JP2007273369A - 車両用灯具 - Google Patents
車両用灯具 Download PDFInfo
- Publication number
- JP2007273369A JP2007273369A JP2006099543A JP2006099543A JP2007273369A JP 2007273369 A JP2007273369 A JP 2007273369A JP 2006099543 A JP2006099543 A JP 2006099543A JP 2006099543 A JP2006099543 A JP 2006099543A JP 2007273369 A JP2007273369 A JP 2007273369A
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- JP
- Japan
- Prior art keywords
- heat
- front lens
- emitting element
- semiconductor light
- vehicular lamp
- 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.)
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Classifications
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- 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
- F21S45/48—Passive cooling, e.g. using fins, thermal conductive elements or openings with means for conducting heat from the inside to the outside of the lighting devices, e.g. with fins on the outer surface of the lighting 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]
- F21S41/147—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
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/60—Heating of lighting devices, e.g. for demisting
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- 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)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
【解決手段】本発明により、半導体発光素子4を光源とする車両用灯具1であり、半導体発光素子が配置されたヒートシンク7の近傍に熱伝導板8の一方を接続しておき、この熱伝導板の他方を前面レンズ9の配光形成に関与しない部分に接触している車両用灯具としたことで、半導体発光素子4が点灯時に生じる発熱を利用して防曇、氷雪の付着の防止が行えるものとし、他の部分との接続を無くしてメンテナンスの簡素化を可能とする。
【選択図】図1
Description
2…ハウジング
31…楕円系反射面
32…放物系反射面
4…半導体発光素子
5…投影レンズ
6…遮蔽板
7…ヒートシンク
8…熱伝導板
8a…一方の端部
8b…他方の端部
8c…シリコンジェル
8d…断熱部材
9…前面レンズ
Claims (5)
- 半導体発光素子を光源とする車両用灯具であり、前記半導体発光素子が配置されたヒートシンクの近傍に熱伝導板の一方を接続しておき、この熱伝導板の他方を前面レンズの配光形成に関与しない部分に接触していることを特徴とする車両用灯具。
- 前記熱伝導板と、前記前面レンズの配光形成に関与しない部分との接触は、熱伝導性に優れかつ柔軟性を有する部材を介して行われていることを特徴とする請求項1記載の車両用灯具。
- 前記熱伝導板には、バネ性を有する部材を採用し、前記前面レンズとはバネ性により圧接されていることを特徴とする請求項1または請求項2記載の車両用灯具。
- 前記熱伝導板の前記前面レンズに接する部位を除く一部または全部を断熱材で覆ったことを特徴とする請求項1〜請求項3の何れかに記載の車両用灯具。
- 前記熱伝導板全体、または、一部にバイメタルが使用され、周囲温度に応じて前記前面レンズに対する熱伝導量が変化することを特徴とする請求項1〜請求項4の何れかに記載の車両用灯具。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006099543A JP4582803B2 (ja) | 2006-03-31 | 2006-03-31 | 車両用灯具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006099543A JP4582803B2 (ja) | 2006-03-31 | 2006-03-31 | 車両用灯具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2007273369A true JP2007273369A (ja) | 2007-10-18 |
JP4582803B2 JP4582803B2 (ja) | 2010-11-17 |
Family
ID=38675943
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006099543A Expired - Fee Related JP4582803B2 (ja) | 2006-03-31 | 2006-03-31 | 車両用灯具 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4582803B2 (ja) |
Cited By (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009147175A (ja) * | 2007-12-14 | 2009-07-02 | Shinko Electric Ind Co Ltd | 発光装置及び車両用前照灯 |
JP2009187707A (ja) * | 2008-02-04 | 2009-08-20 | Stanley Electric Co Ltd | 車両用灯具 |
JP2010003451A (ja) * | 2008-06-18 | 2010-01-07 | Stanley Electric Co Ltd | 車両用灯具 |
JP2011028906A (ja) * | 2009-07-22 | 2011-02-10 | Stanley Electric Co Ltd | 車両用led灯具 |
DE112008003616T5 (de) | 2008-01-17 | 2011-06-09 | Mitsubishi Electric Corp. | Fahrzeugscheinwerferleuchte |
CN102207274A (zh) * | 2010-03-31 | 2011-10-05 | 株式会社电装 | 用于机动车辆的头灯组件 |
JP2012059453A (ja) * | 2010-09-07 | 2012-03-22 | Sharp Corp | 発光装置、照明装置および車両用前照灯 |
WO2012169407A1 (ja) * | 2011-06-08 | 2012-12-13 | シチズンホールディングス株式会社 | 発光装置 |
JP2013016269A (ja) * | 2011-06-30 | 2013-01-24 | Citizen Holdings Co Ltd | 信号機 |
JP2014522092A (ja) * | 2011-08-12 | 2014-08-28 | 重慶上川科技発展有限公司 | Led光源 |
