CN112166284B - 车辆用灯具 - Google Patents

车辆用灯具 Download PDF

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Publication number
CN112166284B
CN112166284B CN201980034645.8A CN201980034645A CN112166284B CN 112166284 B CN112166284 B CN 112166284B CN 201980034645 A CN201980034645 A CN 201980034645A CN 112166284 B CN112166284 B CN 112166284B
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CN
China
Prior art keywords
emission
reflection
light
angle
region
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
CN201980034645.8A
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English (en)
Chinese (zh)
Other versions
CN112166284A (zh
Inventor
仲野裕次
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.)
Koito Manufacturing Co Ltd
Original Assignee
Koito Manufacturing 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 Koito Manufacturing Co Ltd filed Critical Koito Manufacturing Co Ltd
Publication of CN112166284A publication Critical patent/CN112166284A/zh
Application granted granted Critical
Publication of CN112166284B publication Critical patent/CN112166284B/zh
Active 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
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
    • F21S43/13—Signalling 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
    • F21S43/14—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
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/20—Signalling 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
    • F21S43/235—Light guides
    • F21S43/236—Light guides characterised by the shape of the light guide
    • F21S43/239—Light guides characterised by the shape of the light guide plate-shaped
    • 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
    • F21S43/20—Signalling 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
    • F21S43/235—Light guides
    • F21S43/242—Light guides characterised by the emission area
    • F21S43/245—Light guides characterised by the emission area emitting light from one or more of its major surfaces

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)
  • Planar Illumination Modules (AREA)
CN201980034645.8A 2018-05-30 2019-05-09 车辆用灯具 Active CN112166284B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2018-103221 2018-05-30
JP2018103221 2018-05-30
PCT/JP2019/018542 WO2019230319A1 (ja) 2018-05-30 2019-05-09 車輌用灯具

Publications (2)

Publication Number Publication Date
CN112166284A CN112166284A (zh) 2021-01-01
CN112166284B true CN112166284B (zh) 2022-11-08

Family

ID=68696625

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201980034645.8A Active CN112166284B (zh) 2018-05-30 2019-05-09 车辆用灯具

Country Status (3)

Country Link
JP (1) JP7216875B2 (ja)
CN (1) CN112166284B (ja)
WO (1) WO2019230319A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4166843B1 (de) * 2021-10-18 2024-04-03 Volkswagen Ag Beleuchtungsvorrichtung für ein kraftfahrzeug

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4905357B2 (ja) * 2005-11-18 2012-03-28 日立化成工業株式会社 導光体
JP2009251122A (ja) * 2008-04-02 2009-10-29 Harison Toshiba Lighting Corp 導光板及びバックライト装置
KR101851148B1 (ko) * 2011-03-09 2018-04-25 삼성디스플레이 주식회사 광 공급 어셈블리 및 이를 포함하는 표시 장치
KR101927157B1 (ko) * 2012-10-15 2018-12-10 현대자동차 주식회사 차량용 조명장치
JP2015153619A (ja) 2014-02-14 2015-08-24 株式会社小糸製作所 車輌用灯具
JP2015167096A (ja) * 2014-03-04 2015-09-24 株式会社小糸製作所 車両用灯具
CN203744045U (zh) * 2014-03-28 2014-07-30 京东方科技集团股份有限公司 背光模组及显示装置
JP6571408B2 (ja) * 2015-06-24 2019-09-04 株式会社小糸製作所 車輌用灯具
JP6868974B2 (ja) 2016-06-09 2021-05-12 株式会社小糸製作所 車輌用灯具

Also Published As

Publication number Publication date
JP7216875B2 (ja) 2023-02-02
CN112166284A (zh) 2021-01-01
WO2019230319A1 (ja) 2019-12-05
JPWO2019230319A1 (ja) 2021-06-10

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