JP2011034729A - 車両用灯具 - Google Patents
車両用灯具 Download PDFInfo
- Publication number
- JP2011034729A JP2011034729A JP2009178217A JP2009178217A JP2011034729A JP 2011034729 A JP2011034729 A JP 2011034729A JP 2009178217 A JP2009178217 A JP 2009178217A JP 2009178217 A JP2009178217 A JP 2009178217A JP 2011034729 A JP2011034729 A JP 2011034729A
- Authority
- JP
- Japan
- Prior art keywords
- light
- light source
- reflector
- light guide
- vehicular lamp
- 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
- 238000009826 distribution Methods 0.000 claims abstract description 60
- 239000011347 resin Substances 0.000 claims description 11
- 229920005989 resin Polymers 0.000 claims description 11
- 238000004381 surface treatment Methods 0.000 claims description 8
- 230000006866 deterioration Effects 0.000 abstract 2
- 230000001678 irradiating effect Effects 0.000 abstract 1
- 230000004048 modification Effects 0.000 description 30
- 238000012986 modification Methods 0.000 description 30
- 230000003287 optical effect Effects 0.000 description 28
- 239000004065 semiconductor Substances 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229910052709 silver Inorganic materials 0.000 description 4
- 239000004332 silver Substances 0.000 description 4
- 238000007740 vapor deposition Methods 0.000 description 4
- 239000000758 substrate Substances 0.000 description 3
- 239000004925 Acrylic resin Substances 0.000 description 2
- 229920000178 Acrylic resin Polymers 0.000 description 2
- 238000004512 die casting Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 229920005668 polycarbonate resin Polymers 0.000 description 2
- 239000004431 polycarbonate resin Substances 0.000 description 2
- 230000012447 hatching Effects 0.000 description 1
- 239000007769 metal material 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
- F21S43/242—Light guides characterised by the emission area
- F21S43/243—Light guides characterised by the emission area emitting light from one or more of its extremities
-
- 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
-
- 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
- F21S41/20—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
- 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
- F21S41/37—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors characterised by their material, surface treatment or coatings
-
- 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
- F21S43/239—Light guides characterised by the shape of the light guide plate-shaped
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Led Device Packages (AREA)
Abstract
【解決手段】この発明は、リフレクタ4、31が、第1光源2からの光を第1配光パターンとして所定の方向に反射させる反射面9、35と、導光部と、第2光源3からの光を導光部中に入射させる入射面10と、導光部中に入射した第2光源3からの光を第2配光パターンとして所定の方向に出射させる出射面11、21、22と、を有する。この結果、この発明は、第1配光パターンの光量の低下を防ぐことができ、また、見栄えが向上される。
【選択図】 図1
Description
2 第1光源
3 第2光源
4 第1リフレクタ
5 第2リフレクタ
6 取付部材
7 基板
8 レンズ
9 第1反射面
10 入射面
11、21、22 出射面
12、23 肉厚部分
13、29 傾斜面
14 反射面
15 第2反射面
16 垂直板部
17 水平板部
18 第1取付部
19 第2取付部
20 切替装置
24 平面
25、26、27、28 導光部
30 車両用灯具
31 リフレクタ
32 取付部材
33 投影レンズ
34 ホルダ部材
35 反射面
F1 第1反射面の基準焦点(擬似焦点、焦点)
Z1 第1反射面の基準光軸(擬似光軸、光軸)
F21 第2反射面の第1基準焦点(第1擬似焦点、第1焦点)
F22 第2反射面の第2基準焦点(第2擬似焦点、第2焦点)
Z2 第2反射面の基準光軸(擬似光軸、光軸)
F31 反射面の第1基準焦点(第1擬似焦点、第1焦点)
F32 反射面の第2基準焦点(第2擬似焦点、第2焦点)
Z3 反射面の基準光軸(擬似光軸)
Claims (7)
- 1つのランプユニットに複数のランプ機能を有する車両用灯具において、
第1光源と、第2光源と、リフレクタと、を備え、
前記リフレクタは、前記第1光源からの光を第1配光パターンとして所定の方向に反射させる反射面と、導光部と、前記第2光源からの光を前記導光部中に入射させる入射面と、前記導光部中に入射した前記第2光源からの光を第2配光パターンとして所定の方向に出射させる出射面と、を有する、
ことを特徴とする車両用灯具。 - 前記第1光源と前記第2光源とは、同一の取付部材に取り付けられている、
ことを特徴とする請求項1に記載の車両用灯具。 - 前記導光部のうち前記入射面および前記出射面以外の面には、前記導光部中に入射した光を反射させる反射面としての表面処理が施されている、