JP2015099637A (ja) * | 2013-11-18 | 2015-05-28 | ボルボトラックコーポレーション | 車両用灯具 |
KR20160015758A (ko) * | 2014-07-31 | 2016-02-15 | 엘지이노텍 주식회사 | 차량용 램프 |
WO2016060853A1 (en) * | 2014-10-16 | 2016-04-21 | Valeo North America, Inc. | Thermally conductive plastic heat sink used to conduct heat in automotive lighting |
EP2762771A3 (en) * | 2013-02-04 | 2016-08-17 | LG Innotek Co., Ltd. | Lighting device for vehicle, radiating device and lighting device |
CN105917161A (zh) * | 2013-12-02 | 2016-08-31 | Lg伊诺特有限公司 | 灯单元、以及使用该灯单元的照明设备和车灯 |
CN110887017A (zh) * | 2018-09-11 | 2020-03-17 | 常州星宇车灯股份有限公司 | 一种车灯雾气的防止方法 |
DE102021100999A1 (de) | 2021-01-19 | 2022-07-21 | HELLA GmbH & Co. KGaA | Lichtmodul mit bauraumreduzierter Kühlvorrichtung, Leuchtsystem und Kraftfahrzeug |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001017564A (ja) * | 1999-07-07 | 2001-01-23 | Miyata Ind Co Ltd | 消火設備起動装置 |
JP2002247594A (ja) * | 2001-02-20 | 2002-08-30 | Olympus Optical Co Ltd | 撮像装置 |
JP2004296212A (ja) * | 2003-03-26 | 2004-10-21 | Toyoda Gosei Co Ltd | 車両用led灯具 |
JP2004311224A (ja) * | 2003-04-08 | 2004-11-04 | Koito Mfg Co Ltd | 車両用前照灯 |
-
2006
- 2006-03-31 JP JP2006099543A patent/JP4582803B2/ja not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001017564A (ja) * | 1999-07-07 | 2001-01-23 | Miyata Ind Co Ltd | 消火設備起動装置 |
JP2002247594A (ja) * | 2001-02-20 | 2002-08-30 | Olympus Optical Co Ltd | 撮像装置 |
JP2004296212A (ja) * | 2003-03-26 | 2004-10-21 | Toyoda Gosei Co Ltd | 車両用led灯具 |
JP2004311224A (ja) * | 2003-04-08 | 2004-11-04 | Koito Mfg Co Ltd | 車両用前照灯 |
Cited By (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009147175A (ja) * | 2007-12-14 | 2009-07-02 | Shinko Electric Ind Co Ltd | 発光装置及び車両用前照灯 |
DE112008003616T5 (de) | 2008-01-17 | 2011-06-09 | Mitsubishi Electric Corp. | Fahrzeugscheinwerferleuchte |
US8419250B2 (en) | 2008-01-17 | 2013-04-16 | Mitsubishi Electric Corporation | Vehicle headlamp |
JP2009187707A (ja) * | 2008-02-04 | 2009-08-20 | Stanley Electric Co Ltd | 車両用灯具 |
JP2010003451A (ja) * | 2008-06-18 | 2010-01-07 | Stanley Electric Co Ltd | 車両用灯具 |
JP2011028906A (ja) * | 2009-07-22 | 2011-02-10 | Stanley Electric Co Ltd | 車両用led灯具 |
CN102207274A (zh) * | 2010-03-31 | 2011-10-05 | 株式会社电装 | 用于机动车辆的头灯组件 |
JP2012059453A (ja) * | 2010-09-07 | 2012-03-22 | Sharp Corp | 発光装置、照明装置および車両用前照灯 |
WO2012169407A1 (ja) * | 2011-06-08 | 2012-12-13 | シチズンホールディングス株式会社 | 発光装置 |
JP2013016269A (ja) * | 2011-06-30 | 2013-01-24 | Citizen Holdings Co Ltd | 信号機 |
JP2014522092A (ja) * | 2011-08-12 | 2014-08-28 | 重慶上川科技発展有限公司 | Led光源 |
EP2762771A3 (en) * | 2013-02-04 | 2016-08-17 | LG Innotek Co., Ltd. | Lighting device for vehicle, radiating device and lighting device |
US9869446B2 (en) | 2013-02-04 | 2018-01-16 | Lg Innotek Co., Ltd. | Radiating device for a lighting device having first and second radiating modules |
JP2015099637A (ja) * | 2013-11-18 | 2015-05-28 | ボルボトラックコーポレーション | 車両用灯具 |
CN105917161A (zh) * | 2013-12-02 | 2016-08-31 | Lg伊诺特有限公司 | 灯单元、以及使用该灯单元的照明设备和车灯 |
CN105917161B (zh) * | 2013-12-02 | 2019-05-03 | Lg伊诺特有限公司 | 灯单元、以及使用该灯单元的照明设备和车灯 |
KR20160015758A (ko) * | 2014-07-31 | 2016-02-15 | 엘지이노텍 주식회사 | 차량용 램프 |
KR102234377B1 (ko) * | 2014-07-31 | 2021-03-31 | 엘지이노텍 주식회사 | 차량용 램프 |
WO2016060853A1 (en) * | 2014-10-16 | 2016-04-21 | Valeo North America, Inc. | Thermally conductive plastic heat sink used to conduct heat in automotive lighting |
CN110887017A (zh) * | 2018-09-11 | 2020-03-17 | 常州星宇车灯股份有限公司 | 一种车灯雾气的防止方法 |
DE102021100999A1 (de) | 2021-01-19 | 2022-07-21 | HELLA GmbH & Co. KGaA | Lichtmodul mit bauraumreduzierter Kühlvorrichtung, Leuchtsystem und Kraftfahrzeug |
Also Published As
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