JP6716301B2 - 灯具ユニット - Google Patents
灯具ユニット Download PDFInfo
- Publication number
- JP6716301B2 JP6716301B2 JP2016052570A JP2016052570A JP6716301B2 JP 6716301 B2 JP6716301 B2 JP 6716301B2 JP 2016052570 A JP2016052570 A JP 2016052570A JP 2016052570 A JP2016052570 A JP 2016052570A JP 6716301 B2 JP6716301 B2 JP 6716301B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- light guide
- guide portion
- main
- lamp unit
- 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
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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
- F21S43/19—Attachment of light sources or lamp holders
-
- 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
-
- 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]
-
- 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
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/285—Refractors, transparent cover plates, light guides or filters not provided in groups F21S41/24 - F21S41/2805
-
- 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
- F21S41/32—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
- F21S43/10—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
-
- 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
- F21S43/235—Light guides
- F21S43/249—Light guides with two or more light sources 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
- F21S43/30—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
- F21S43/40—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the combination of reflectors and refractors
-
- 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)
Description
2… LED光源
2a… 光出射面
10… 導光体
15… 導光部
16… 開口部
20… 主導光部
21… 魚眼カット
22… 魚眼レンズ面
23… 凹プリズムカット
24… 凹プリズムレンズ面
30… 補助導光部
31… 外面
35… フルートカット
36… フルートカット面
40… 入光部
41… 光入射面
42… 周面
45… 折曲部
46… 傾斜反射面
50… リフレクタ
51… 光反射面
52… 凸レンズカット
53… 凸レンズ面
60… 車両用灯具(フロントコンビネーションランプ)
61… 灯室
62… 前照灯
63… エクステンション
Claims (3)
- LED光源と、
前記LED光源から発せられた光を導光して所定の配光特性を有する出射光を出射する導光体と、
前記導光体から漏れた光を該導光体内に戻すリフレクタと、を備え、
前記導光体は、環状の一部が切り取られた形状の部分環状の導光部と、前記導光部の両端部の夫々から前記導光部に垂直に延びる一対の入光部と、を有し、
前記導光体における前記入光部と前記導光部との折曲部に、前記入光部内を導光された光を全反射によって前記導光部内に向ける反射面が設けられ、
前記導光部は、部分環状の内縁に沿って所定の幅で部分環状に延びる主導光部と、部分環状の外縁に沿って所定の幅で前記主導光部に対して傾斜して部分環状に延びる補助導光部とを有し、
前記主導光部内を前記補助導光部側に向けて導光された光が、前記補助導光部によって前記主導光部側に向けられ、
前記リフレクタが、前記導光部の光出射側の面と反対側の、前記入光部の延在側の面に沿って対向配置され、
前記LED光源が、前記一対の入光部の夫々の先端部近傍に配置されていることを特徴とする灯具ユニット。 - 前記導光部の前記光出射側の面とその反対側の面及び前記リフレクタの前記導光部と対向する側の面の夫々に、レンズカットが施されていることを特徴とする請求項1に記載の灯具ユニット。
- 前記導光部の前記光出射側の面に施されたレンズカットは、複数の魚眼カット又は複数のフルートカットからなり、前記導光部の前記光出射側と反対側の面に施されたレンズカットは、幅方向に延びる複数の三角柱の凹プリズムカットからなり、
前記リフレクタの前記導光部と対向する側の面に施されたレンズカットは、幅方向に延びる複数の柱状の凸レンズカットからなることを特徴とする請求項2に記載の灯具ユニット。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016052570A JP6716301B2 (ja) | 2016-03-16 | 2016-03-16 | 灯具ユニット |
US15/442,483 US20170267163A1 (en) | 2016-03-16 | 2017-02-24 | Vehicle decorative lighting device and vehicle lamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016052570A JP6716301B2 (ja) | 2016-03-16 | 2016-03-16 | 灯具ユニット |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017168306A JP2017168306A (ja) | 2017-09-21 |
JP6716301B2 true JP6716301B2 (ja) | 2020-07-01 |
Family
ID=59855307
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016052570A Active JP6716301B2 (ja) | 2016-03-16 | 2016-03-16 | 灯具ユニット |
Country Status (2)
Country | Link |
---|---|
US (1) | US20170267163A1 (ja) |
JP (1) | JP6716301B2 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6744196B2 (ja) * | 2016-10-31 | 2020-08-19 | スタンレー電気株式会社 | 車両用灯具 |
CN206268997U (zh) * | 2016-12-21 | 2017-06-20 | 麦格纳(太仓)汽车科技有限公司 | 双向入光的光导式汽车高位刹车灯 |
US10730430B2 (en) * | 2017-01-06 | 2020-08-04 | Ford Global Technologies, Llc | Sidemarker light assembly and motor vehicle light assembly incorporating that sidemarker light assembly |
CN109695854A (zh) * | 2017-10-20 | 2019-04-30 | 法雷奥照明湖北技术中心有限公司 | 光源组件、照明装置和机动车辆 |
USD902449S1 (en) * | 2018-01-12 | 2020-11-17 | Jaguar Land Rover Limited | Headlamp for a vehicle |
JP7020259B2 (ja) * | 2018-04-09 | 2022-02-16 | トヨタ自動車株式会社 | 車両用灯具 |
US10578269B2 (en) * | 2018-06-28 | 2020-03-03 | Valeo North America, Inc. | Partial metallization of light guides for a binary aesthetic |
JP7183977B2 (ja) * | 2019-06-28 | 2022-12-06 | トヨタ自動車株式会社 | 車両の灯火システム |
JP7483586B2 (ja) * | 2020-10-23 | 2024-05-15 | スタンレー電気株式会社 | 車両用灯具 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003297108A (ja) * | 2002-04-02 | 2003-10-17 | Bridgestone Corp | リング状発光体 |
DE102011018508C5 (de) * | 2011-04-23 | 2016-06-30 | Automotive Lighting Reutlingen Gmbh | Lichtleiterelement-Anordnung und Kraftfahrzeugbeleuchtungseinrichtung mit einer solchen Lichtleiterelement-Anordnung |
JP5745335B2 (ja) * | 2011-05-19 | 2015-07-08 | スタンレー電気株式会社 | 導光レンズ及び車両用灯具 |
JP2013048036A (ja) * | 2011-08-29 | 2013-03-07 | Toyoda Gosei Co Ltd | 車両用灯具 |
JP2015185297A (ja) * | 2014-03-24 | 2015-10-22 | スタンレー電気株式会社 | 車両用灯具 |
JP2015207476A (ja) * | 2014-04-22 | 2015-11-19 | スタンレー電気株式会社 | Led信号灯 |
JP6413717B2 (ja) * | 2014-12-05 | 2018-10-31 | 市光工業株式会社 | 車両用灯具 |
-
2016
- 2016-03-16 JP JP2016052570A patent/JP6716301B2/ja active Active
-
2017
- 2017-02-24 US US15/442,483 patent/US20170267163A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
JP2017168306A (ja) | 2017-09-21 |
US20170267163A1 (en) | 2017-09-21 |
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