CN103727475B - 车辆用前照灯 - Google Patents

车辆用前照灯 Download PDF

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Publication number
CN103727475B
CN103727475B CN201310475741.0A CN201310475741A CN103727475B CN 103727475 B CN103727475 B CN 103727475B CN 201310475741 A CN201310475741 A CN 201310475741A CN 103727475 B CN103727475 B CN 103727475B
Authority
CN
China
Prior art keywords
light
projection lens
projected
headlight
high beam
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
CN201310475741.0A
Other languages
English (en)
Chinese (zh)
Other versions
CN103727475A (zh
Inventor
田中秀忠
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 CN103727475A publication Critical patent/CN103727475A/zh
Application granted granted Critical
Publication of CN103727475B publication Critical patent/CN103727475B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F21S41/60—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
    • 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
    • F21S41/30—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
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

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)
CN201310475741.0A 2012-10-12 2013-10-12 车辆用前照灯 Active CN103727475B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012226737A JP6095937B2 (ja) 2012-10-12 2012-10-12 車輌用前照灯
JP2012-226737 2012-10-12

Publications (2)

Publication Number Publication Date
CN103727475A CN103727475A (zh) 2014-04-16
CN103727475B true CN103727475B (zh) 2017-04-12

Family

ID=49356254

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310475741.0A Active CN103727475B (zh) 2012-10-12 2013-10-12 车辆用前照灯

Country Status (3)

Country Link
EP (1) EP2719941B1 (ja)
JP (1) JP6095937B2 (ja)
CN (1) CN103727475B (ja)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6421488B2 (ja) * 2014-08-01 2018-11-14 スタンレー電気株式会社 車両用灯具
JP6376453B2 (ja) * 2014-08-22 2018-08-22 スタンレー電気株式会社 レンズ体及び車両用灯具
JP6347178B2 (ja) * 2014-08-25 2018-06-27 スタンレー電気株式会社 レンズ体及び車両用灯具
JP6376450B2 (ja) * 2014-08-01 2018-08-22 スタンレー電気株式会社 レンズ体及び車両用灯具
JP6415242B2 (ja) * 2014-10-22 2018-10-31 株式会社小糸製作所 車両用灯具
JP6604030B2 (ja) * 2015-05-13 2019-11-13 市光工業株式会社 車両用灯具
JP6693052B2 (ja) * 2015-06-02 2020-05-13 市光工業株式会社 車両用灯具
JP2018120802A (ja) * 2017-01-26 2018-08-02 本田技研工業株式会社 車両用照明装置
JP7015701B2 (ja) * 2018-01-31 2022-02-03 株式会社小糸製作所 車両用灯具
JP6564497B2 (ja) * 2018-05-25 2019-08-21 スタンレー電気株式会社 レンズ連結体及び車両用灯具
CN112483990B (zh) * 2019-09-12 2022-04-15 比亚迪股份有限公司 一种前照灯装置及车辆

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6417301A (en) * 1987-07-11 1989-01-20 Koito Mfg Co Ltd Head lamp for vehicle
US4857794A (en) * 1986-09-03 1989-08-15 Koito Seisakusho Co., Ltd. Single-filament headlamp unit capable of throwing both upper and lower beams
JP2003059313A (ja) * 2001-08-15 2003-02-28 Koito Mfg Co Ltd 車両用灯具
JP2003100114A (ja) * 2001-09-19 2003-04-04 Koito Mfg Co Ltd 車両用灯具
US7281833B2 (en) * 2002-10-18 2007-10-16 Ichikoh Industries, Ltd. LED vehicle lamp including reflector with paraboloidal sections
FR2853392B1 (fr) * 2003-04-04 2006-06-16 Sli Miniature Lighting Sa Feu arriere, en particulier feu stop pour vehicule automobile
JP2006049189A (ja) * 2004-08-06 2006-02-16 Koito Mfg Co Ltd 車両用前照灯
CN2829103Y (zh) * 2005-05-09 2006-10-18 葛世潮 高效率发光二极管
JP2007213877A (ja) 2006-02-08 2007-08-23 Koito Mfg Co Ltd 車両用前照灯
JP4795094B2 (ja) * 2006-04-24 2011-10-19 株式会社小糸製作所 車両用前照灯
FR2928717B1 (fr) * 2008-03-11 2010-03-26 Valeo Vision Dispositif d'eclairage pour vehicule automobile.
JP5457219B2 (ja) * 2010-02-16 2014-04-02 株式会社小糸製作所 光学ユニット
JP2011249056A (ja) * 2010-05-25 2011-12-08 Stanley Electric Co Ltd 二輪車用前照灯
EP2500628B1 (en) * 2011-03-14 2020-05-06 Stanley Electric Co., Ltd. Vehicle headlamp
JP5692520B2 (ja) * 2011-03-14 2015-04-01 スタンレー電気株式会社 灯具ユニット
DE102011109434A1 (de) * 2011-08-04 2012-06-06 Daimler Ag Verfahren und Beleuchtungsvorrichtung zum Konstanthalten einer Lichtemissionsrichtung eines Leuchtmoduls eines Fahrzeugs

Also Published As

Publication number Publication date
EP2719941B1 (en) 2019-03-13
CN103727475A (zh) 2014-04-16
EP2719941A1 (en) 2014-04-16
JP2014078463A (ja) 2014-05-01
JP6095937B2 (ja) 2017-03-15

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