ATE520929T1 - Fahrzeuglampe - Google Patents

Fahrzeuglampe

Info

Publication number
ATE520929T1
ATE520929T1 AT09172069T AT09172069T ATE520929T1 AT E520929 T1 ATE520929 T1 AT E520929T1 AT 09172069 T AT09172069 T AT 09172069T AT 09172069 T AT09172069 T AT 09172069T AT E520929 T1 ATE520929 T1 AT E520929T1
Authority
AT
Austria
Prior art keywords
reflector
disposed
projection lens
light source
lamp
Prior art date
Application number
AT09172069T
Other languages
English (en)
Inventor
Masashi Tatsukawa
Original Assignee
Koito Mfg 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 Mfg Co Ltd filed Critical Koito Mfg Co Ltd
Application granted granted Critical
Publication of ATE520929T1 publication Critical patent/ATE520929T1/de

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
    • F21S41/30—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
    • F21S41/10—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]
    • F21S41/155—Surface emitters, e.g. organic light emitting diodes [OLED]
    • 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
    • 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
    • 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
    • F21W2102/20—Illuminance distribution within the emitted light
    • 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)
AT09172069T 2008-10-02 2009-10-02 Fahrzeuglampe ATE520929T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008257045A JP2010086888A (ja) 2008-10-02 2008-10-02 車両用照明灯具

Publications (1)

Publication Number Publication Date
ATE520929T1 true ATE520929T1 (de) 2011-09-15

Family

ID=41401976

Family Applications (1)

Application Number Title Priority Date Filing Date
AT09172069T ATE520929T1 (de) 2008-10-02 2009-10-02 Fahrzeuglampe

Country Status (4)

Country Link
US (1) US8192062B2 (de)
EP (1) EP2172694B1 (de)
JP (1) JP2010086888A (de)
AT (1) ATE520929T1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5518607B2 (ja) * 2010-07-08 2014-06-11 株式会社小糸製作所 車両用照明灯具
AT511760B1 (de) * 2011-08-08 2013-12-15 Zizala Lichtsysteme Gmbh Led-lichtquellenmodul für einen led-kraftfahrzeugscheinwerfer sowie led-kraftfahrzeugscheinwerfer und scheinwerfersystem
JP6146040B2 (ja) * 2013-02-15 2017-06-14 スタンレー電気株式会社 車両用前照灯
CN109416158A (zh) * 2016-06-22 2019-03-01 亮锐控股有限公司 车辆前灯组件和相应的灯
US10544915B2 (en) * 2017-04-27 2020-01-28 Valeo North America, Inc. Vehicle lamp assembly having an improved heat sink with light shield
TWI629430B (zh) * 2017-12-22 2018-07-11 財團法人工業技術研究院 車頭燈裝置
KR20250014542A (ko) * 2023-07-20 2025-02-03 현대자동차주식회사 모빌리티용 광학 모듈

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5412543A (en) 1992-02-28 1995-05-02 Koito Manufacturing Co., Ltd. Variable light distribution type headlamp
FR2797029B1 (fr) 1999-07-30 2001-09-14 Valeo Vision Projecteur du genre elliptique pour vehicule automobile, susceptible d'engendrer un faisceau lumineux a deux fonctions
DE19946350A1 (de) * 1999-09-28 2001-03-29 Bosch Gmbh Robert Projektionsscheinwerfer und Beleuchtungsvorrichtung für Fahrzeuge mit derartigen Scheinwerfern
JP2001202805A (ja) 2000-01-14 2001-07-27 Stanley Electric Co Ltd 灯 具
JP4257675B2 (ja) 2002-03-27 2009-04-22 株式会社小糸製作所 車両用前照灯
JP2006049189A (ja) * 2004-08-06 2006-02-16 Koito Mfg Co Ltd 車両用前照灯
JP4261448B2 (ja) * 2004-09-17 2009-04-30 株式会社小糸製作所 車両用前照灯
JP4424148B2 (ja) * 2004-10-13 2010-03-03 市光工業株式会社 プロジェクタ型車両用前照灯ユニット
US7540638B2 (en) * 2006-11-10 2009-06-02 Ford Global Technologies, Llc Adaptive front lighting system for a vehicle
JP5009031B2 (ja) 2007-04-10 2012-08-22 株式会社小糸製作所 車両用灯具ユニット

Also Published As

Publication number Publication date
US20100085769A1 (en) 2010-04-08
JP2010086888A (ja) 2010-04-15
EP2172694B1 (de) 2011-08-17
EP2172694A1 (de) 2010-04-07
US8192062B2 (en) 2012-06-05

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties