EP4419836C0 - Lichtleiter für eine fahrzeuglampe - Google Patents

Lichtleiter für eine fahrzeuglampe

Info

Publication number
EP4419836C0
EP4419836C0 EP22797397.1A EP22797397A EP4419836C0 EP 4419836 C0 EP4419836 C0 EP 4419836C0 EP 22797397 A EP22797397 A EP 22797397A EP 4419836 C0 EP4419836 C0 EP 4419836C0
Authority
EP
European Patent Office
Prior art keywords
light guide
vehicle lamp
lamp
vehicle
guide
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.)
Active
Application number
EP22797397.1A
Other languages
English (en)
French (fr)
Other versions
EP4419836A1 (de
EP4419836B1 (de
Inventor
James Esders
Du Boil Christopher Morel
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.)
Jaguar Land Rover Ltd
Original Assignee
Jaguar Land Rover Ltd
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 Jaguar Land Rover Ltd filed Critical Jaguar Land Rover Ltd
Publication of EP4419836A1 publication Critical patent/EP4419836A1/de
Application granted granted Critical
Publication of EP4419836B1 publication Critical patent/EP4419836B1/de
Publication of EP4419836C0 publication Critical patent/EP4419836C0/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/10Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
    • F21S43/13Signalling 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
    • F21S43/14Light emitting diodes [LED]
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/20Signalling 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
    • F21S43/235Light guides
    • F21S43/236Light guides characterised by the shape of the light guide
    • F21S43/239Light guides characterised by the shape of the light guide plate-shaped
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/20Signalling 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
    • F21S43/235Light guides
    • F21S43/236Light guides characterised by the shape of the light guide
    • F21S43/241Light guides characterised by the shape of the light guide of complex shape
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/20Signalling 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
    • F21S43/235Light guides
    • F21S43/242Light guides characterised by the emission area
    • F21S43/243Light guides characterised by the emission area emitting light from one or more of its extremities
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/20Signalling 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
    • F21S43/235Light guides
    • F21S43/242Light guides characterised by the emission area
    • F21S43/245Light guides characterised by the emission area emitting light from one or more of its major surfaces
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/20Signalling 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
    • F21S43/235Light guides
    • F21S43/249Light guides with two or more light sources being coupled into the light guide

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)
EP22797397.1A 2021-10-20 2022-10-12 Lichtleiter für eine fahrzeuglampe Active EP4419836B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB2115044.6A GB2612064B (en) 2021-10-20 2021-10-20 Light guide for a vehicle lamp assembly
PCT/EP2022/078373 WO2023066751A1 (en) 2021-10-20 2022-10-12 Light guide for a vehicle lamp assembly

Publications (3)

Publication Number Publication Date
EP4419836A1 EP4419836A1 (de) 2024-08-28
EP4419836B1 EP4419836B1 (de) 2026-02-18
EP4419836C0 true EP4419836C0 (de) 2026-02-18

Family

ID=78718411

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22797397.1A Active EP4419836B1 (de) 2021-10-20 2022-10-12 Lichtleiter für eine fahrzeuglampe

Country Status (3)

Country Link
EP (1) EP4419836B1 (de)
GB (1) GB2612064B (de)
WO (1) WO2023066751A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN222963774U (zh) * 2024-08-23 2025-06-10 法雷奥市光(中国)车灯有限公司 光导组件、发光装置以及机动车辆

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1826475A1 (de) * 2006-02-24 2007-08-29 Delphi Technologies, Inc. Flache Leuchtvorrichtung mit LED und Lichtleiter
JP5814302B2 (ja) * 2013-06-18 2015-11-17 株式会社小糸製作所 車輌用灯具
DE102014102496A1 (de) * 2014-02-26 2015-08-27 Hella Kgaa Hueck & Co. Beleuchtungsvorrichtung für Fahrzeuge
JP6571408B2 (ja) * 2015-06-24 2019-09-04 株式会社小糸製作所 車輌用灯具
FR3044778B1 (fr) * 2015-12-07 2019-08-16 Valeo Vision Element optique transparent avec facettes de renvoi pour duplication d'image
CZ309726B6 (cs) * 2017-11-01 2023-08-23 PO LIGHTING CZECH s.r.o Světlovodivý optický systém
EP3671020A1 (de) * 2018-12-18 2020-06-24 Ningbo Geely Automobile Research & Development Co. Ltd. Fahrzeugbeleuchtungssystem
CN112443814B (zh) * 2019-08-28 2024-08-30 法雷奥照明湖北技术中心有限公司 光导组件、车灯和车辆

Also Published As

Publication number Publication date
GB202115044D0 (en) 2021-12-01
GB2612064B (en) 2024-10-09
EP4419836A1 (de) 2024-08-28
EP4419836B1 (de) 2026-02-18
WO2023066751A1 (en) 2023-04-27
GB2612064A (en) 2023-04-26

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