JP2017041370A - 導光体及びこれを用いた車両用灯具 - Google Patents
導光体及びこれを用いた車両用灯具 Download PDFInfo
- Publication number
- JP2017041370A JP2017041370A JP2015162656A JP2015162656A JP2017041370A JP 2017041370 A JP2017041370 A JP 2017041370A JP 2015162656 A JP2015162656 A JP 2015162656A JP 2015162656 A JP2015162656 A JP 2015162656A JP 2017041370 A JP2017041370 A JP 2017041370A
- Authority
- JP
- Japan
- Prior art keywords
- light
- light guide
- longitudinal direction
- exit
- center
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/0029—Spatial arrangement
- B60Q1/0041—Spatial arrangement of several lamps in relation to each other
- B60Q1/0052—Spatial arrangement of several lamps in relation to each other concentric
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/0029—Spatial arrangement
- B60Q1/0041—Spatial arrangement of several lamps in relation to each other
- B60Q1/0047—Signalling unit mounted on a headlamp unit
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/2607—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic comprising at least two indicating lamps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/34—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
- B60Q1/44—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating braking action or preparation for braking, e.g. by detection of the foot approaching the brake pedal
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- 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
-
- 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
-
- 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
-
- 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
- F21S43/242—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
- F21S43/235—Light guides
- F21S43/247—Light guides with a single light source being coupled into the light guide
-
- 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
- F21S43/30—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by 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
- 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
-
- 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
- F21S43/33—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by reflectors characterised by their material, surface treatment or coatings
-
- 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
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
- Planar Illumination Modules (AREA)
Abstract
Description
2 ハウジング
3 走行ビーム用ランプ
4 ターンシグナルランプ
5 ポジションランプ
6 導光体
6a1〜6a4 導光体の出射面
6b 導光体のカット面
6c 導光体の反射面
P1〜P3 出射面の間の谷部
Claims (3)
- 長手方向一端の入射面から入射する光を全反射させながら長手方向他端へと導く過程で、周面の一部に形成されたカット面で拡散させ、その拡散した光を周面に形成された出射面から出射させることによって発光する導光体であって、
前記出射面を複数の円弧凸曲面で構成するとともに、隣接する2つの出射面の間の谷部の1つを幅方向中心に位置させるとともに、この中心の谷部と最外側の出射面との間に少なくとも1つの別の谷部を位置させて構成されることを特徴とする導光体。 - 幅方向中心に対してその両側に複数の前記出射面を対称に配置したことを特徴とする請求項1記載の導光体。
- ハウジングとその開口部を覆うアウタレンズによって画成された灯室内に、少なくとも光源と、請求項1又は2記載の導光体を収容して構成されることを特徴とする車両用灯具。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015162656A JP2017041370A (ja) | 2015-08-20 | 2015-08-20 | 導光体及びこれを用いた車両用灯具 |
US15/220,218 US9862306B2 (en) | 2015-08-20 | 2016-07-26 | Vehicle decorative lighting device and vehicle lamp |
EP16182465.1A EP3135989A1 (en) | 2015-08-20 | 2016-08-02 | Vehicle light guide and vehicle lamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015162656A JP2017041370A (ja) | 2015-08-20 | 2015-08-20 | 導光体及びこれを用いた車両用灯具 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2017041370A true JP2017041370A (ja) | 2017-02-23 |
