EP4596958A4 - Fahrzeugleuchte - Google Patents

Fahrzeugleuchte

Info

Publication number
EP4596958A4
EP4596958A4 EP23872485.0A EP23872485A EP4596958A4 EP 4596958 A4 EP4596958 A4 EP 4596958A4 EP 23872485 A EP23872485 A EP 23872485A EP 4596958 A4 EP4596958 A4 EP 4596958A4
Authority
EP
European Patent Office
Prior art keywords
vehicle light
vehicle
light
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
EP23872485.0A
Other languages
English (en)
French (fr)
Other versions
EP4596958A1 (de
Inventor
Tatsuki Ito
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
Priority claimed from JP2022155689A external-priority patent/JP2024049456A/ja
Priority claimed from JP2022155688A external-priority patent/JP2024049455A/ja
Priority claimed from JP2022155687A external-priority patent/JP2024049454A/ja
Application filed by Koito Manufacturing Co Ltd filed Critical Koito Manufacturing Co Ltd
Publication of EP4596958A1 publication Critical patent/EP4596958A1/de
Publication of EP4596958A4 publication Critical patent/EP4596958A4/de
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
    • F21S41/10—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]
    • 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
    • F21S41/20—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
    • F21S41/25—Projection lenses
    • F21S41/26—Elongated 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
    • F21S41/321—Optical layout thereof the reflector being a surface of revolution or a planar surface, e.g. truncated
    • 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
    • F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
    • F21S41/65—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources
    • F21S41/663—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by switching 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
    • F21S43/249—Light guides with two or more light sources being coupled into the light guide
    • F21S43/2492—Light guides with two or more light sources being coupled into the light guide having two or more input branches
    • 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
    • F21W2102/135—Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions
    • F21W2102/14—Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having vertical cut-off lines; specially adapted for adaptive high beams, i.e. wherein the beam is broader but avoids glaring other road users
    • F21W2102/145—Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having vertical cut-off lines; specially adapted for adaptive high beams, i.e. wherein the beam is broader but avoids glaring other road users wherein the light is emitted between two parallel vertical cutoff lines, e.g. selectively emitted rectangular-shaped high beam
    • 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
    • F21W2102/135—Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions
    • F21W2102/14—Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having vertical cut-off lines; specially adapted for adaptive high beams, i.e. wherein the beam is broader but avoids glaring other road users
    • F21W2102/15—Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having vertical cut-off lines; specially adapted for adaptive high beams, i.e. wherein the beam is broader but avoids glaring other road users wherein the light is emitted under L-shaped cut-off lines, i.e. vertical and horizontal cutoff lines
    • 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
    • F21W2102/135—Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions
    • F21W2102/155—Arrangement or contour of the emitted light for high-beam region or low-beam region the light having cut-off lines, i.e. clear borderlines between emitted regions and dark regions having inclined and horizontal cutoff lines
    • 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
    • F21W2102/17—Arrangement or contour of the emitted light for regions other than high beam or low beam
    • F21W2102/18—Arrangement or contour of the emitted light for regions other than high beam or low beam for overhead signs

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)
EP23872485.0A 2022-09-29 2023-09-27 Fahrzeugleuchte Pending EP4596958A4 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2022155689A JP2024049456A (ja) 2022-09-29 2022-09-29 車両用灯具
JP2022155688A JP2024049455A (ja) 2022-09-29 2022-09-29 車両用灯具
JP2022155687A JP2024049454A (ja) 2022-09-29 2022-09-29 車両用灯具
PCT/JP2023/035301 WO2024071263A1 (ja) 2022-09-29 2023-09-27 車両用灯具

Publications (2)

Publication Number Publication Date
EP4596958A1 EP4596958A1 (de) 2025-08-06
EP4596958A4 true EP4596958A4 (de) 2025-12-17

Family

ID=90478001

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23872485.0A Pending EP4596958A4 (de) 2022-09-29 2023-09-27 Fahrzeugleuchte

Country Status (3)

Country Link
EP (1) EP4596958A4 (de)
CN (1) CN119948293A (de)
WO (1) WO2024071263A1 (de)

