JP4930787B2 - 車両用灯具、及び、車両用灯具に用いられる導光レンズ - Google Patents
車両用灯具、及び、車両用灯具に用いられる導光レンズ Download PDFInfo
- Publication number
- JP4930787B2 JP4930787B2 JP2007196090A JP2007196090A JP4930787B2 JP 4930787 B2 JP4930787 B2 JP 4930787B2 JP 2007196090 A JP2007196090 A JP 2007196090A JP 2007196090 A JP2007196090 A JP 2007196090A JP 4930787 B2 JP4930787 B2 JP 4930787B2
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- Prior art keywords
- light
- light guide
- incident
- plate
- reflected
- 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.)
- Expired - Fee Related
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- 239000000463 material Substances 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 abstract 1
- 230000003287 optical effect Effects 0.000 description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 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
- 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
- F21S43/235—Light guides
- F21S43/247—Light guides with a single light source being coupled into the light guide
-
- 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
- F21S41/10—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]
- F21S41/155—Surface emitters, e.g. organic light emitting diodes [OLED]
-
- 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
- F21S41/24—Light guides
-
- 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
- F21S43/235—Light guides
- F21S43/236—Light guides characterised by the shape of the light guide
- F21S43/237—Light guides characterised by the shape of the light guide rod-shaped
-
- 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
- F21S43/235—Light guides
- F21S43/242—Light guides characterised by the emission area
- F21S43/245—Light guides characterised by the emission area emitting light from one or more of its major surfaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
- F21V13/02—Combinations of only two kinds of elements
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)
- Planar Illumination Modules (AREA)
Description
Claims (3)
- 少なくとも所定配光に用いられる光を発光する光源を備えた車両用灯具において、
透明又は半透明材料により形成された導光部材と、
前記光源が発光した前記所定配光に用いられる光を反射する反射面と、前記光源が発光した前記所定配光に用いられる光以外の光のうち前記導光部材に入射させる光を反射し平行光に調整する反射面と、を有するリフレクタと、
前記導光部材に形成されており、前記導光部材に直接入射した前記光源からの直接光が照射される複数の個別反射発光面と、
前記導光部材に形成されており、前記リフレクタにより前記導光部材に入射した反射平行光が照射される反射発光面と、
を備えることを特徴とする車両用灯具。 - 前記導光部材は、所定方向に延びるプレート状導光部、前記プレート状導光部の一端縁に沿って設けられており、前記反射平行光及び前記直接光が入射する光入射用導光部、前記プレート状導光部と光入射用導光部の間に設けられており、前記光入射用導光部に入射した前記反射平行光及び前記直接光を反射し前記プレート状導光部内に入射させる反射面を有しており、
前記複数の個別反射発光面は、前記プレート状導光部に前記所定方向に交差する方向に配置されており、前記プレート状導光部と光入射用導光部の間に設けられた前記反射面により反射された前記直接光が照射され、
前記反射発光面は、前記プレート状導光部の前記一端縁とは反対側の他端縁に沿って設けられており、前記プレート状導光部と光入射用導光部の間に設けられた前記反射面により反射された前記反射平行光が照射されることを特徴とする請求項1に記載の車両用灯具。 - 所定方向に延びるプレート状導光部と、
前記プレート状導光部の一端縁に沿って設けられており、所定光源が発光し調整された平行光及び前記所定光源からの直接光が入射する光入射用導光部と、
