JP2019121472A - 車両用灯具 - Google Patents
車両用灯具 Download PDFInfo
- Publication number
- JP2019121472A JP2019121472A JP2017254074A JP2017254074A JP2019121472A JP 2019121472 A JP2019121472 A JP 2019121472A JP 2017254074 A JP2017254074 A JP 2017254074A JP 2017254074 A JP2017254074 A JP 2017254074A JP 2019121472 A JP2019121472 A JP 2019121472A
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- JP
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- Prior art keywords
- light
- adb
- rear lens
- lens body
- front lens
- 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
- 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
- F21S41/18—Combination of light sources of different types or shapes
-
- 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
- F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
- F21S41/63—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on refractors, filters or transparent cover plates
- F21S41/64—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on refractors, filters or transparent cover plates by changing their light transmissivity, e.g. by liquid crystal or electrochromic devices
- F21S41/645—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on refractors, filters or transparent cover plates by changing their light transmissivity, e.g. by liquid crystal or electrochromic devices by electro-optic means, e.g. liquid crystal or electrochromic devices
-
- 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
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
-
- 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
- F21S41/25—Projection lenses
- F21S41/26—Elongated lenses
-
- 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
- F21S41/25—Projection lenses
- F21S41/27—Thick lenses
-
- 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
-
- 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]
- F21S41/143—Light emitting diodes [LED] the main emission direction of the LED being parallel to the optical axis of the illuminating device
-
- 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]
- F21S41/151—Light emitting diodes [LED] arranged in one or more lines
-
- 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
- F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
- F21S41/65—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources
- F21S41/663—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by switching light sources
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Description
図3に示すように、車幅方向に延びる基準軸AX1に対してつり目角θ2傾斜した方向に延びている前方レンズ体20に光拡散素子が設定されていない場合、例えば、ADB用光学系40aを構成するADB用光源42a〜42dのうち一つの光源を点灯すると、図17(a)に示すADB用配光パターンPADBが仮想鉛直スクリーン上に形成される。
図18は、前方レンズ体20に設定された光拡散素子21aの一例である。
Claims (4)
- 所定方向に延びた前方レンズ体と、
前記前方レンズ体の後方に前記所定方向に沿って互いに隣接して配置された第1光学系及び第2光学系と、を備え、
前記第1光学系は、
前記前方レンズ体の後方に配置された第1後方レンズ部と、
前記第1後方レンズ部の後方に配置され、前記第1後方レンズ部及び前記前方レンズ体をこの順に透過して水平方向に第1拡散角で前方に照射されて第1ヘッドランプ用配光パターンを形成する光を発光する第1光源と、を備え、
前記第2光学系は、
前記前方レンズ体の後方に配置された第2後方レンズ部と、
前記第2後方レンズ部の後方に配置され、前記第2後方レンズ部及び前記前方レンズ体をこの順に透過して水平方向に前記第1拡散角より大きい第2拡散角で前方に照射されて第2ヘッドランプ用配光パターンを形成する光を発光する第2光源と、を備え、
前記第1後方レンズ部は、当該第1後方レンズ部を透過する前記第1光源からの光を第1方向に関し集光させるレンズ部で、
前記第2後方レンズ部は、当該第2後方レンズ部を透過する前記第2光源からの光を第1方向に関し集光させるレンズ部で、
前記前方レンズ体は、当該前方レンズ体を透過する前記第1後方レンズ部及び前記第2後方レンズ部からの光を前記第1方向に直交する第2方向に関し集光させるレンズ部で、
前記第1後方レンズ部及び前記前方レンズ体をこの順に透過する前記第1光源からの光は、前記前方レンズ体に第1発光領域を形成し、
前記第2後方レンズ部及び前記前方レンズ体をこの順に透過する前記第2光源からの光は、前記前方レンズ体に前記第1発光領域に少なくとも1部が重なる第2発光領域を形成する車両用灯具。 - 前記前方レンズ体は、前記所定方向に延びた入光面及びその反対側の、前記所定方向に延びた出光面を含み、
前記入光面は、前記第1及び第2の光学系からの光が前記前方レンズ体に入光する面で、
前記出光面は、前記入光面から入光した前記第1及び第2の光学系からの光が出光する面で、
前記入光面及び前記出光面のうち少なくとも一方は、前記所定方向に延びるシリンドリカル面である請求項1に記載の車両用灯具。 - 前記第1光学系は、
前記前方レンズ体の後方に配置されたハイビーム用後方レンズ部と、前記ハイビーム用後方レンズ部の後方に配置され、前記ハイビーム用後方レンズ部及び前記前方レンズ体をこの順に透過して水平方向に第1拡散角で前方に照射されてハイビーム用配光パターンを形成する光を発光するハイビーム用光源と、を含むハイビーム用光学系、又は、
前記前方レンズ体の後方に配置されたADB用後方レンズ部と、前記ADB用後方レンズ部の後方に配置され、前記ADB用後方レンズ部及び前記前方レンズ体をこの順に透過して水平方向に第1拡散角で前方に照射されてADB用配光パターンを形成する光を発光するADB用光源と、を含むADB用光学系で、
前記第2光学系は、
前記前方レンズ体の後方に配置されたロービーム用後方レンズ部と、前記ロービーム用後方レンズ部の後方に配置され、前記ロービーム用後方レンズ部及び前記前方レンズ体をこの順に透過して水平方向に前記第2拡散角で前方に照射されてロービーム用配光パターンを形成する光を発光するロービーム用光源と、を含むロービーム用光学系である請求項1又は2に記載の車両用灯具。 - 前記前方レンズ体は、上面視で車幅方向に延びる基準軸に対して後退角傾斜した姿勢で配置されており、