Family
ID=56567493
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015162656A Pending JP2017041370A (ja) | 2015-08-20 | 2015-08-20 | 導光体及びこれを用いた車両用灯具 |
Country Status (3)
Country | Link |
---|---|
US (1) | US9862306B2 (ja) |
EP (1) | EP3135989A1 (ja) |
JP (1) | JP2017041370A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109058920A (zh) * | 2018-08-17 | 2018-12-21 | 常州星宇车灯股份有限公司 | 一种照明信号装置 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USD930864S1 (en) * | 2019-01-28 | 2021-09-14 | Kia Motors Corporation | Headlamp for automobiles |
EP4095436A4 (en) * | 2020-01-22 | 2023-09-27 | Nifco Inc. | LED LIGHTING DEVICE |
EP4191129B1 (en) * | 2021-12-02 | 2024-09-18 | ZKW Group GmbH | Light guide for vehicle |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090073720A1 (en) * | 2007-09-14 | 2009-03-19 | Hong Kong Applied Science And Technology Research Institute | Light guiding strip and double-sided planar light apparatus |
JP2010118154A (ja) * | 2008-11-11 | 2010-05-27 | Colcoat Kk | ライン照明装置 |
JP2011147105A (ja) * | 2009-12-18 | 2011-07-28 | Ushio Inc | 線状光源 |
WO2013154127A1 (ja) * | 2012-04-10 | 2013-10-17 | 株式会社クラレ | 車両用ハイマウントストップランプ |
JP2015138591A (ja) * | 2014-01-20 | 2015-07-30 | スタンレー電気株式会社 | 車両用灯具 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19652159B4 (de) | 1996-12-14 | 2006-05-18 | Automotive Lighting Reutlingen Gmbh | Beleuchtungseinrichtung für Fahrzeuge |
JP5303358B2 (ja) | 2009-05-25 | 2013-10-02 | 株式会社小糸製作所 | 車両用灯具 |
JP5572013B2 (ja) | 2010-06-16 | 2014-08-13 | スタンレー電気株式会社 | 発光装置およびその製造方法 |
JP5646280B2 (ja) | 2010-10-28 | 2014-12-24 | スタンレー電気株式会社 | 面光源装置 |
DE102011016405A1 (de) | 2011-04-08 | 2012-10-11 | GM Global Technology Operations LLC (n. d. Gesetzen des Staates Delaware) | Tagfahrlichteinheit für ein Fahrzeug |
US8870423B2 (en) * | 2011-05-19 | 2014-10-28 | Stanley Electric Co., Ltd. | Vehicle decorative lighting device and vehicle lamp |
JP6114025B2 (ja) | 2012-12-26 | 2017-04-12 | 株式会社小糸製作所 | 車両用灯具 |
DE102013104169B4 (de) | 2013-04-25 | 2022-09-15 | HELLA GmbH & Co. KGaA | Beleuchtungsvorrichtung für Fahrzeuge |
WO2014199563A1 (ja) | 2013-06-11 | 2014-12-18 | 株式会社小糸製作所 | 車両用灯具 |
JP6264789B2 (ja) | 2013-09-05 | 2018-01-24 | 市光工業株式会社 | 車両用灯具 |
-
2015
- 2015-08-20 JP JP2015162656A patent/JP2017041370A/ja active Pending
-
2016
- 2016-07-26 US US15/220,218 patent/US9862306B2/en active Active
- 2016-08-02 EP EP16182465.1A patent/EP3135989A1/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20090073720A1 (en) * | 2007-09-14 | 2009-03-19 | Hong Kong Applied Science And Technology Research Institute | Light guiding strip and double-sided planar light apparatus |
JP2010118154A (ja) * | 2008-11-11 | 2010-05-27 | Colcoat Kk | ライン照明装置 |
JP2011147105A (ja) * | 2009-12-18 | 2011-07-28 | Ushio Inc | 線状光源 |
WO2013154127A1 (ja) * | 2012-04-10 | 2013-10-17 | 株式会社クラレ | 車両用ハイマウントストップランプ |
JP2015138591A (ja) * | 2014-01-20 | 2015-07-30 | スタンレー電気株式会社 | 車両用灯具 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109058920A (zh) * | 2018-08-17 | 2018-12-21 | 常州星宇车灯股份有限公司 | 一种照明信号装置 |
CN109058920B (zh) * | 2018-08-17 | 2024-05-17 | 常州星宇车灯股份有限公司 | 一种照明信号装置 |
Also Published As
Publication number | Publication date |
---|---|
US9862306B2 (en) | 2018-01-09 |
EP3135989A1 (en) | 2017-03-01 |
US20170050557A1 (en) | 2017-02-23 |
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