JP6271181B2 - 車両用灯具 - Google Patents
車両用灯具 Download PDFInfo
- Publication number
- JP6271181B2 JP6271181B2 JP2013163318A JP2013163318A JP6271181B2 JP 6271181 B2 JP6271181 B2 JP 6271181B2 JP 2013163318 A JP2013163318 A JP 2013163318A JP 2013163318 A JP2013163318 A JP 2013163318A JP 6271181 B2 JP6271181 B2 JP 6271181B2
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- JP
- Japan
- Prior art keywords
- reflector
- light
- high beam
- low beam
- condensing
- 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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- 238000009792 diffusion process Methods 0.000 claims description 25
- 239000000758 substrate Substances 0.000 claims description 16
- 230000001678 irradiating effect Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 description 5
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000004065 semiconductor 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
- 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
- F21S41/30—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
- F21S41/30—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
-
- 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
- F21S41/65—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources
- F21S41/663—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by switching light sources
-
- 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
-
- 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
- F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
- F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
-
- 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
- F21Y2101/00—Point-like light sources
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
Claims (5)
- 第1光源からの光を反射して集光配光パターンを照射するパラボラ型の集光用リフレクタと、
第2光源からの光を反射して拡散配光パターンを照射するパラボラ型の拡散用リフレクタと、
を備え、
前記拡散用リフレクタの反射面の少なくとも一部が、前記集光用リフレクタの前端部よりも灯具前方に位置し、
前記第1光源と前記第2光源は、水平方向に延在する共通の基板上に搭載され、前記基板から電流の供給を受けることを特徴とする車両用灯具。 - 前記拡散用リフレクタは、前記集光用リフレクタよりも車両内側に位置することを特徴とする請求項1に記載の車両用灯具。
- 前記拡散用リフレクタの反射面のF値は、前記集光用リフレクタの反射面のF値よりも小さいことを特徴とする請求項1または2に記載の車両用灯具。
- ハイビーム配光パターンの集光領域を照射するために用いられる第1の前記集光用リフレクタと、
ロービーム配光パターンの集光領域を照射するために用いられる第2の前記集光用リフレクタと、
を備え、
第1の集光用リフレクタと、第2の集光用リフレクタは、一体的に形成されることを特徴とする請求項1から3のいずれかに記載の車両用灯具。 - 前記第1光源と前記第2光源は、発光面が下方を向くように前記基板上に搭載され、
前記集光用リフレクタおよび前記拡散用リフレクタは、前記基板より下方に配置されることを特徴とする請求項1から4のいずれかに記載の車両用灯具。
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013163318A JP6271181B2 (ja) | 2013-08-06 | 2013-08-06 | 車両用灯具 |
| US14/450,651 US10024508B2 (en) | 2013-08-06 | 2014-08-04 | Vehicle lamp |
| CN201410384002.5A CN104344311B (zh) | 2013-08-06 | 2014-08-06 | 车辆用灯具 |
| DE102014215534.7A DE102014215534A1 (de) | 2013-08-06 | 2014-08-06 | Fahrzeuglampe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013163318A JP6271181B2 (ja) | 2013-08-06 | 2013-08-06 | 車両用灯具 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2015032547A JP2015032547A (ja) | 2015-02-16 |
| JP6271181B2 true JP6271181B2 (ja) | 2018-01-31 |
Family
ID=52389054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2013163318A Active JP6271181B2 (ja) | 2013-08-06 | 2013-08-06 | 車両用灯具 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US10024508B2 (ja) |
| JP (1) | JP6271181B2 (ja) |
| CN (1) | CN104344311B (ja) |
| DE (1) | DE102014215534A1 (ja) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6600987B2 (ja) * | 2015-05-21 | 2019-11-06 | 市光工業株式会社 | 車両用灯具 |
| JP6622557B2 (ja) * | 2015-10-23 | 2019-12-18 | 本田技研工業株式会社 | 車両用前照灯 |
| CN105757576B (zh) * | 2016-04-07 | 2018-08-07 | 广州市佑航电子有限公司 | 一种工作灯 |
