト用照明装置。
- 前記第1光学素子は、前記反射器の光学軸とほぼ対応する光学軸を有するレンズであることを特徴とする請求項11に記載のヘッドライト用照明装置。
- 前記第2光学素子は、更に前記反射器の光学軸に沿ってアクチュエータにより平行移動されることを特徴とする請求項1〜12のいずれかに記載のヘッドライト用照明装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0807289A FR2940403B1 (fr) | 2008-12-19 | 2008-12-19 | Dispositif d'eclairage pour projecteur de vehicule assurant plusieurs fonctions d'eclairage ou une fonction variable avec une seule source lumineuse |
FR0807289 | 2008-12-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010147025A JP2010147025A (ja) | 2010-07-01 |
JP5629457B2 true JP5629457B2 (ja) | 2014-11-19 |
Family
ID=40763469
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009287821A Active JP5629457B2 (ja) | 2008-12-19 | 2009-12-18 | ヘッドライト用照明装置 |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP2199664B1 (ja) |
JP (1) | JP5629457B2 (ja) |
FR (1) | FR2940403B1 (ja) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5618312B2 (ja) * | 2009-03-12 | 2014-11-05 | 株式会社小糸製作所 | 車両用前照灯 |
DE102010046021A1 (de) * | 2010-09-18 | 2012-03-22 | Automotive Lighting Reutlingen Gmbh | Kraftfahrzeugscheinwerfer mit einem Mehrfunktions-Projektionsmodul |
FR2977927B1 (fr) * | 2011-07-13 | 2013-08-23 | Valeo Vision | Dispositif d'eclairage/signalisation multifonctions pour vehicule automobile. |
FR2979688A1 (fr) | 2011-09-05 | 2013-03-08 | Valeo Vision | Module optique pour dispositif de signalisation et/ou d'eclairage |
US10591124B2 (en) * | 2012-08-30 | 2020-03-17 | Sabic Global Technologies B.V. | Heat dissipating system for a light, headlamp assembly comprising the same, and method of dissipating heat |
DE102012224345A1 (de) * | 2012-12-21 | 2014-06-26 | Osram Gmbh | Fahrzeug-Leuchtvorrichtung |
FR3011310B1 (fr) | 2013-09-30 | 2018-02-02 | Valeo Vision | Module d'eclairage et/ou de signalisation avec plusieurs systemes optiques rotatifs |
KR101592648B1 (ko) | 2013-12-23 | 2016-02-12 | 현대자동차주식회사 | 헤드램프 장치 |
DE102014210497A1 (de) * | 2014-06-03 | 2015-12-03 | Osram Gmbh | Beleuchtungseinrichtung |
FR3022322B1 (fr) * | 2014-06-16 | 2016-07-15 | Valeo Vision | Module d'eclairage et/ou de signalisation rotatif |
JP6102878B2 (ja) * | 2014-10-02 | 2017-03-29 | マツダ株式会社 | 車両用前照灯 |
FR3047541B1 (fr) * | 2015-12-10 | 2019-10-04 | Valeo Vision | Module d'eclairage automobile avec fonctions code et route combinees et une source lumineuse ajustable |
KR101938669B1 (ko) | 2017-06-22 | 2019-01-15 | 엘지전자 주식회사 | 차량용 램프 및 그것의 제어방법 |
FR3093788B1 (fr) * | 2019-03-14 | 2022-05-27 | Valeo Vision | Dispositif lumineux imageant une surface eclairee virtuelle d’un collecteur |
US11959630B2 (en) | 2019-08-08 | 2024-04-16 | Sgm Light A/S | Lighting device with motorised collimation control |
EP4111093A1 (fr) * | 2020-02-27 | 2023-01-04 | Valeo Vision | Module lumineux de véhicule automobile comprenant un dispositif électrochromique |
FR3107749B1 (fr) * | 2020-02-27 | 2022-04-29 | Valeo Vision | Module lumineux de véhicule automobile comprenant un dispositif électrochromique |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6318703U (ja) * | 1986-07-21 | 1988-02-06 | ||
FR2809797B1 (fr) * | 2000-05-31 | 2002-08-23 | Valeo Vision | Projecteur elliptique de vehicule automobile a infrarouges et a encombrement reduit |
DE10305624A1 (de) * | 2003-02-11 | 2004-08-19 | Volkswagen Ag | Scheinwerferanordnung für ein Fahrzeug zur Projektion variabler Lichtgeometrien |
FR2866413B1 (fr) * | 2004-02-13 | 2006-06-30 | Valeo Vision | Projecteur elliptique equipe d'un ecran d'occultation en matiere transparente. |
EP1605202B1 (fr) * | 2004-06-09 | 2016-10-05 | Valeo Vision | Dispositif projecteur multifonctions |
JP2007080606A (ja) * | 2005-09-13 | 2007-03-29 | Koito Mfg Co Ltd | 車両用前照灯の灯具ユニット |
JP4413839B2 (ja) * | 2005-09-13 | 2010-02-10 | 株式会社小糸製作所 | 車両用前照灯の灯具ユニット |
JP2007294346A (ja) * | 2006-04-27 | 2007-11-08 | Matsushita Electric Ind Co Ltd | 照明装置、照明方法及び投射型表示装置 |
JP4623056B2 (ja) * | 2007-05-25 | 2011-02-02 | 市光工業株式会社 | 車両用前照灯 |
JP5107821B2 (ja) * | 2008-08-07 | 2012-12-26 | 株式会社小糸製作所 | 車両用前照灯装置 |
-
2008
- 2008-12-19 FR FR0807289A patent/FR2940403B1/fr not_active Expired - Fee Related
-
2009
- 2009-12-07 EP EP09178159.1A patent/EP2199664B1/fr active Active
- 2009-12-18 JP JP2009287821A patent/JP5629457B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
FR2940403A1 (fr) | 2010-06-25 |
FR2940403B1 (fr) | 2014-01-17 |
EP2199664B1 (fr) | 2015-09-23 |
EP2199664A1 (fr) | 2010-06-23 |
JP2010147025A (ja) | 2010-07-01 |
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