前記第1光学系は、前記第2光学系より前方に配置されている請求項1から3のいずれか1項に記載の車両用灯具。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017254074A JP7025924B2 (ja) | 2017-12-28 | 2017-12-28 | 車両用灯具 |
US16/235,471 US10724703B2 (en) | 2017-12-28 | 2018-12-28 | Vehicular lamp |
EP18248298.4A EP3505814B1 (en) | 2017-12-28 | 2018-12-28 | Vehicular lamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017254074A JP7025924B2 (ja) | 2017-12-28 | 2017-12-28 | 車両用灯具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019121472A true JP2019121472A (ja) | 2019-07-22 |
JP7025924B2 JP7025924B2 (ja) | 2022-02-25 |
Family
ID=65011845
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017254074A Active JP7025924B2 (ja) | 2017-12-28 | 2017-12-28 | 車両用灯具 |
Country Status (3)
Country | Link |
---|---|
US (1) | US10724703B2 (ja) |
EP (1) | EP3505814B1 (ja) |
JP (1) | JP7025924B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20220281379A1 (en) * | 2021-03-03 | 2022-09-08 | Honda Motor Co., Ltd. | Headlamp and headlamp control system |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102454229B1 (ko) * | 2020-11-30 | 2022-10-14 | 현대모비스 주식회사 | 차량용 램프 |
DE102021131425A1 (de) * | 2020-12-11 | 2022-06-15 | Hyundai Mobis Co., Ltd. | Leuchte für ein fahrzeug |
FR3119440B1 (fr) * | 2021-01-29 | 2024-01-12 | Valeo Vision | Dispositif d’éclairage de la route d’un véhicule automobile |
CZ202272A3 (cs) * | 2022-02-15 | 2023-08-23 | Hella Autotechnik Nova, S.R.O. | Přední světlomet pro automobil |
KR20230171304A (ko) * | 2022-06-13 | 2023-12-20 | 현대모비스 주식회사 | 차량용 램프 모듈 및 그 램프 모듈을 포함하는 차량용 램프 |
FR3138497A1 (fr) * | 2022-07-28 | 2024-02-02 | Valeo Vision | Module lumineux pour dispositif d’éclairage d’un véhicule |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2007109532A (ja) * | 2005-10-14 | 2007-04-26 | Stanley Electric Co Ltd | 車両用灯具 |
JP2014086306A (ja) * | 2012-10-24 | 2014-05-12 | Stanley Electric Co Ltd | 車両用灯具 |
JP2017147153A (ja) * | 2016-02-18 | 2017-08-24 | 株式会社小糸製作所 | 車両用灯具 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
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EP3152481A1 (en) * | 2014-06-08 | 2017-04-12 | Valeo North America, LLC | Lighting device with reflector and lens generating a light pattern with cutoff line |
WO2016013340A1 (ja) * | 2014-07-25 | 2016-01-28 | スタンレー電気株式会社 | 車両用灯具 |
FR3039630A1 (fr) | 2015-07-28 | 2017-02-03 | Valeo Vision | Systeme d'eclairage pour projecteur de vehicule automobile |
JP6581442B2 (ja) | 2015-09-03 | 2019-09-25 | 株式会社小糸製作所 | 車両用灯具 |
DE102017202486A1 (de) * | 2016-02-18 | 2017-08-24 | Koito Manufacturing Co., Ltd. | Fahrzeuglampe |
DE102016125887A1 (de) * | 2016-12-29 | 2018-07-05 | Automotive Lighting Reutlingen Gmbh | Lichtmodul für Kraftfahrzeugscheinwerfer |
CN106641964B (zh) * | 2017-01-19 | 2023-05-16 | 华域视觉科技(上海)有限公司 | 一种具有adb功能的led光源远近光一体车灯模组 |
US10605426B2 (en) | 2017-01-19 | 2020-03-31 | Hasco Vision Technology Co., Ltd. | LED light source high-beam and low-beam integrated automobile lamp module with ADB function |
-
2017
- 2017-12-28 JP JP2017254074A patent/JP7025924B2/ja active Active
-
2018
- 2018-12-28 EP EP18248298.4A patent/EP3505814B1/en active Active
- 2018-12-28 US US16/235,471 patent/US10724703B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007109532A (ja) * | 2005-10-14 | 2007-04-26 | Stanley Electric Co Ltd | 車両用灯具 |
JP2014086306A (ja) * | 2012-10-24 | 2014-05-12 | Stanley Electric Co Ltd | 車両用灯具 |
JP2017147153A (ja) * | 2016-02-18 | 2017-08-24 | 株式会社小糸製作所 | 車両用灯具 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20220281379A1 (en) * | 2021-03-03 | 2022-09-08 | Honda Motor Co., Ltd. | Headlamp and headlamp control system |
US11794636B2 (en) * | 2021-03-03 | 2023-10-24 | Honda Motor Co., Ltd. | Headlamp and headlamp control system |
Also Published As
Publication number | Publication date |
---|---|
EP3505814A1 (en) | 2019-07-03 |
EP3505814B1 (en) | 2021-07-07 |
JP7025924B2 (ja) | 2022-02-25 |
US10724703B2 (en) | 2020-07-28 |
US20190203900A1 (en) | 2019-07-04 |
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