JP7016257B2 - 車両用灯具 - Google Patents
車両用灯具 Download PDFInfo
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- JP7016257B2 JP7016257B2 JP2017254082A JP2017254082A JP7016257B2 JP 7016257 B2 JP7016257 B2 JP 7016257B2 JP 2017254082 A JP2017254082 A JP 2017254082A JP 2017254082 A JP2017254082 A JP 2017254082A JP 7016257 B2 JP7016257 B2 JP 7016257B2
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- light
- rear lens
- lens body
- adb
- front lens
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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
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
- F21S41/43—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades characterised by the shape 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
- 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
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- 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
- F21S41/10—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
- F21S41/20—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
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/29—Attachment thereof
- F21S41/295—Attachment thereof specially adapted to projection 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
- F21S41/60—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
-
- 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
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- 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)
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 (7)
- 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配置された複数の光学系と、を備え、
前記複数の光学系は、それぞれ、
前記前方レンズ体の後方に配置された後方レンズ部と、前記後方レンズ部の後方に配置され、前記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前方に照射されてヘッドランプ用配光パターンを形成する光を発光する光源と、を備え、
前記後方レンズ部は、当該後方レンズ部を透過する前記光源からの光を第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あり、
前記前方レンズ体の後方に前記所定方向に沿って配置された第1後方レンズ体及び第2後方レンズ体をさらに備え、
前記第1後方レンズ体及び前記第2後方レンズ体は、それぞれ、相互に隣接して配置された複数の前記後方レンズ部を一体成形することで構成されたレンズ体である車両用灯具。 - 前記第1後方レンズ体及び前記第2後方レンズ体は、前記前方レンズ体の後方に前記所定方向に沿って間隔をおいて配置され、
前記間隔に隣接して配置された後方レンズ部は、前記前方レンズ体のうち前記間隔が対応する部分を通過する水平方向の拡散光が出光する出光領域を含む請求項1に記載の車両用灯具。 - 前記出光領域は、前記間隔に隣接して配置された後方レンズ部の出光面のうち一部領域の曲率を調整することで構成される請求項2に記載の車両用灯具。
- 前記前方レンズ体及び前記第1及び第2後方レンズ体は、それぞれ、両者の相対的な位置関係を位置決めする位置決め機構をさらに備え、
前記前方レンズ体は、車幅方向に延びる基準軸に対して後退角及びつり目角傾斜した姿勢で配置されており、
前記位置決め機構は、前記後退角及び前記つり目角傾斜した方向に延びる直線に沿って配置される請求項1から3のいずれか1項に記載の車両用灯具。 - 前記位置決め機構は、前記前方レンズ体及び前記第1及び第2後方レンズ体が取り付けられる構造物に設けられた凹部に挿入される凸部、又は、前記構造物に設けられた凸部が挿入される凹部である請求項4に記載の車両用灯具。
- 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、前記複数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複数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から5のいずれか1項に記載の車両用灯具。 - 前記複数の光学系は、
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、
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、
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用光学系のうち少なくとも一つを含む請求項1から6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 |
---|---|---|---|
JP2017254082A JP7016257B2 (ja) | 2017-12-28 | 2017-12-28 | 車両用灯具 |
US16/235,547 US10823359B2 (en) | 2017-12-28 | 2018-12-28 | Vehicular lamp |
EP18248297.6A EP3505815B1 (en) | 2017-12-28 | 2018-12-28 | Vehicular lamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017254082A JP7016257B2 (ja) | 2017-12-28 | 2017-12-28 | 車両用灯具 |
Publications (2)
Publication Number | Publication Date |
