JP2013016400A - 車両用前照灯 - Google Patents
車両用前照灯 Download PDFInfo
- Publication number
- JP2013016400A JP2013016400A JP2011149512A JP2011149512A JP2013016400A JP 2013016400 A JP2013016400 A JP 2013016400A JP 2011149512 A JP2011149512 A JP 2011149512A JP 2011149512 A JP2011149512 A JP 2011149512A JP 2013016400 A JP2013016400 A JP 2013016400A
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- JP
- Japan
- Prior art keywords
- light source
- lens
- drl
- light
- reflector
- 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.)
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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
- F21S41/36—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
- 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
- F21S41/265—Composite lenses; Lenses with a patch-like shape
-
- 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
- F21S41/32—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
- 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
- F21S43/315—Optical layout thereof 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
- 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
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/40—Cooling of lighting devices
- F21S45/47—Passive cooling, e.g. using fins, thermal conductive elements or openings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
- F21W2102/10—Arrangement or contour of the emitted light
- F21W2102/17—Arrangement or contour of the emitted light for regions other than high beam or low beam
- F21W2102/18—Arrangement or contour of the emitted light for regions other than high beam or low beam for overhead signs
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)
Abstract
【解決手段】DRL用光源12は、車両前後方向に延びる第1光軸Ax1上に配置される。DRL用レンズ24は、DRL用光源12から出射する光を車両前方に投影する。HL用レンズ26は、第1光軸Ax1と平行な第2光軸Ax2上に後方焦点を有し、DRL用レンズ24に隣接して配置される。HL用光源20は、第2光軸Ax2上にDRL用光源12よりも車両後方側に配置される。HL用リフレクタ22は、HL用光源20から出射する光をHL用レンズ26の後方焦点に向けて反射する。サブリフレクタ18は、リフレクタ22からHL用レンズ26に向かう光路と非干渉の位置に配置され、DRL用光源12から出射する光の一部をHL用レンズ26に入射させる。
【選択図】図2
Description
図1は、本発明の一実施形態に係る車両用前照灯を組み合わせた前照灯ユニット100を車両正面から見た図である。前照灯ユニット100は、三つの車両用前照灯10が備えられる。各車両用前照灯10は、DRL用レンズ24、HL用レンズ26がカバー34に嵌め込まれている。DRL用レンズ24とHL用レンズ26の間には、遮蔽部材28が配置される。遮蔽部材28は、後述する補助反射部材16などの前照灯内部の構造を外部から遮蔽して、車両正面から観察したときの見映えを改善する。
図4は、実施の形態2に係る車両用前照灯50の概略断面図である。図4は、図2と同様に、レンズの光軸を含む鉛直平面によって切断された断面を示している。実施の形態1と同様に、前方開口を有するランプボディ70と、前方開口部を覆うように配置されたDRL用レンズ64およびHL用レンズ66とによって灯室76が形成され、灯室76内に光源およびリフレクタ等が配置される。DRL用レンズ64とHL用レンズ66の間には、前照灯内部の構造を外部から遮蔽する遮蔽部材68が配置される。
Claims (4)
- 車両前後方向に延びる第1光軸上に配置される第1光源と、
前記第1光源から出射する光を車両前方に投影する第1レンズと、
前記第1光軸と平行な第2光軸上に後方焦点を有し、前記第1レンズに隣接して配置される第2レンズと、
前記第2光軸上に、前記第1光源よりも車両後方側に配置される第2光源と、
前記第2光源から出射する光を前記第2レンズの後方焦点に向けて反射するリフレクタと、
前記リフレクタから前記第2レンズに向かう光路と非干渉の位置に配置され、前記第1光源から出射する光の一部を前記第2レンズに入射させるサブリフレクタと、
を備えることを特徴とする車両用前照灯。 - 前記サブリフレクタは、前記第2レンズの後方焦点の近傍に配置されることを特徴とする請求項1に記載の車両用前照灯。
- 前記第1光源から出射する光の一部を前記サブリフレクタに向けて反射する補助反射部材をさらに備えることを特徴とする請求項2に記載の車両用前照灯。
