JP2019139959A - 灯具および車両用灯具 - Google Patents
灯具および車両用灯具 Download PDFInfo
- Publication number
- JP2019139959A JP2019139959A JP2018021973A JP2018021973A JP2019139959A JP 2019139959 A JP2019139959 A JP 2019139959A JP 2018021973 A JP2018021973 A JP 2018021973A JP 2018021973 A JP2018021973 A JP 2018021973A JP 2019139959 A JP2019139959 A JP 2019139959A
- Authority
- JP
- Japan
- Prior art keywords
- light
- light guide
- incident
- light source
- 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
- 230000003287 optical effect Effects 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 12
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000002238 attenuated effect Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000000113 methacrylic resin Substances 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920005668 polycarbonate resin Polymers 0.000 description 1
- 239000004431 polycarbonate resin Substances 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
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
- B60Q1/26—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
- B60Q1/34—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
- B60Q1/38—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 using immovably-mounted light sources, e.g. fixed flashing lamps
- B60Q1/381—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 using immovably-mounted light sources, e.g. fixed flashing lamps with several light sources activated in sequence, e.g. to create a sweep effect
-
- 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
- F21S43/30—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
- F21S43/33—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
- 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
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2103/00—Exterior vehicle lighting devices for signalling purposes
- F21W2103/20—Direction indicator lights
-
- 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)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Planar Illumination Modules (AREA)
Abstract
Description
本実施の形態に係る車両用灯具は、車体の右後端部に設けられたターンシグナルランプである。図1は、本実施の形態に係るターンシグナルランプの概略構成を示す斜視図である。図2は、図1に示す灯具の導光体を含む要部を模式的に示した上面図である。図3は、本実施の形態に係る車両用灯具の制御部を含むブロック図である。図4は、本実施の形態に係る導光体における導光の状態を示す模式図である。
Claims (5)
- 光源と、
前記光源の出力を制御する制御部と、
前記光源から出射した光を1回以上反射して出射する発光部と、を備え、
前記発光部は、
前記光源から出射した光が入射する入射部と、入射した光が反射しながら該入射部から離れる方向へ進んでいく導光路と、前記導光路の後面側に形成された反射部と、前記導光路の前面側に形成された、前記反射部で反射した光の一部が出射する出射部と、を有し、
前記光源の出力の増大に応じて、前記出射部において所定値以上の明るさで発光する発光領域が増大するように構成されていることを特徴とする灯具。 - 前記導光路は、前記光源の出力の増大に応じて、前記入射部から離れる方向へ前記発光領域が増大するように構成されていることを特徴とする請求項1に記載の灯具。
- 前記導光路は、入射した光の一部が前記出射部の内面で全反射されるような形状の導光体であり、
前記反射部は、前記導光体の後面側の表面を被覆する反射膜であることを特徴とする請求項1または2に記載の灯具。 - 前記導光体は、該導光体の内部を導光する光を前記出射部に向けて反射する複数のステップが後面側に形成されていることを特徴とする請求項3に記載の灯具。
- 請求項1乃至4のいずれか1項に記載の灯具を備え、
前記灯具は、前記発光部の長手方向が車幅方向になるように配置されており、かつ、前記発光部の長手方向の両端のうち車両の中央側に前記入射部が位置するように配置されていることを特徴とする車両用灯具。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018021973A JP7040955B2 (ja) | 2018-02-09 | 2018-02-09 | 灯具および車両用灯具 |
CN201910082803.9A CN110131673A (zh) | 2018-02-09 | 2019-01-23 | 灯具以及车辆用灯具 |
CN201920113242.XU CN209558256U (zh) | 2018-02-09 | 2019-01-23 | 灯具以及车辆用灯具 |
US16/258,774 US20190249843A1 (en) | 2018-02-09 | 2019-01-28 | Lamp and vehicle lamp |
KR1020190013426A KR20190096813A (ko) | 2018-02-09 | 2019-02-01 | 등기구 및 차량용 등기구 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018021973A JP7040955B2 (ja) | 2018-02-09 | 2018-02-09 | 灯具および車両用灯具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019139959A true JP2019139959A (ja) | 2019-08-22 |