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JP2019121473A JP2019121473A (ja) | 2019-07-22 |
JP7016257B2 true JP7016257B2 (ja) | 2022-02-21 |
Family
ID=65011844
Family Applications (1)
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JP2017254082A Active JP7016257B2 (ja) | 2017-12-28 | 2017-12-28 | 車両用灯具 |
Country Status (3)
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US (1) | US10823359B2 (ja) |
EP (1) | EP3505815B1 (ja) |
JP (1) | JP7016257B2 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113339748B (zh) * | 2020-02-18 | 2023-07-28 | 堤维西交通工业股份有限公司 | 车灯装置 |
CN112797368A (zh) * | 2020-09-08 | 2021-05-14 | 华域视觉科技(上海)有限公司 | 一种车辆前照灯光学***、车辆前照灯及车辆 |
TWI816531B (zh) * | 2022-08-12 | 2023-09-21 | 巨鎧精密工業股份有限公司 | 多光源照明模組及其汽車燈具 |
Citations (5)
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 |
US20080151567A1 (en) | 2006-12-20 | 2008-06-26 | Valeo Vision | Motor vehicle headlight module for a cutoff beam |
JP2016149274A (ja) | 2015-02-13 | 2016-08-18 | 株式会社小糸製作所 | 車両用灯具 |
JP2017084581A (ja) | 2015-10-27 | 2017-05-18 | スタンレー電気株式会社 | 拡散配光光学系及び車両用灯具 |
JP2017103200A (ja) | 2015-11-24 | 2017-06-08 | スタンレー電気株式会社 | レンズ体、レンズ結合体及び車両用灯具 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
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FR2960497B1 (fr) * | 2010-05-31 | 2012-07-13 | Valeo Vision | Module d'eclairage pour projecteur de vehicule automobile |
KR101422220B1 (ko) | 2012-12-20 | 2014-07-24 | 주식회사 에스엘 서봉 | 차량용 광 보정 렌즈 |
DE102013113148B4 (de) | 2013-11-28 | 2024-02-08 | HELLA GmbH & Co. KGaA | Beleuchtungsvorrichtung für Fahrzeuge |
CN105090852B (zh) * | 2014-05-09 | 2018-10-16 | 松下知识产权经营株式会社 | 照明装置及具备照明装置的汽车 |
EP3150905B1 (en) | 2014-05-23 | 2018-09-19 | Stanley Electric Co., Ltd. | Lens body, combined lens body, and vehicular lamp fitting |
JP6083011B2 (ja) * | 2014-06-27 | 2017-02-22 | パナソニックIpマネジメント株式会社 | 照明装置 |
FR3047940B1 (fr) * | 2016-02-18 | 2019-11-01 | Koito Manufacturing Co., Ltd. | Feu de vehicule |
JP6796764B2 (ja) * | 2016-09-13 | 2020-12-09 | パナソニックIpマネジメント株式会社 | 実装基台、発光装置、移動体用照明装置及び移動体 |
FR3056693B1 (fr) * | 2016-09-29 | 2020-06-19 | Valeo Vision | Dispositif d'eclairage en bandes pour projecteur de vehicule automobile |
DE102016125887A1 (de) * | 2016-12-29 | 2018-07-05 | Automotive Lighting Reutlingen Gmbh | Lichtmodul für Kraftfahrzeugscheinwerfer |
CZ201793A3 (cs) * | 2017-02-17 | 2018-08-29 | Varroc Lighting Systems, s.r.o. | Světelné zařízení, zejména signální svítilna pro motorová vozidla |
-
2017
- 2017-12-28 JP JP2017254082A patent/JP7016257B2/ja active Active
-
2018
- 2018-12-28 US US16/235,547 patent/US10823359B2/en active Active
- 2018-12-28 EP EP18248297.6A patent/EP3505815B1/en active Active
Patent Citations (5)
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 |
US20080151567A1 (en) | 2006-12-20 | 2008-06-26 | Valeo Vision | Motor vehicle headlight module for a cutoff beam |
JP2016149274A (ja) | 2015-02-13 | 2016-08-18 | 株式会社小糸製作所 | 車両用灯具 |
JP2017084581A (ja) | 2015-10-27 | 2017-05-18 | スタンレー電気株式会社 | 拡散配光光学系及び車両用灯具 |
JP2017103200A (ja) | 2015-11-24 | 2017-06-08 | スタンレー電気株式会社 | レンズ体、レンズ結合体及び車両用灯具 |
Also Published As
Publication number | Publication date |
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US20190203899A1 (en) | 2019-07-04 |
US10823359B2 (en) | 2020-11-03 |
EP3505815A1 (en) | 2019-07-03 |
JP2019121473A (ja) | 2019-07-22 |
EP3505815B1 (en) | 2021-06-16 |
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