JP6290640B2 - 車両用灯具 - Google Patents
車両用灯具 Download PDFInfo
- Publication number
- JP6290640B2 JP6290640B2 JP2014020575A JP2014020575A JP6290640B2 JP 6290640 B2 JP6290640 B2 JP 6290640B2 JP 2014020575 A JP2014020575 A JP 2014020575A JP 2014020575 A JP2014020575 A JP 2014020575A JP 6290640 B2 JP6290640 B2 JP 6290640B2
- Authority
- JP
- Japan
- Prior art keywords
- plate
- transparent member
- light
- total reflection
- light guide
- 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
Links
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
- F21S43/236—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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Planar Illumination Modules (AREA)
Description
Claims (6)
- 複数の光源と、
前記光源からの光を導光する導光部をそれぞれ有する複数の板状透明部材と、
複数の前記板状透明部材を互いに重なり合うように支持する支持部材と、
を備え、
各板状透明部材の前記導光部は、前記板状透明部材の端面に形成された、前記光源からの光を入射する入射部と、前記板状透明部材の裏面に形成された、前記入射部から前記板状透明部材の内部に入射した光を全反射する全反射部と、前記板状透明部材の表面に形成された、前記全反射部で全反射した光を出射する出射部と、を備え、
前記全反射部および前記出射部は、板状透明部材ごとに異なった形状を有し、
前記全反射部には、前記導光部内を進む光を前記出射部に向けて反射するための複数のステップが、互いに密接した状態で前記導光部の延出方向に沿って形成されている、
ことを特徴とする車両用灯具。 - 前記全反射部および前記出射部の両方が、前記板状透明部材の表面より突出して形成されることを特徴とする請求項1に記載の車両用灯具。
- 前記全反射部および前記出射部は、曲線状に形成され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。
- 各板状透明部材は、湾曲形状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。
- 各板状透明部材は、スラント状に形成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。
- 前記複数の光源は、同一の基板に搭載されることを特徴とする請求項1から5のいずれかに記載の車両用灯具。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014020575A JP6290640B2 (ja) | 2014-02-05 | 2014-02-05 | 車両用灯具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014020575A JP6290640B2 (ja) | 2014-02-05 | 2014-02-05 | 車両用灯具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015149159A JP2015149159A (ja) | 2015-08-20 |
JP6290640B2 true JP6290640B2 (ja) | 2018-03-07 |
Family
ID=53892392
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014020575A Expired - Fee Related JP6290640B2 (ja) | 2014-02-05 | 2014-02-05 | 車両用灯具 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP6290640B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108506889A (zh) * | 2018-05-04 | 2018-09-07 | 华域视觉科技(上海)有限公司 | 螺旋造型车灯发光单元 |
FR3110215A1 (fr) * | 2020-05-15 | 2021-11-19 | Marelli Automotive Lighting France | Module lumineux pour l’éclairage et/ou la signalisation d’un véhicule automobile comprenant un guide de lumière vrillé |
FR3110214B1 (fr) * | 2020-05-15 | 2023-04-21 | Marelli Automotive Lighting France | Module lumineux pour l’éclairage et/ou la signalisation d’un véhicule automobile comprenant un guide de lumière vrillé apte à afficher un motif lumineux |
KR200496879Y1 (ko) * | 2021-01-22 | 2023-05-18 | 엔엠텍코리아 주식회사 | 차량 램프용 광가이드 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009259557A (ja) * | 2008-04-16 | 2009-11-05 | Toyoda Gosei Co Ltd | 線状発光装置 |
JP2010153271A (ja) * | 2008-12-26 | 2010-07-08 | Toyoda Gosei Co Ltd | 車両用灯具 |
JP2011096417A (ja) * | 2009-10-28 | 2011-05-12 | Skg:Kk | 照明装置 |
JP2012190762A (ja) * | 2011-03-14 | 2012-10-04 | Koito Mfg Co Ltd | 車両用灯具 |
-
2014
- 2014-02-05 JP JP2014020575A patent/JP6290640B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2015149159A (ja) | 2015-08-20 |
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