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。 - 前記導光部は、導光性を有する樹脂から構成されていて、前記リフレクタのうち前記入射面および前記出射面を含む一部からなる、
ことを特徴とする請求項1〜3のいずれか1項に記載の車両用灯具。 - 前記出射面には、前記第2光源からの光の出射を制御する出射制御素子群が設けられている、
ことを特徴とする請求項1〜4のいずれか1項に記載の車両用灯具。 - 前記出射面を含む一部分の肉厚は、その他の部分の肉厚よりも厚い、
ことを特徴とする請求項1〜5のいずれか1項に記載の車両用灯具。 - 前記出射面を含む一部分の肉厚は、その他の部分の肉厚よりも厚く、
前記出射面を含む肉厚部分のうち前記出射面と対向する面は、前記導光部中を導かれてきた前記第2光源からの光を前記出射面側に反射させる傾斜面である、
ことを特徴とする請求項1〜5のいずれか1項に記載の車両用灯具。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009178217A JP5359654B2 (ja) | 2009-07-30 | 2009-07-30 | 車両用灯具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009178217A JP5359654B2 (ja) | 2009-07-30 | 2009-07-30 | 車両用灯具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011034729A true JP2011034729A (ja) | 2011-02-17 |
JP5359654B2 JP5359654B2 (ja) | 2013-12-04 |
Family
ID=43763625
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009178217A Active JP5359654B2 (ja) | 2009-07-30 | 2009-07-30 | 車両用灯具 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5359654B2 (ja) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102650399A (zh) * | 2011-02-24 | 2012-08-29 | 株式会社小糸制作所 | 车辆用灯具 |
JP2014086327A (ja) * | 2012-10-25 | 2014-05-12 | Stanley Electric Co Ltd | 車両用前照灯 |
JP2014170629A (ja) * | 2013-03-01 | 2014-09-18 | Koito Mfg Co Ltd | 車両用灯具 |
EP2921348A1 (en) * | 2014-03-18 | 2015-09-23 | Honda Motor Co., Ltd. | Headlight for vehicle |
WO2016096563A1 (de) * | 2014-12-16 | 2016-06-23 | Volkswagen Ag | Leuchtvorrichtung für ein kraftfahrzeug |
CN108474537A (zh) * | 2016-01-13 | 2018-08-31 | 三菱电机株式会社 | 前照灯模块和前照灯装置 |
EP3418626A4 (en) * | 2016-02-15 | 2018-12-26 | LG Innotek Co., Ltd. | Lamp and vehicle having same |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003215671A (ja) * | 2002-01-22 | 2003-07-30 | Fuji Photo Film Co Ltd | 投光装置 |
JP2004296311A (ja) * | 2003-03-27 | 2004-10-21 | Matsushita Electric Ind Co Ltd | 面発光装置 |
JP2008166194A (ja) * | 2006-12-28 | 2008-07-17 | Ichikoh Ind Ltd | 車両用灯具 |
JP2009146722A (ja) * | 2007-12-14 | 2009-07-02 | Koito Mfg Co Ltd | 車両用灯具 |
-
2009
- 2009-07-30 JP JP2009178217A patent/JP5359654B2/ja active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003215671A (ja) * | 2002-01-22 | 2003-07-30 | Fuji Photo Film Co Ltd | 投光装置 |
JP2004296311A (ja) * | 2003-03-27 | 2004-10-21 | Matsushita Electric Ind Co Ltd | 面発光装置 |
JP2008166194A (ja) * | 2006-12-28 | 2008-07-17 | Ichikoh Ind Ltd | 車両用灯具 |
JP2009146722A (ja) * | 2007-12-14 | 2009-07-02 | Koito Mfg Co Ltd | 車両用灯具 |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102650399A (zh) * | 2011-02-24 | 2012-08-29 | 株式会社小糸制作所 | 车辆用灯具 |
JP2014086327A (ja) * | 2012-10-25 | 2014-05-12 | Stanley Electric Co Ltd | 車両用前照灯 |
JP2014170629A (ja) * | 2013-03-01 | 2014-09-18 | Koito Mfg Co Ltd | 車両用灯具 |
EP2921348A1 (en) * | 2014-03-18 | 2015-09-23 | Honda Motor Co., Ltd. | Headlight for vehicle |
WO2016096563A1 (de) * | 2014-12-16 | 2016-06-23 | Volkswagen Ag | Leuchtvorrichtung für ein kraftfahrzeug |
CN107278249A (zh) * | 2014-12-16 | 2017-10-20 | 大众汽车有限公司 | 用于机动车的照明装置 |
CN107278249B (zh) * | 2014-12-16 | 2020-09-22 | 大众汽车有限公司 | 用于机动车的照明装置 |
CN108474537A (zh) * | 2016-01-13 | 2018-08-31 | 三菱电机株式会社 | 前照灯模块和前照灯装置 |
CN108474537B (zh) * | 2016-01-13 | 2020-10-02 | 三菱电机株式会社 | 前照灯模块和前照灯装置 |
EP3418626A4 (en) * | 2016-02-15 | 2018-12-26 | LG Innotek Co., Ltd. | Lamp and vehicle having same |
US10711970B2 (en) | 2016-02-15 | 2020-07-14 | Lg Innotek Co., Ltd. | Lamp and vehicle having same |
US11054105B2 (en) | 2016-02-15 | 2021-07-06 | Lg Innotek Co., Ltd. | Lamp and vehicle having same |
Also Published As
Publication number | Publication date |
---|---|
JP5359654B2 (ja) | 2013-12-04 |
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