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010073426A (ja) * 2008-09-17 2010-04-02 Ichikoh Ind Ltd 車両用灯具
JP2010218964A (ja) * 2009-03-18 2010-09-30 Ichikoh Ind Ltd 車両用灯具
EP2436968A1 (de) * 2010-09-29 2012-04-04 Valeo Vision Vorrichtung zur Ausstrahlung von Licht für einen Autoscheinwerfer
JP2013137961A (ja) * 2011-12-28 2013-07-11 Ichikoh Ind Ltd 車両用前照灯、車両用前照灯装置
JP2014086306A (ja) * 2012-10-24 2014-05-12 Stanley Electric Co Ltd 車両用灯具
EP2784375A2 (de) * 2013-03-29 2014-10-01 Koito Manufacturing Co., Ltd. Fahrzeugscheinwerfer
EP2910847A2 (de) * 2014-02-25 2015-08-26 Automotive Lighting Reutlingen GmbH Lichtmodul eines Kraftfahrzeugscheinwerfers und Scheinwerfer mit einem solchen Lichtmodul
EP3258164A1 (de) * 2016-06-15 2017-12-20 OSRAM GmbH Optik für einen scheinwerfer, optikanordnung und scheinwerfer
FR3084728A1 (fr) * 2018-07-31 2020-02-07 Valeo Vision Module lumineux imageant la surface eclairee d'un collecteur
US20210088196A1 (en) * 2019-09-20 2021-03-25 Hyundai Mobis Co., Ltd. Optical module of head lamp
WO2021261559A1 (ja) * 2020-06-24 2021-12-30 市光工業株式会社 車両用灯具

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4080780B2 (ja) * 2002-04-23 2008-04-23 株式会社小糸製作所 光源ユニット
WO2013183240A1 (ja) 2012-06-05 2013-12-12 株式会社小糸製作所 車両用灯具
JP2016039021A (ja) * 2014-08-07 2016-03-22 株式会社小糸製作所 車両用灯具
JP6471457B2 (ja) * 2014-10-23 2019-02-20 市光工業株式会社 車両用灯具
JP7579735B2 (ja) 2021-03-31 2024-11-08 ビアメカニクス株式会社 レーザ加工装置
JP2022155688A (ja) 2021-03-31 2022-10-14 キヤノン株式会社 摩擦材及びその製造方法
JP7676188B2 (ja) 2021-03-31 2025-05-14 キヤノン株式会社 振動型アクチュエータ並びにそれを有する光学機器及び電子機器

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010073426A (ja) * 2008-09-17 2010-04-02 Ichikoh Ind Ltd 車両用灯具
JP2010218964A (ja) * 2009-03-18 2010-09-30 Ichikoh Ind Ltd 車両用灯具
EP2436968A1 (de) * 2010-09-29 2012-04-04 Valeo Vision Vorrichtung zur Ausstrahlung von Licht für einen Autoscheinwerfer
JP2013137961A (ja) * 2011-12-28 2013-07-11 Ichikoh Ind Ltd 車両用前照灯、車両用前照灯装置
JP2014086306A (ja) * 2012-10-24 2014-05-12 Stanley Electric Co Ltd 車両用灯具
EP2784375A2 (de) * 2013-03-29 2014-10-01 Koito Manufacturing Co., Ltd. Fahrzeugscheinwerfer
EP2910847A2 (de) * 2014-02-25 2015-08-26 Automotive Lighting Reutlingen GmbH Lichtmodul eines Kraftfahrzeugscheinwerfers und Scheinwerfer mit einem solchen Lichtmodul
EP3258164A1 (de) * 2016-06-15 2017-12-20 OSRAM GmbH Optik für einen scheinwerfer, optikanordnung und scheinwerfer
FR3084728A1 (fr) * 2018-07-31 2020-02-07 Valeo Vision Module lumineux imageant la surface eclairee d'un collecteur
US20210088196A1 (en) * 2019-09-20 2021-03-25 Hyundai Mobis Co., Ltd. Optical module of head lamp
WO2021261559A1 (ja) * 2020-06-24 2021-12-30 市光工業株式会社 車両用灯具

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2024071263A1 *

Also Published As

Publication number Publication date
CN119948293A (zh) 2025-05-06
EP4596958A1 (de) 2025-08-06
WO2024071263A1 (ja) 2024-04-04

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Ipc: F21S 41/265 20180101AFI20251107BHEP

Ipc: F21S 41/143 20180101ALI20251107BHEP

Ipc: F21S 41/148 20180101ALI20251107BHEP

Ipc: F21S 41/151 20180101ALI20251107BHEP

Ipc: F21S 41/20 20180101ALI20251107BHEP

Ipc: F21S 41/26 20180101ALI20251107BHEP

Ipc: F21S 41/275 20180101ALI20251107BHEP

Ipc: F21S 41/32 20180101ALI20251107BHEP

Ipc: F21S 41/663 20180101ALI20251107BHEP

Ipc: F21W 102/145 20180101ALI20251107BHEP

Ipc: F21W 102/155 20180101ALI20251107BHEP

Ipc: F21W 102/18 20180101ALI20251107BHEP

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