JP7581117B2 - 発光ユニット及び車両用灯具 - Google Patents

発光ユニット及び車両用灯具 Download PDF

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Publication number
JP7581117B2
JP7581117B2 JP2021073000A JP2021073000A JP7581117B2 JP 7581117 B2 JP7581117 B2 JP 7581117B2 JP 2021073000 A JP2021073000 A JP 2021073000A JP 2021073000 A JP2021073000 A JP 2021073000A JP 7581117 B2 JP7581117 B2 JP 7581117B2
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JP
Japan
Prior art keywords
light
emitting
emitted
light source
lens
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
JP2021073000A
Other languages
English (en)
Japanese (ja)
Other versions
JP2022167287A (ja
JP2022167287A5 (https=
Inventor
謙一 齊藤
一彦 上野
澄久 古藤
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.)
Stanley Electric Co Ltd
Original Assignee
Stanley Electric 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 Stanley Electric Co Ltd filed Critical Stanley Electric Co Ltd
Priority to JP2021073000A priority Critical patent/JP7581117B2/ja
Priority to US18/555,774 priority patent/US12326228B2/en
Priority to EP22791591.5A priority patent/EP4328089A4/en
Priority to CN202280029301.XA priority patent/CN117178137A/zh
Priority to PCT/JP2022/017096 priority patent/WO2022224816A1/ja
Publication of JP2022167287A publication Critical patent/JP2022167287A/ja
Publication of JP2022167287A5 publication Critical patent/JP2022167287A5/ja
Application granted granted Critical
Publication of JP7581117B2 publication Critical patent/JP7581117B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • F21S41/265—Composite lenses; Lenses with a patch-like shape
    • 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
    • F21S43/15—Strips of light sources
    • 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
    • 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
    • F21S43/26—Refractors, transparent cover plates, light guides or filters not provided in groups F21S43/235 - F21S43/255
    • 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
    • F21S43/2605—Refractors
    • F21S43/2621—Refractors characterised by the properties of the light beam shaping surface
    • F21S43/26231—Refractors characterised by the properties of the light beam shaping surface collimating, focusing, condensing or projecting beams, e.g. projection lenses or Fresnel lenses
    • 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
    • B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
    • B60Q1/34—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction
    • 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
    • B60Q1/26—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic
    • B60Q1/34—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction
    • B60Q1/38—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction using immovably-mounted light sources, e.g. fixed flashing lamps
    • B60Q1/381—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to indicate the vehicle, or parts thereof, or to give signals, to other traffic for indicating change of drive direction using immovably-mounted light sources, e.g. fixed flashing lamps with several light sources activated in sequence, e.g. to create a sweep effect
    • 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
    • B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
    • B60Q2300/10—Indexing codes relating to particular vehicle conditions
    • B60Q2300/14—Other vehicle conditions
    • B60Q2300/142—Turn signal actuation
    • 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
    • B60Q2400/00—Special features or arrangements of exterior signal lamps for vehicles
    • B60Q2400/50—Projected symbol or information, e.g. onto the road or car body
    • 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
    • F21W2103/00—Exterior vehicle lighting devices for signalling purposes
    • F21W2103/20—Direction indicator lights
    • 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
    • F21W2103/00—Exterior vehicle lighting devices for signalling purposes
    • F21W2103/60—Projection of signs from lighting devices, e.g. symbols or information being projected onto the road

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
JP2021073000A 2021-04-23 2021-04-23 発光ユニット及び車両用灯具 Active JP7581117B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2021073000A JP7581117B2 (ja) 2021-04-23 2021-04-23 発光ユニット及び車両用灯具
US18/555,774 US12326228B2 (en) 2021-04-23 2022-04-05 Light-emitting unit and vehicular lamp
EP22791591.5A EP4328089A4 (en) 2021-04-23 2022-04-05 Light-emitting unit and vehicular lamp
CN202280029301.XA CN117178137A (zh) 2021-04-23 2022-04-05 发光单元及车辆用灯具
PCT/JP2022/017096 WO2022224816A1 (ja) 2021-04-23 2022-04-05 発光ユニット及び車両用灯具

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2021073000A JP7581117B2 (ja) 2021-04-23 2021-04-23 発光ユニット及び車両用灯具

Publications (3)

Publication Number Publication Date
JP2022167287A JP2022167287A (ja) 2022-11-04
JP2022167287A5 JP2022167287A5 (https=) 2024-03-21
JP7581117B2 true JP7581117B2 (ja) 2024-11-12

Family

ID=83722249

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021073000A Active JP7581117B2 (ja) 2021-04-23 2021-04-23 発光ユニット及び車両用灯具

Country Status (5)

Country Link
US (1) US12326228B2 (https=)
EP (1) EP4328089A4 (https=)
JP (1) JP7581117B2 (https=)
CN (1) CN117178137A (https=)
WO (1) WO2022224816A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102024205986A1 (de) * 2024-06-26 2025-12-31 Volkswagen Aktiengesellschaft Fahrzeugleuchte sowie Kraftfahrzeug mit einer solchen Fahrzeugleuchte

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016193689A (ja) 2015-04-01 2016-11-17 株式会社小糸製作所 車両用描画装置
JP2020102332A (ja) 2018-12-21 2020-07-02 スタンレー電気株式会社 車両用路面描画投光ユニット
JP2021034309A (ja) 2019-08-28 2021-03-01 株式会社小糸製作所 ターンシグナルランプ

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5352263B2 (ja) * 2009-02-06 2013-11-27 株式会社小糸製作所 車両用灯具
KR101295833B1 (ko) * 2011-07-08 2013-08-12 에스엘 주식회사 차량용 방향 지시등 및 그 제어 방법
US11235699B2 (en) * 2014-02-07 2022-02-01 Magna Mirrors Of America, Inc. Illumination module for vehicle
KR20150131787A (ko) * 2014-05-16 2015-11-25 에스엘 주식회사 차량용 램프
DE102014219371B4 (de) * 2014-09-25 2024-09-19 Bayerische Motoren Werke Aktiengesellschaft Kraftfahrzeug mit einer Beleuchtungseinrichtung
US10829036B2 (en) * 2018-04-18 2020-11-10 Maxell, Ltd. Road sign projector and vehicle lamp
JP7264068B2 (ja) * 2019-06-12 2023-04-25 市光工業株式会社 車両用灯具
JP7541814B2 (ja) 2019-06-28 2024-08-29 株式会社小糸製作所 路面描画装置及び車両
KR102753552B1 (ko) * 2019-12-27 2025-01-10 에스엘 주식회사 차량용 가이드 램프
JP7047946B2 (ja) 2021-02-09 2022-04-05 コニカミノルタ株式会社 放射線撮影システム、コンソール及びプログラム

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016193689A (ja) 2015-04-01 2016-11-17 株式会社小糸製作所 車両用描画装置
JP2020102332A (ja) 2018-12-21 2020-07-02 スタンレー電気株式会社 車両用路面描画投光ユニット
JP2021034309A (ja) 2019-08-28 2021-03-01 株式会社小糸製作所 ターンシグナルランプ

Also Published As

Publication number Publication date
WO2022224816A1 (ja) 2022-10-27
EP4328089A4 (en) 2025-04-30
JP2022167287A (ja) 2022-11-04
US20240210004A1 (en) 2024-06-27
US12326228B2 (en) 2025-06-10
CN117178137A (zh) 2023-12-05
EP4328089A1 (en) 2024-02-28

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