EP4130555A4 - Headlamp optical assembly, illumination device, headlamp, and vehicle - Google Patents

Headlamp optical assembly, illumination device, headlamp, and vehicle Download PDF

Info

Publication number
EP4130555A4
EP4130555A4 EP21823130.6A EP21823130A EP4130555A4 EP 4130555 A4 EP4130555 A4 EP 4130555A4 EP 21823130 A EP21823130 A EP 21823130A EP 4130555 A4 EP4130555 A4 EP 4130555A4
Authority
EP
European Patent Office
Prior art keywords
headlamp
vehicle
illumination device
optical assembly
headlamp optical
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
EP21823130.6A
Other languages
German (de)
French (fr)
Other versions
EP4130555A1 (en
Inventor
Zhiping QIU
Keyang ZHU
He ZHU
Wenhui SANG
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.)
HASCO Vision Technology Co Ltd
Original Assignee
HASCO Vision Technology Co 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 HASCO Vision Technology Co Ltd filed Critical HASCO Vision Technology Co Ltd
Publication of EP4130555A1 publication Critical patent/EP4130555A1/en
Publication of EP4130555A4 publication Critical patent/EP4130555A4/en
Pending legal-status Critical Current

Links

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
    • 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
    • F21S41/10—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
    • F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
    • F21S41/19—Attachment of light sources or lamp holders
    • F21S41/192—Details of lamp holders, terminals or connectors
    • 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
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/25—Projection lenses
    • F21S41/255—Lenses with a front view of circular or truncated circular outline
    • 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
    • F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/29—Attachment thereof
    • 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
    • F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
    • F21S41/32—Optical layout thereof
    • F21S41/322—Optical layout thereof the reflector using total internal reflection
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
    • F21S45/40—Cooling of lighting devices
    • F21S45/47—Passive cooling, e.g. using fins, thermal conductive elements or openings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
    • F21W2102/10—Arrangement or contour of the emitted light
    • F21W2102/13—Arrangement or contour of the emitted light for high-beam region or low-beam region

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)
  • Securing Globes, Refractors, Reflectors Or The Like (AREA)
EP21823130.6A 2020-06-09 2021-03-26 Headlamp optical assembly, illumination device, headlamp, and vehicle Pending EP4130555A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202010519122.7A CN112781003A (en) 2020-06-09 2020-06-09 Headlamp optical assembly, lighting device, headlamp and vehicle
PCT/CN2021/083316 WO2021248981A1 (en) 2020-06-09 2021-03-26 Headlamp optical assembly, illumination device, headlamp, and vehicle

Publications (2)

Publication Number Publication Date
EP4130555A1 EP4130555A1 (en) 2023-02-08
EP4130555A4 true EP4130555A4 (en) 2023-08-30

Family

ID=75750082

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21823130.6A Pending EP4130555A4 (en) 2020-06-09 2021-03-26 Headlamp optical assembly, illumination device, headlamp, and vehicle

Country Status (4)

Country Link
EP (1) EP4130555A4 (en)
JP (1) JP7456000B2 (en)
CN (1) CN112781003A (en)
WO (1) WO2021248981A1 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017157706A1 (en) * 2016-03-15 2017-09-21 Lumileds Holding B.V. Arrangement of a tir body
CN110173669A (en) * 2019-06-25 2019-08-27 华域视觉科技(上海)有限公司 Car light optical element assembly, car light and automobile
US20200072428A1 (en) * 2018-09-05 2020-03-05 Flex-N-Gate Advanced Product Development, Llc Vehicle adaptable driving beam headlamp
CN210141549U (en) * 2019-08-26 2020-03-13 华域视觉科技(上海)有限公司 A lighting module for forming regional light shape of car light passing light middle part

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2662488B2 (en) * 1992-12-04 1997-10-15 株式会社小糸製作所 Seal structure between front lens leg and seal groove in automotive lighting
JP6072415B2 (en) * 2012-02-01 2017-02-01 株式会社小糸製作所 Vehicle lighting
AT513341B1 (en) * 2012-09-03 2015-06-15 Zizala Lichtsysteme Gmbh Lighting unit for a headlight
DE102017204527B4 (en) * 2017-03-17 2022-06-09 Osram Gmbh Lighting system and headlights
US10317030B2 (en) * 2017-10-24 2019-06-11 Grote Industries, Llc Dual high-beam and low-beam vehicle headlamp
EP3492804A1 (en) * 2017-12-04 2019-06-05 ZKW Group GmbH Motor vehicle headlight and process
JP2019204715A (en) * 2018-05-24 2019-11-28 スタンレー電気株式会社 Vehicular lighting fixture
CN110094687A (en) * 2019-05-22 2019-08-06 华域视觉科技(上海)有限公司 Mounting structure, car light and the automobile of vehicle head lamp primary optical element
CN209458843U (en) * 2018-12-20 2019-10-01 常州鸿海电子有限公司 A kind of car headlamp being equipped with multiple LED light sources
CN110397889B (en) * 2019-07-19 2024-03-15 帝宝车灯制造（合肥）有限公司 Automobile LED double-light lens headlamp
CN210398738U (en) * 2019-10-22 2020-04-24 华域视觉科技(上海)有限公司 Auxiliary low-beam lighting module of vehicle headlamp, vehicle lamp and vehicle

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017157706A1 (en) * 2016-03-15 2017-09-21 Lumileds Holding B.V. Arrangement of a tir body
US20200072428A1 (en) * 2018-09-05 2020-03-05 Flex-N-Gate Advanced Product Development, Llc Vehicle adaptable driving beam headlamp
CN110173669A (en) * 2019-06-25 2019-08-27 华域视觉科技(上海)有限公司 Car light optical element assembly, car light and automobile
CN210141549U (en) * 2019-08-26 2020-03-13 华域视觉科技(上海)有限公司 A lighting module for forming regional light shape of car light passing light middle part

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021248981A1 *

Also Published As

Publication number Publication date
WO2021248981A1 (en) 2021-12-16
EP4130555A1 (en) 2023-02-08
JP2023522758A (en) 2023-05-31
JP7456000B2 (en) 2024-03-26
CN112781003A (en) 2021-05-11

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