JP2017004636A - 車両用灯具 - Google Patents
車両用灯具 Download PDFInfo
- Publication number
- JP2017004636A JP2017004636A JP2015114517A JP2015114517A JP2017004636A JP 2017004636 A JP2017004636 A JP 2017004636A JP 2015114517 A JP2015114517 A JP 2015114517A JP 2015114517 A JP2015114517 A JP 2015114517A JP 2017004636 A JP2017004636 A JP 2017004636A
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- JP
- Japan
- Prior art keywords
- light
- path
- light guide
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- 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
- 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
- F21S43/236—Light guides characterised by the shape of the light guide
- F21S43/241—Light guides characterised by the shape of the light guide of complex 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
- 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
- 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
- F21S43/27—Attachment 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
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/50—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by aesthetic components not otherwise provided for, e.g. decorative trim, partition walls or covers
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0005—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being of the fibre type
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0005—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being of the fibre type
- G02B6/001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being of the fibre type the light being emitted along at least a portion of the lateral surface of the fibre
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0075—Arrangements of multiple light guides
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Planar Illumination Modules (AREA)
Abstract
Description
光源および該光源からの光を導光する導光体を備えた車両用灯具において、
上記導光体は、主導光路と、この主導光路から分岐して延びる副導光路とを備えており、
上記主導光路は、該主導光路を導光される上記光源からの光を該主導光路の出射面部から出射させるように構成されており、
上記副導光路は、該副導光路を導光される上記光源からの光を該副導光路の出射面部から出射させるように構成されており、
上記副導光路は、少なくとも一部が上記主導光路よりも小さい断面積で形成されている、ことを特徴とするものである。
12 ランプボディ
14 透光カバー
20、120、320 導光体
22、322 主導光路
22a、322a 左端面
22b、24b、322b、324b 右端面
22c、24c 後面部
22d、24d 前面部(出射面部)
22s、24s、224s、322s、324s 反射素子
24、224、324 副導光路
24A、324A 分岐部
24B、324B 本体部
26 接続部
28、328 フランジ部
28a 係止片
28a1 ランス部
30 光源
32 ヘッドランプ用リフレクタ
34 導光体ホルダ
34a 係止部
36 エクステンションパネル
36a、36b 開口部
122s レンズ素子
P1、P2 配光パターン
P1A、P2A 主パターン
P1B、P2B 副パターン
P2C 補助パターン
Claims (5)
- 光源および該光源からの光を導光する導光体を備えた車両用灯具において、
上記導光体は、主導光路と、この主導光路から分岐して延びる副導光路とを備えており、
上記主導光路は、該主導光路を導光される上記光源からの光を該主導光路の出射面部から出射させるように構成されており、
上記副導光路は、該副導光路を導光される上記光源からの光を該副導光路の出射面部から出射させるように構成されており、
上記副導光路は、少なくとも一部が上記主導光路よりも小さい断面積で形成されている、ことを特徴とする車両用灯具。 - 上記副導光路からの光出射方向が、上記主導光路からの光出射方向に対して水平方向外側の方向に設定されている、ことを特徴とする請求項1記載の車両用灯具。
- 上記導光体の前方に灯具構成部材が配置されており、
上記副導光路は、上記主導光路からの出射光が上記灯具構成部材によって遮光または減光されてしまう方向へ向けて光を出射するように構成されている、ことを特徴とする請求項2記載の車両用灯具。 - 上記主導光路は、該主導光路の後面部に形成された複数の反射素子により、該主導光路を導光される上記光源からの光を内面反射させるように構成されており、
上記副導光路は、該副導光路の後面部に形成された複数の反射素子により、該副導光路を導光される上記光源からの光を内面反射させるように構成されており、
上記副導光路は、上記内面反射の際、上記光源からの光を該副導光路の反射素子において2回以上屈折または反射させるように構成されている、ことを特徴とする請求項2または3記載の車両用灯具。 - 上記主導光路の出射面部の一部に、該出射面部からの出射光の向きを偏向させるレンズ素子が形成されている、ことを特徴とする請求項1〜4いずれか記載の車両用灯具。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015114517A JP6599647B2 (ja) | 2015-06-05 | 2015-06-05 | 車両用灯具 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015114517A JP6599647B2 (ja) | 2015-06-05 | 2015-06-05 | 車両用灯具 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2017004636A true JP2017004636A (ja) | 2017-01-05 |
| JP6599647B2 JP6599647B2 (ja) | 2019-10-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015114517A Active JP6599647B2 (ja) | 2015-06-05 | 2015-06-05 | 車両用灯具 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6599647B2 (ja) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112739952A (zh) * | 2018-09-27 | 2021-04-30 | 标致雪铁龙汽车股份有限公司 | 车辆照明设备的光导 |
| WO2023046933A1 (en) * | 2021-09-26 | 2023-03-30 | Valeo Vision | Light guide assembly, illumination device and motor vehicle |
| JP7498834B2 (ja) | 2018-09-14 | 2024-06-12 | 株式会社小糸製作所 | 車両用標識灯 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011238582A (ja) * | 2010-04-12 | 2011-11-24 | Koito Mfg Co Ltd | 車輌用灯具 |
| JP2012190761A (ja) * | 2011-03-14 | 2012-10-04 | Koito Mfg Co Ltd | 車両用灯具 |
| JP2013171658A (ja) * | 2012-02-20 | 2013-09-02 | Koito Mfg Co Ltd | 導光部材および車両用灯具 |
| JP2014007014A (ja) * | 2012-06-22 | 2014-01-16 | Ichikoh Ind Ltd | 車両用灯具 |
| JP2014101057A (ja) * | 2012-11-21 | 2014-06-05 | Koito Mfg Co Ltd | 分岐導光レンズを備えた車両用灯具 |
| JP2015103327A (ja) * | 2013-11-22 | 2015-06-04 | スタンレー電気株式会社 | 車両用灯具 |
-
2015
- 2015-06-05 JP JP2015114517A patent/JP6599647B2/ja active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011238582A (ja) * | 2010-04-12 | 2011-11-24 | Koito Mfg Co Ltd | 車輌用灯具 |
| JP2012190761A (ja) * | 2011-03-14 | 2012-10-04 | Koito Mfg Co Ltd | 車両用灯具 |
| JP2013171658A (ja) * | 2012-02-20 | 2013-09-02 | Koito Mfg Co Ltd | 導光部材および車両用灯具 |
| JP2014007014A (ja) * | 2012-06-22 | 2014-01-16 | Ichikoh Ind Ltd | 車両用灯具 |
| JP2014101057A (ja) * | 2012-11-21 | 2014-06-05 | Koito Mfg Co Ltd | 分岐導光レンズを備えた車両用灯具 |
| JP2015103327A (ja) * | 2013-11-22 | 2015-06-04 | スタンレー電気株式会社 | 車両用灯具 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7498834B2 (ja) | 2018-09-14 | 2024-06-12 | 株式会社小糸製作所 | 車両用標識灯 |
| CN112739952A (zh) * | 2018-09-27 | 2021-04-30 | 标致雪铁龙汽车股份有限公司 | 车辆照明设备的光导 |
| CN112739952B (zh) * | 2018-09-27 | 2023-05-30 | 标致雪铁龙汽车股份有限公司 | 车辆照明设备的光导 |
| WO2023046933A1 (en) * | 2021-09-26 | 2023-03-30 | Valeo Vision | Light guide assembly, illumination device and motor vehicle |
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| Publication number | Publication date |
|---|---|
| JP6599647B2 (ja) | 2019-10-30 |
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