- 前記第1レンズと前記第2レンズの間の隙間を隠す遮蔽部材をさらに備えることを特徴とする請求項3に記載の車両用前照灯。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011149512A JP2013016400A (ja) | 2011-07-05 | 2011-07-05 | 車両用前照灯 |
US13/540,753 US9341336B2 (en) | 2011-07-05 | 2012-07-03 | Vehicle headlamp |
CN201210232701.9A CN102865539B (zh) | 2011-07-05 | 2012-07-05 | 车辆用前照灯 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011149512A JP2013016400A (ja) | 2011-07-05 | 2011-07-05 | 車両用前照灯 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2013016400A true JP2013016400A (ja) | 2013-01-24 |
Family
ID=47438574
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011149512A Pending JP2013016400A (ja) | 2011-07-05 | 2011-07-05 | 車両用前照灯 |
Country Status (3)
Country | Link |
---|---|
US (1) | US9341336B2 (ja) |
JP (1) | JP2013016400A (ja) |
CN (1) | CN102865539B (ja) |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014216164A (ja) * | 2013-04-25 | 2014-11-17 | スタンレー電気株式会社 | 車両用灯具の灯具ユニット |
JP2015111499A (ja) * | 2013-12-06 | 2015-06-18 | スタンレー電気株式会社 | 車両用前照灯 |
JP2015185533A (ja) * | 2014-03-26 | 2015-10-22 | 三菱電機株式会社 | 車載用前照灯 |
JP2016091776A (ja) * | 2014-11-04 | 2016-05-23 | 市光工業株式会社 | 車両用前照灯 |
JP2017016784A (ja) * | 2015-06-29 | 2017-01-19 | 市光工業株式会社 | 車両用前照灯 |
JP2017068948A (ja) * | 2015-09-29 | 2017-04-06 | 株式会社小糸製作所 | 車両用灯具 |
JP2017107684A (ja) * | 2015-12-08 | 2017-06-15 | 株式会社小糸製作所 | 車両用灯具 |
KR101756413B1 (ko) * | 2015-10-01 | 2017-07-11 | 엘지전자 주식회사 | 발광모듈 |
JP2019032961A (ja) * | 2017-08-07 | 2019-02-28 | 株式会社小糸製作所 | 車両用灯具 |
JP2019036402A (ja) * | 2017-08-10 | 2019-03-07 | 株式会社小糸製作所 | 車両用灯具 |
US10240739B2 (en) | 2015-04-23 | 2019-03-26 | Lg Electronics Inc. | Light emitting module |
US11221122B2 (en) | 2020-03-27 | 2022-01-11 | Nichia Corporation | Lighting device and headlight having a reflector, lenses and light-shielding members |
WO2022130595A1 (ja) * | 2020-12-17 | 2022-06-23 | 本田技研工業株式会社 | 車両用灯具 |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9133999B2 (en) * | 2012-03-19 | 2015-09-15 | Ichikoh Industries, Ltd. | Vehicle headlamp |
KR101405385B1 (ko) * | 2012-05-02 | 2014-06-10 | 현대모비스 주식회사 | 자동차의 조명 장치 |
US9476556B2 (en) * | 2013-01-04 | 2016-10-25 | Honda Motor Co., Ltd. | Vehicle headlight assembly |
DE102013104590A1 (de) * | 2013-05-06 | 2014-11-06 | Hella Kgaa Hueck & Co. | Beleuchtungsvorrichtung für Fahrzeuge |
JP6271183B2 (ja) * | 2013-08-12 | 2018-01-31 | 株式会社小糸製作所 | 車両用灯具 |
KR102099792B1 (ko) * | 2013-12-11 | 2020-04-10 | 에스엘 주식회사 | 차량용 헤드 램프 |
FR3016684B1 (fr) * | 2014-01-21 | 2019-05-10 | Psa Automobiles Sa. | Dispositif d'eclairage de vehicule, en particulier d'eclairage diurne, et vehicule ainsi equipe |
JP2015170423A (ja) * | 2014-03-05 | 2015-09-28 | 株式会社小糸製作所 | 車両用灯具 |
CN105090852B (zh) * | 2014-05-09 | 2018-10-16 | 松下知识产权经营株式会社 | 照明装置及具备照明装置的汽车 |
JP2017103189A (ja) * | 2015-12-04 | 2017-06-08 | パナソニックIpマネジメント株式会社 | 前照灯及び移動体 |
AT518286B1 (de) * | 2016-02-24 | 2017-11-15 | Zkw Group Gmbh | Scheinwerfer für Fahrzeuge |
CN107062119A (zh) * | 2017-01-09 | 2017-08-18 | 成都恒坤光电科技有限公司 | 一种出光透镜及双光车灯 |
WO2019069682A1 (ja) * | 2017-10-06 | 2019-04-11 | 株式会社小糸製作所 | 車両用前照灯 |
CN107893968A (zh) * | 2017-11-29 | 2018-04-10 | 马瑞利汽车零部件(芜湖)有限公司 | 相同区域实现不同功能的汽车尾灯 |
JP2019107789A (ja) * | 2017-12-15 | 2019-07-04 | 株式会社小糸製作所 | 樹脂成形品および車両用部品 |
US10539286B1 (en) * | 2018-06-28 | 2020-01-21 | Osram Sylvania Inc. | Baffled tri-region optic for an AFS vehicle headlamp |
CN109764304A (zh) * | 2019-02-25 | 2019-05-17 | 华域视觉科技(上海)有限公司 | 采用聚光器的车灯模组 |
Family Cites Families (11)
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IT1256883B (it) * | 1992-07-17 | 1995-12-27 | Carello Spa | Proiettore per veicoli, in particoalre autoveicoli. |
JP3542113B2 (ja) * | 2000-01-14 | 2004-07-14 | スタンレー電気株式会社 | 多眼式灯具 |
JP2006147196A (ja) * | 2004-11-16 | 2006-06-08 | Koito Mfg Co Ltd | 車両用前照灯 |
DE102006045446B4 (de) * | 2005-09-26 | 2017-05-24 | Stanley Electric Co. Ltd. | Fahrzeugleuchte |
JP4615417B2 (ja) * | 2005-10-13 | 2011-01-19 | 株式会社小糸製作所 | 車両用前照灯の灯具ユニット |
JP2008123753A (ja) * | 2006-11-09 | 2008-05-29 | Koito Mfg Co Ltd | 車両用灯具ユニット |
JP4970136B2 (ja) | 2007-05-17 | 2012-07-04 | 株式会社小糸製作所 | 車両用前照灯の灯具ユニット |
JP2009158386A (ja) | 2007-12-27 | 2009-07-16 | Koito Mfg Co Ltd | 車両用前照灯 |
US8070338B2 (en) * | 2008-04-07 | 2011-12-06 | General Electric Company | Three-mode integrated headlamp |
JP2011025820A (ja) * | 2009-07-24 | 2011-02-10 | Stanley Electric Co Ltd | 車両用灯具 |
JP5831788B2 (ja) | 2011-07-01 | 2015-12-09 | スタンレー電気株式会社 | 車両用灯具ユニット |
-
2011
- 2011-07-05 JP JP2011149512A patent/JP2013016400A/ja active Pending
-
2012
- 2012-07-03 US US13/540,753 patent/US9341336B2/en not_active Expired - Fee Related
- 2012-07-05 CN CN201210232701.9A patent/CN102865539B/zh not_active Expired - Fee Related
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JP2014216164A (ja) * | 2013-04-25 | 2014-11-17 | スタンレー電気株式会社 | 車両用灯具の灯具ユニット |
JP2015111499A (ja) * | 2013-12-06 | 2015-06-18 | スタンレー電気株式会社 | 車両用前照灯 |
JP2015185533A (ja) * | 2014-03-26 | 2015-10-22 | 三菱電機株式会社 | 車載用前照灯 |
JP2016091776A (ja) * | 2014-11-04 | 2016-05-23 | 市光工業株式会社 | 車両用前照灯 |
US10240739B2 (en) | 2015-04-23 | 2019-03-26 | Lg Electronics Inc. | Light emitting module |
JP2017016784A (ja) * | 2015-06-29 | 2017-01-19 | 市光工業株式会社 | 車両用前照灯 |
JP2017068948A (ja) * | 2015-09-29 | 2017-04-06 | 株式会社小糸製作所 | 車両用灯具 |
KR101756413B1 (ko) * | 2015-10-01 | 2017-07-11 | 엘지전자 주식회사 | 발광모듈 |
JP2017107684A (ja) * | 2015-12-08 | 2017-06-15 | 株式会社小糸製作所 | 車両用灯具 |
JP2019032961A (ja) * | 2017-08-07 | 2019-02-28 | 株式会社小糸製作所 | 車両用灯具 |
JP2019036402A (ja) * | 2017-08-10 | 2019-03-07 | 株式会社小糸製作所 | 車両用灯具 |
US11221122B2 (en) | 2020-03-27 | 2022-01-11 | Nichia Corporation | Lighting device and headlight having a reflector, lenses and light-shielding members |
WO2022130595A1 (ja) * | 2020-12-17 | 2022-06-23 | 本田技研工業株式会社 | 車両用灯具 |
Also Published As
Publication number | Publication date |
---|---|
US9341336B2 (en) | 2016-05-17 |
US20130010488A1 (en) | 2013-01-10 |
CN102865539A (zh) | 2013-01-09 |
CN102865539B (zh) | 2015-02-11 |
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