前記プレート状導光部と光入射用導光部の間に設けられており、前記光入射用導光部に入射した前記平行光及び前記直接光を反射し前記プレート状導光部内に入射させる反射面と、
前記プレート状導光部に前記所定方向に交差する方向に配置されており、前記プレート状導光部と光入射用導光部の間に設けられた前記反射面により反射された前記直接光が照射される複数の個別反射発光面と、
前記プレート状導光部の前記一端縁とは反対側の他端縁に沿って設けられており、前記プレート状導光部と光入射用導光部の間に設けられた前記反射面により反射された前記平行光が照射される反射発光面と、
を備えることを特徴とする車両用灯具に用いられる導光レンズ。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007196090A JP4930787B2 (ja) | 2007-07-27 | 2007-07-27 | 車両用灯具、及び、車両用灯具に用いられる導光レンズ |
EP08013457.0A EP2019257B1 (en) | 2007-07-27 | 2008-07-25 | Vehicle lighting assembly and light guiding lens for use n vehicle lighting assembly |
US12/180,707 US8007149B2 (en) | 2007-07-27 | 2008-07-28 | Vehicle lighting assembly and light guiding lens for use in vehicle lighting assembly |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007196090A JP4930787B2 (ja) | 2007-07-27 | 2007-07-27 | 車両用灯具、及び、車両用灯具に用いられる導光レンズ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009032564A JP2009032564A (ja) | 2009-02-12 |
JP4930787B2 true JP4930787B2 (ja) | 2012-05-16 |
Family
ID=39789668
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007196090A Expired - Fee Related JP4930787B2 (ja) | 2007-07-27 | 2007-07-27 | 車両用灯具、及び、車両用灯具に用いられる導光レンズ |
Country Status (3)
Country | Link |
---|---|
US (1) | US8007149B2 (ja) |
EP (1) | EP2019257B1 (ja) |
JP (1) | JP4930787B2 (ja) |
Families Citing this family (21)
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JP5150336B2 (ja) * | 2008-03-28 | 2013-02-20 | スタンレー電気株式会社 | Ledランプ |
JP5582379B2 (ja) * | 2009-03-04 | 2014-09-03 | スタンレー電気株式会社 | 光学モジュール及び車両用信号灯具 |
EP2340967B2 (en) † | 2009-12-29 | 2016-09-14 | SMR Patents S.à.r.l. | Turn-indicator light module for a vehicle mirror assembly and vehicle mirror assembly comprising a turn-indicator light module |
DE102010006974A1 (de) * | 2010-02-05 | 2011-08-11 | GM Global Technology Operations LLC, ( n. d. Ges. d. Staates Delaware ), Mich. | Beleuchtungseinrichtung für ein Fahrzeug |
JP5537991B2 (ja) | 2010-02-24 | 2014-07-02 | スタンレー電気株式会社 | 導光レンズ及び車両用前照灯 |
FR2960939B1 (fr) * | 2010-06-08 | 2012-07-27 | Peugeot Citroen Automobiles Sa | Dispositif d'eclairage a guide de lumiere alimente en partie par de la lumiere prelevee au niveau de son reflecteur de lumiere |
FR2962704B1 (fr) * | 2010-07-16 | 2013-05-17 | Valeo Vision | Dispositif d'eclairage et/ou de signalisation d'un vehicule automobile |
AT510931B1 (de) * | 2010-12-22 | 2013-09-15 | Zizala Lichtsysteme Gmbh | Fahrzeugscheinwerfer mit led-lichtmodul |
JP5675465B2 (ja) * | 2011-03-31 | 2015-02-25 | 株式会社小糸製作所 | 車両用灯具 |
JP6134111B2 (ja) * | 2012-09-13 | 2017-05-24 | 株式会社小糸製作所 | 車両用灯具 |
JP2014107123A (ja) * | 2012-11-28 | 2014-06-09 | Mazda Motor Corp | 車両用前照灯、及び車両用前照灯を備えた車両 |
DE102012112072B4 (de) * | 2012-12-11 | 2022-09-01 | HELLA GmbH & Co. KGaA | Beleuchtungsvorrichtung für Fahrzeuge |
