JP2010272423A - 車両用灯具 - Google Patents
車両用灯具 Download PDFInfo
- Publication number
- JP2010272423A JP2010272423A JP2009124535A JP2009124535A JP2010272423A JP 2010272423 A JP2010272423 A JP 2010272423A JP 2009124535 A JP2009124535 A JP 2009124535A JP 2009124535 A JP2009124535 A JP 2009124535A JP 2010272423 A JP2010272423 A JP 2010272423A
- Authority
- JP
- Japan
- Prior art keywords
- heat sink
- optical system
- light source
- reflector
- led 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.)
- Granted
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
-
- 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
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
- B60Q1/0408—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights built into the vehicle body, e.g. details concerning the mounting of the headlamps on the vehicle body
- B60Q1/0433—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights built into the vehicle body, e.g. details concerning the mounting of the headlamps on the vehicle body the housing being fastened onto the vehicle body using screws
-
- 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
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
- B60Q1/06—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle
- B60Q1/068—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by mechanical means
-
- 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
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V15/00—Protecting lighting devices from damage
- F21V15/01—Housings, e.g. material or assembling of housing parts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/75—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with fins or blades having different shapes, thicknesses or spacing
-
- 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
- B60Q2200/00—Special features or arrangements of vehicle headlamps
- B60Q2200/30—Special arrangements for adjusting headlamps, e.g. means for transmitting the movements for adjusting the lamps
- B60Q2200/36—Conjoint adjustments, i.e. a mechanical link allows conjoint adjustment of several units
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/40—Cooling of lighting devices
- F21S45/47—Passive cooling, e.g. using fins, thermal conductive elements or openings
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Geometry (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
【解決手段】車両前方側に配置される第1ヒートシンク本体と、第1放熱フィンと、を含む第1ヒートシンクと、ロービーム用配光パターン又はハイビーム用配光パターンの一部を形成する第1光学系と、を備える車両用灯具において、前記第1光学系は、照射方向が上向きの第1LED光源、前記第1LED光源からの照射光を反射する第1リフレクタ、前記第1リフレクタからの反射光が透過する投影レンズを含んでおり、前記第1LED光源、第1リフレクタ、投影レンズはそれぞれ、前記第1ヒートシンク本体の上面に固定されていることを特徴とする。
【選択図】 図1
Description
Claims (2)
- 車両前方側に配置される第1ヒートシンク本体と、第1放熱フィンと、を含む第1ヒートシンクと、
ロービーム用配光パターン又はハイビーム用配光パターンの一部を形成する第1光学系と、
を備える車両用灯具において、
前記第1光学系は、第1LED光源、前記第1LED光源からの照射光を反射する第1リフレクタ、前記第1リフレクタからの反射光が透過する投影レンズを含んでおり、
前記第1LED光源、第1リフレクタ、投影レンズはそれぞれ、前記第1ヒートシンク本体の上面に固定されていることを特徴とする車両用灯具。 - 前記第1ヒートシンク本体の前面に固定された第2ヒートシンク本体と、第2放熱フィンと、を含む第2ヒートシンクと、
ロービーム用配光パターン又はハイビーム用配光パターンの一部を形成する第2光学系と、
をさらに備えており、
前記第2光学系は、第2LED光源、前記第2LED光源からの照射光を反射する第2リフレクタを含んでおり、
前記第2LED光源、第2リフレクタはそれぞれ、前記第2ヒートシンク本体の下面に固定されていることを特徴とする請求項1に記載の車両用灯具。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009124535A JP5435213B2 (ja) | 2009-05-22 | 2009-05-22 | 車両用灯具 |
CN2010101895684A CN101893195A (zh) | 2009-05-22 | 2010-05-24 | 车灯 |
US12/785,611 US8419248B2 (en) | 2009-05-22 | 2010-05-24 | Vehicle light |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009124535A JP5435213B2 (ja) | 2009-05-22 | 2009-05-22 | 車両用灯具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010272423A true JP2010272423A (ja) | 2010-12-02 |
JP5435213B2 JP5435213B2 (ja) | 2014-03-05 |
Family
ID=43102477
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009124535A Active JP5435213B2 (ja) | 2009-05-22 | 2009-05-22 | 車両用灯具 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8419248B2 (ja) |
JP (1) | JP5435213B2 (ja) |
CN (1) | CN101893195A (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9097400B2 (en) * | 2011-10-31 | 2015-08-04 | Sl Corporation | Automotive headlamp |
CN104203736B (zh) * | 2012-03-29 | 2016-08-24 | 本田技研工业株式会社 | 两轮摩托车的头灯装置 |
JP6271181B2 (ja) * | 2013-08-06 | 2018-01-31 | 株式会社小糸製作所 | 車両用灯具 |
JP2016207436A (ja) * | 2015-04-22 | 2016-12-08 | スタンレー電気株式会社 | 車両用灯具 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006134810A (ja) * | 2004-11-09 | 2006-05-25 | Ichikoh Ind Ltd | 車両用灯具 |
JP2007324042A (ja) * | 2006-06-02 | 2007-12-13 | Koito Mfg Co Ltd | 車輌用灯具 |
JP2008060031A (ja) * | 2006-09-04 | 2008-03-13 | Nissan Motor Co Ltd | 車両用led灯具 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4102240B2 (ja) * | 2003-04-08 | 2008-06-18 | 株式会社小糸製作所 | 車両用前照灯 |
JP4047266B2 (ja) * | 2003-11-19 | 2008-02-13 | 株式会社小糸製作所 | 灯具 |
JP4360191B2 (ja) * | 2003-12-05 | 2009-11-11 | 株式会社小糸製作所 | 車両用前照灯 |
JP4471169B2 (ja) | 2005-04-21 | 2010-06-02 | 株式会社小糸製作所 | プロジェクタ型車両用灯具ユニット |
US7344289B2 (en) * | 2005-12-07 | 2008-03-18 | Visteon Global Technologies, Inc. | Headlamp assembly with integrated reflector and heat sink |
JP2007305575A (ja) | 2006-04-11 | 2007-11-22 | Koito Mfg Co Ltd | 車両用灯具 |
DE102007016294B4 (de) | 2006-04-11 | 2009-04-02 | Koito Manufacturing Co., Ltd. | Fahrzeugleuchte |
JP4926770B2 (ja) * | 2007-03-15 | 2012-05-09 | 株式会社小糸製作所 | 車両用前照灯装置 |
JP5309411B2 (ja) * | 2009-05-22 | 2013-10-09 | スタンレー電気株式会社 | 車両用灯具 |
TW201043500A (en) * | 2009-06-10 | 2010-12-16 | Man Zai Ind Co Ltd | Heat dissipation device of car lamp and spacer thereof |
-
2009
- 2009-05-22 JP JP2009124535A patent/JP5435213B2/ja active Active
-
2010
- 2010-05-24 CN CN2010101895684A patent/CN101893195A/zh active Pending
- 2010-05-24 US US12/785,611 patent/US8419248B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006134810A (ja) * | 2004-11-09 | 2006-05-25 | Ichikoh Ind Ltd | 車両用灯具 |
JP2007324042A (ja) * | 2006-06-02 | 2007-12-13 | Koito Mfg Co Ltd | 車輌用灯具 |
JP2008060031A (ja) * | 2006-09-04 | 2008-03-13 | Nissan Motor Co Ltd | 車両用led灯具 |
Also Published As
Publication number | Publication date |
---|---|
US8419248B2 (en) | 2013-04-16 |
JP5435213B2 (ja) | 2014-03-05 |
CN101893195A (zh) | 2010-11-24 |
US20100296305A1 (en) | 2010-11-25 |
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