JP7040955B2 JP7040955B2 (ja) | 2022-03-23 |
Family
ID=67541449
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018021973A Active JP7040955B2 (ja) | 2018-02-09 | 2018-02-09 | 灯具および車両用灯具 |
Country Status (4)
Country | Link |
---|---|
US (1) | US20190249843A1 (ja) |
JP (1) | JP7040955B2 (ja) |
KR (1) | KR20190096813A (ja) |
CN (2) | CN110131673A (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7040955B2 (ja) * | 2018-02-09 | 2022-03-23 | 株式会社小糸製作所 | 灯具および車両用灯具 |
ES2823930A1 (es) * | 2019-11-07 | 2021-05-10 | Seat Sa | Dispositivo de iluminacion para un vehiculo |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002100213A (ja) * | 2000-09-20 | 2002-04-05 | Ichikoh Ind Ltd | 車両灯具用導光体構造 |
JP2003141908A (ja) * | 2001-10-31 | 2003-05-16 | Three M Innovative Properties Co | 装飾構造体 |
JP2013161728A (ja) * | 2012-02-07 | 2013-08-19 | Koito Mfg Co Ltd | 車両用灯具 |
JP2014029819A (ja) * | 2012-01-12 | 2014-02-13 | Koito Mfg Co Ltd | 照明装置および車両用灯具 |
JP2017013531A (ja) * | 2015-06-26 | 2017-01-19 | ダイハツ工業株式会社 | 車両用灯火器 |
KR20170077400A (ko) * | 2015-12-28 | 2017-07-06 | 에스엘 주식회사 | 차량용 램프 |
KR20170110899A (ko) * | 2016-03-24 | 2017-10-12 | 에스엘 주식회사 | 차량용 램프 |
JP2017212036A (ja) * | 2016-05-23 | 2017-11-30 | スタンレー電気株式会社 | 車両用灯具 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5048927A (en) * | 1989-01-30 | 1991-09-17 | Yazaki Corporation | Indication display unit for vehicles |
DE602005004502T2 (de) * | 2005-02-02 | 2009-01-29 | Osram Gesellschaft mit beschränkter Haftung | Verfahren und Anordnung zum Dimmen von Lichtquellen |
US9458979B2 (en) * | 2012-12-14 | 2016-10-04 | Sl Corporation | Signal lamp for vehicle having a light guide and mirror housing and lamp housing with reflection unit and support unit |
JP2016212988A (ja) | 2015-04-30 | 2016-12-15 | 株式会社小糸製作所 | 車両用灯具 |
JP7011443B2 (ja) * | 2017-10-23 | 2022-02-10 | スタンレー電気株式会社 | 車両用灯具 |
JP7040955B2 (ja) * | 2018-02-09 | 2022-03-23 | 株式会社小糸製作所 | 灯具および車両用灯具 |
-
2018
- 2018-02-09 JP JP2018021973A patent/JP7040955B2/ja active Active
-
2019
- 2019-01-23 CN CN201910082803.9A patent/CN110131673A/zh active Pending
- 2019-01-23 CN CN201920113242.XU patent/CN209558256U/zh active Active
- 2019-01-28 US US16/258,774 patent/US20190249843A1/en not_active Abandoned
- 2019-02-01 KR KR1020190013426A patent/KR20190096813A/ko not_active IP Right Cessation
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002100213A (ja) * | 2000-09-20 | 2002-04-05 | Ichikoh Ind Ltd | 車両灯具用導光体構造 |
JP2003141908A (ja) * | 2001-10-31 | 2003-05-16 | Three M Innovative Properties Co | 装飾構造体 |
JP2014029819A (ja) * | 2012-01-12 | 2014-02-13 | Koito Mfg Co Ltd | 照明装置および車両用灯具 |
JP2013161728A (ja) * | 2012-02-07 | 2013-08-19 | Koito Mfg Co Ltd | 車両用灯具 |
JP2017013531A (ja) * | 2015-06-26 | 2017-01-19 | ダイハツ工業株式会社 | 車両用灯火器 |
KR20170077400A (ko) * | 2015-12-28 | 2017-07-06 | 에스엘 주식회사 | 차량용 램프 |
KR20170110899A (ko) * | 2016-03-24 | 2017-10-12 | 에스엘 주식회사 | 차량용 램프 |
JP2017212036A (ja) * | 2016-05-23 | 2017-11-30 | スタンレー電気株式会社 | 車両用灯具 |
Also Published As
Publication number | Publication date |
---|---|
JP7040955B2 (ja) | 2022-03-23 |
US20190249843A1 (en) | 2019-08-15 |
CN209558256U (zh) | 2019-10-29 |
CN110131673A (zh) | 2019-08-16 |
KR20190096813A (ko) | 2019-08-20 |
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