| JP2018006283A (ja) * | 2016-07-08 | 2018-01-11 | 株式会社小糸製作所 | 車両用灯具 |
| CN106641964B (zh) * | 2017-01-19 | 2023-05-16 | 华域视觉科技(上海)有限公司 | 一种具有adb功能的led光源远近光一体车灯模组 |
| KR101982779B1 (ko) | 2017-06-21 | 2019-05-27 | 엘지전자 주식회사 | 차량용 램프 및 차량 |
| FR3078381B1 (fr) * | 2018-02-27 | 2020-08-14 | Valeo Vision | Dispositif lumineux pour vehicule automobile, et unite d'eclairage et/ou de signalisation muni d'un tel dispositif |
| JP7187836B2 (ja) * | 2018-06-21 | 2022-12-13 | 市光工業株式会社 | 車両用灯具 |
| JP7275976B2 (ja) * | 2019-08-07 | 2023-05-18 | 市光工業株式会社 | 車両用灯具 |
| CN111637417A (zh) * | 2020-04-23 | 2020-09-08 | 上汽大众汽车有限公司 | 一种远近光反射镜一体式大灯及车辆 |
| CN111720795A (zh) * | 2020-07-29 | 2020-09-29 | 上海晨阑光电器件有限公司 | 反射式辅助远光模组 |
| CN112797368A (zh) * | 2020-09-08 | 2021-05-14 | 华域视觉科技(上海)有限公司 | 一种车辆前照灯光学系统、车辆前照灯及车辆 |
| JP2023148431A (ja) * | 2022-03-30 | 2023-10-13 | 市光工業株式会社 | 車両用灯具 |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5546284A (en) * | 1994-04-19 | 1996-08-13 | Koito Manufacturing Co., Ltd. | Automobile headlamp with extension reflector mounted on the front lense |
| JP2001270383A (ja) * | 2000-03-28 | 2001-10-02 | Koito Mfg Co Ltd | 車両用前照灯システム |
| JP3964101B2 (ja) * | 2000-05-24 | 2007-08-22 | 株式会社小糸製作所 | 車両用前照灯 |
| JP2003242812A (ja) * | 2002-02-18 | 2003-08-29 | Koito Mfg Co Ltd | 車両用灯具 |
| JP4002159B2 (ja) * | 2002-09-03 | 2007-10-31 | 株式会社小糸製作所 | 車両用前照灯 |
| JP4024628B2 (ja) * | 2002-09-03 | 2007-12-19 | 株式会社小糸製作所 | 車両用前照灯 |
| JP4115921B2 (ja) * | 2003-11-04 | 2008-07-09 | 株式会社小糸製作所 | 車両用前照灯 |
| JP4405279B2 (ja) * | 2004-02-17 | 2010-01-27 | 市光工業株式会社 | プロジェクタ型車両用灯具 |
| JP4345518B2 (ja) * | 2004-02-18 | 2009-10-14 | 市光工業株式会社 | 車両用灯具 |
| US20060209556A1 (en) * | 2005-03-15 | 2006-09-21 | Koito Manufacturing Co., Ltd. | Vehicle lamp |
| JP4633635B2 (ja) * | 2006-01-13 | 2011-02-16 | 株式会社小糸製作所 | 車両用前照灯 |
| JP4536017B2 (ja) * | 2006-02-08 | 2010-09-01 | 株式会社小糸製作所 | 車両用前照灯 |
| DE102007016294B4 (de) * | 2006-04-11 | 2009-04-02 | Koito Manufacturing Co., Ltd. | Fahrzeugleuchte |
| US20080062706A1 (en) * | 2006-08-30 | 2008-03-13 | David Charles Feldmeier | Systems, devices, components and methods for controllably configuring the brightness and color of light emitted by an automotive LED illumination system |
| JP4782051B2 (ja) * | 2007-03-15 | 2011-09-28 | 株式会社小糸製作所 | 二輪車用前照灯 |
| JP2008243477A (ja) * | 2007-03-26 | 2008-10-09 | Koito Mfg Co Ltd | 車両用灯具 |
| JP2009301980A (ja) * | 2008-06-17 | 2009-12-24 | Koito Mfg Co Ltd | 灯具ユニット |
| JP5344957B2 (ja) | 2009-03-03 | 2013-11-20 | 株式会社小糸製作所 | 車両用前照灯 |
| JP5442317B2 (ja) * | 2009-05-14 | 2014-03-12 | 株式会社小糸製作所 | 車両用灯具 |
| JP5435213B2 (ja) * | 2009-05-22 | 2014-03-05 | スタンレー電気株式会社 | 車両用灯具 |
| JP5629078B2 (ja) | 2009-10-06 | 2014-11-19 | スタンレー電気株式会社 | 車両用前照灯及びリフレクタユニット |
| JP5673510B2 (ja) * | 2011-11-29 | 2015-02-18 | 豊田合成株式会社 | 車両用前照灯 |
| US9227555B2 (en) * | 2012-03-27 | 2016-01-05 | Ip Consulting Llc | Adaptive external vehicle illumination system |
-
2013
- 2013-08-06 JP JP2013163318A patent/JP6271181B2/ja active Active
-
2014
- 2014-08-04 US US14/450,651 patent/US10024508B2/en active Active
- 2014-08-06 DE DE102014215534.7A patent/DE102014215534A1/de active Pending
- 2014-08-06 CN CN201410384002.5A patent/CN104344311B/zh active Active
Also Published As
| Publication number | Publication date |
|---|---|
| US10024508B2 (en) | 2018-07-17 |
| CN104344311A (zh) | 2015-02-11 |
| JP2015032547A (ja) | 2015-02-16 |
| US20150043238A1 (en) | 2015-02-12 |
| DE102014215534A1 (de) | 2015-02-12 |
| CN104344311B (zh) | 2017-09-19 |
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