DE102019207875A1 - Fahrzeugleuchte und projektionslinse - Google Patents

Fahrzeugleuchte und projektionslinse Download PDF

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Publication number
DE102019207875A1
DE102019207875A1 DE102019207875.3A DE102019207875A DE102019207875A1 DE 102019207875 A1 DE102019207875 A1 DE 102019207875A1 DE 102019207875 A DE102019207875 A DE 102019207875A DE 102019207875 A1 DE102019207875 A1 DE 102019207875A1
Authority
DE
Germany
Prior art keywords
light
height
curvature
convex
front surface
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
Application number
DE102019207875.3A
Other languages
German (de)
English (en)
Inventor
Ashwin Thombre
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
North American Lighting Inc
Original Assignee
North American Lighting Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by North American Lighting Inc filed Critical North American Lighting Inc
Publication of DE102019207875A1 publication Critical patent/DE102019207875A1/de
Pending legal-status Critical Current

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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
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/25—Projection lenses
    • F21S41/275—Lens surfaces, e.g. coatings or surface structures
    • 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]
    • F21S41/147—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device
    • F21S41/148—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device the main emission direction of the LED being perpendicular to the optical axis
    • 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
    • F21S41/25—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
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/32—Optical layout thereof
    • F21S41/33—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature
    • 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
    • F21S41/36—Combinations of two or more separate 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
    • F21S43/50—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by aesthetic components not otherwise provided for, e.g. decorative trim, partition walls or covers

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
DE102019207875.3A 2018-05-31 2019-05-29 Fahrzeugleuchte und projektionslinse Pending DE102019207875A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US15/994,739 US10527249B2 (en) 2018-05-31 2018-05-31 Vehicle lamp and projection lens
US15/994,739 2018-05-31

Publications (1)

Publication Number Publication Date
DE102019207875A1 true DE102019207875A1 (de) 2019-12-05

Family

ID=68576540

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102019207875.3A Pending DE102019207875A1 (de) 2018-05-31 2019-05-29 Fahrzeugleuchte und projektionslinse

Country Status (3)

Country Link
US (2) US10527249B2 (https=)
JP (1) JP2020013779A (https=)
DE (1) DE102019207875A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111271685B (zh) 2020-03-31 2024-10-01 广东烨嘉光电科技股份有限公司 一种车载的小型投影灯系统
CN115523464A (zh) * 2021-06-24 2022-12-27 常州星宇车灯股份有限公司 一种汽车照明用的薄型透镜系统
US11976800B1 (en) 2023-02-02 2024-05-07 Ford Global Technologies, Llc Vehicle lighting assembly with light blade and lighting method

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE202410T1 (de) * 1997-09-19 2001-07-15 Decoma Int Inc Optik zur trennung von hoch- und scwachintensivem licht
FR2846400B1 (fr) * 2002-10-28 2005-10-07 Valeo Vision Feu de signalisation comportant un dispositif de recuperation et de repartition du flux lumineux vers un reflecteur annulaire
KR100542058B1 (ko) 2002-12-06 2006-01-11 주식회사 에스엘 엘씨디 차량용 램프
WO2005064299A2 (en) 2003-12-26 2005-07-14 Toyota Jidosha Kabushiki Kaisha Device and method for sensing and displaying convexo concave
JP2008192561A (ja) * 2007-02-07 2008-08-21 Koito Mfg Co Ltd 車両用灯具ユニット
US8061880B2 (en) * 2008-08-22 2011-11-22 Magna International Inc. High efficiency light pipe—H.E.L.P.
US20100246200A1 (en) * 2009-03-30 2010-09-30 Osram Sylvania Inc. Automotive taillight light guide
JP5469965B2 (ja) * 2009-09-04 2014-04-16 株式会社小糸製作所 サイドターンシグナルランプ
FR2970543A1 (fr) * 2011-01-14 2012-07-20 Valeo Vision Dispositif d'eclairage ou de signalisation a guide optique pour vehicule automobile
JP5675465B2 (ja) * 2011-03-31 2015-02-25 株式会社小糸製作所 車両用灯具
PL224044B1 (pl) 2011-07-13 2016-11-30 Doros Teodora D A Glass Sposób i urządzenie do uzyskiwania jednorodnej wiązki promieniowania elektromagnetycznego o dowolnym kształcie geometrycznym
JP2013026008A (ja) * 2011-07-20 2013-02-04 Koito Mfg Co Ltd 車両用灯具
US8820992B2 (en) * 2012-05-23 2014-09-02 Ford Global Technologies, Llc Automotive headlamp assembly
JP6256972B2 (ja) * 2013-08-30 2018-01-10 株式会社小糸製作所 車両用灯具
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
AT517885B1 (de) * 2015-10-23 2018-08-15 Zkw Group Gmbh Mikroprojektions-Lichtmodul für einen Kraftfahrzeugscheinwerfer zur Erzeugung von abbildungsfehlerfreien Lichtverteilungen
FR3045781B1 (fr) * 2015-12-18 2020-03-06 Valeo Vision Belgique Module lumineux, notamment pour feu stop sureleve avec aspect lisse
JP6690960B2 (ja) * 2016-02-18 2020-04-28 株式会社小糸製作所 車両用灯具
EP3228926B1 (en) 2016-03-29 2021-07-07 LG Electronics Inc. Lighting device for vehicle
JP2018006091A (ja) * 2016-06-29 2018-01-11 株式会社小糸製作所 車両用灯具
EP3382263B1 (en) * 2016-09-30 2020-04-08 H.A. Automotive Systems, Inc. Condenser for low-beam vehicle light module
JP6757909B2 (ja) * 2017-06-05 2020-09-23 パナソニックＩｐマネジメント株式会社 照明装置および車両用前照灯

Also Published As

Publication number Publication date
US10527249B2 (en) 2020-01-07
JP2020013779A (ja) 2020-01-23
US20190368678A1 (en) 2019-12-05
US20200116324A1 (en) 2020-04-16
US11448377B2 (en) 2022-09-20

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