FR3008774B1 (fr) * | 2013-07-22 | 2018-01-12 | Renault S.A.S | Systeme d'eclairage, notamment pour un organe d'eclairage de vehicule automobile, a carte a circuit imprime dans le plan de la direction d'eclairage |
CN105980903A (zh) * | 2014-01-28 | 2016-09-28 | 柯尼卡美能达株式会社 | 光学元件组件以及光学元件组件的制造方法 |
TWI607181B (zh) * | 2015-07-06 | 2017-12-01 | 隆達電子股份有限公司 | 導光柱與使用其的車用燈具 |
CN106439735A (zh) | 2015-08-07 | 2017-02-22 | 法雷奥照明湖北技术中心有限公司 | 导光单元、光导装置以及照明和/或信号指示设备 |
DE102015221672A1 (de) * | 2015-11-04 | 2017-05-04 | Hyundai Motor Company | Lichtleitermodul für eine Fahrzeuglampe und Verfahren zum Herstellen solch eines Lichtleitermoduls |
JP6790633B2 (ja) * | 2016-09-13 | 2020-11-25 | 市光工業株式会社 | 車両用光学部材および車両用光学部材を備える車両用灯具 |
US10648633B2 (en) | 2017-11-29 | 2020-05-12 | Toyota Motor Engineering & Manufacturing North America, Inc. | Lamp assemblies with multiple lighting functions sharing a cover lens |
CN110594691A (zh) * | 2018-06-12 | 2019-12-20 | 法雷奥市光(中国)车灯有限公司 | 照明或信号指示装置和机动车辆 |
FR3124575B1 (fr) * | 2021-06-28 | 2023-06-30 | Valeo Vision | Dispositif d’éclairage pixelisé à réflexion directe |
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JPH0410905A (ja) * | 1990-04-06 | 1992-01-16 | Nippon Steel Corp | セラミックス部品の製造方法 |
JP2000222921A (ja) * | 1999-01-28 | 2000-08-11 | Stanley Electric Co Ltd | 自動車用灯具 |
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JP2002093222A (ja) * | 2000-09-18 | 2002-03-29 | Ichikoh Ind Ltd | 車両灯具用のライトガイド装置 |
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JP4030898B2 (ja) * | 2002-03-12 | 2008-01-09 | 株式会社小糸製作所 | 車輌用前照灯 |
US6769798B2 (en) * | 2002-04-11 | 2004-08-03 | E'sam Co.,. Ltd. | Side mirror cover and cover lamp to be used therefor |
US6824284B2 (en) * | 2002-06-25 | 2004-11-30 | Visteon Global Technologies, Inc. | Edge-lit optical element having a manifold and lamp assembly utilizing such element |
JP2004103379A (ja) * | 2002-09-09 | 2004-04-02 | Koito Mfg Co Ltd | 車両用標識灯 |
JP4067387B2 (ja) * | 2002-11-08 | 2008-03-26 | アルプス電気株式会社 | 導光材および照明装置 |
DE10351048A1 (de) | 2003-10-31 | 2005-05-25 | Bayerische Motoren Werke Ag | Fahrzeugscheinwerfer |
DE102004023594A1 (de) * | 2004-05-13 | 2005-12-29 | Hella Kgaa Hueck & Co. | Leuchtvorrichtung für Fahrzeuge |
JP4311371B2 (ja) | 2005-05-09 | 2009-08-12 | 市光工業株式会社 | 車両用灯具 |
JP4498977B2 (ja) * | 2005-05-18 | 2010-07-07 | 株式会社小糸製作所 | 車両用前照灯 |
JP4600994B2 (ja) * | 2005-08-31 | 2010-12-22 | 本田技研工業株式会社 | 車両用照明装置 |
-
2007
- 2007-07-27 JP JP2007196090A patent/JP4930787B2/ja not_active Expired - Fee Related
-
2008
- 2008-07-25 EP EP08013457.0A patent/EP2019257B1/en not_active Ceased
- 2008-07-28 US US12/180,707 patent/US8007149B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP2019257B1 (en) | 2015-01-14 |
US8007149B2 (en) | 2011-08-30 |
JP2009032564A (ja) | 2009-02-12 |
EP2019257A1 (en) | 2009-01-28 |
US20090027910A1 (en) | 2009-01-29 |
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