JP2011181314A - 車両用灯具 - Google Patents
車両用灯具 Download PDFInfo
- Publication number
- JP2011181314A JP2011181314A JP2010043894A JP2010043894A JP2011181314A JP 2011181314 A JP2011181314 A JP 2011181314A JP 2010043894 A JP2010043894 A JP 2010043894A JP 2010043894 A JP2010043894 A JP 2010043894A JP 2011181314 A JP2011181314 A JP 2011181314A
- Authority
- JP
- Japan
- Prior art keywords
- reflector
- shade
- heat sink
- light source
- semiconductor
- 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
- 239000004065 semiconductor Substances 0.000 claims abstract description 30
- 229920003002 synthetic resin Polymers 0.000 claims description 6
- 239000000057 synthetic resin Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 239000003779 heat-resistant material Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 4
- 230000003287 optical effect Effects 0.000 description 7
- 229910052782 aluminium Inorganic materials 0.000 description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 5
- 238000004512 die casting Methods 0.000 description 4
- 238000005401 electroluminescence Methods 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 229920001169 thermoplastic Polymers 0.000 description 4
- 239000004416 thermosoftening plastic Substances 0.000 description 4
- 239000007769 metal material Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
Images
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
-
- 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
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/19—Attachment of light sources or lamp holders
-
- 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
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
- F21S41/33—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature
- F21S41/334—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors
- F21S41/336—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors with discontinuity at the junction between adjacent areas
-
- 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
- F21S41/36—Combinations of two or more separate reflectors
- F21S41/365—Combinations of two or more separate reflectors successively reflecting the light
-
- 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
- F21S41/39—Attachment thereof
-
- 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
- F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
- F21S41/43—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades characterised by the shape thereof
-
- 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
- F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
- F21S41/47—Attachment thereof
-
- 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
- F21S45/10—Protection of lighting devices
-
- 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
-
- 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
Abstract
【解決手段】半導体型光源10,半導体型光源10を覆う第1リフレクタ21,第1リフレクタ21からの反射光を入射して灯具前方に向けて反射させる第2リフレクタ22,第1リフレクタ21からの反射光の一部を遮蔽して第2リフレクタ22に入射させるシェード30がヒートシンク部材40に集約的に配設され、シェード30は第1,第2リフレクタ21,22と別部材で構成されてヒートシンク部材40に配設されている。
【選択図】図1
Description
2,2A,2B…光源ユニット
10,10A,10B…半導体型光源
20,20A,20B…リフレクタ
21…第1リフレクタ
22…第2リフレクタ
23…第1リフレクタの反射面
24…第2リフレクタの反射面
30…シェード
31…位置決め部
32…固定部
35…エッジ
40…ヒートシンク部材
43…棚部
46…シェード取付面(前面部)
Claims (4)
- 半導体型光源と、
前記半導体型光源を覆い、該半導体型光源から射出された光を所定の方向に向けて反射させる第1リフレクタと、
前記第1リフレクタからの反射光を入射して灯具前方に向けて反射させる第2リフレクタと、
前記第1リフレクタからの反射光の一部を遮蔽して前記第2リフレクタに入射させるシェードと、
これらの半導体型光源,第1リフレクタ,第2リフレクタ,およびシェードが集約的に配設されたヒートシンク部材と、を備え、
前記シェードは、前記第1リフレクタおよび第2リフレクタとは別部材で構成されて、前記ヒートシンク部材に配設されていることを特徴とする車両用灯具。 - 前記シェードは、側面略くの字状に形成されていて、一辺が水平方向に延出して前記ヒートシンク部材に設けられた棚部上に係止する位置決め部として構成され、もう1つの辺がヒートシンク部材の棚部に連なった前面部に固定される固定部として構成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。
- 前記シェードの位置決め部と固定部との連設部が、灯具前方に形成される配光パターンの上縁に所定形状のカットオフラインを形成するエッジとして構成されていることを特徴とする請求項2に記載の車両用灯具。
- 前記シェードは耐熱性材料で形成されて前記ヒートシンク部材に取付けられ、
前記第1リフレクタと第2リフレクタとは、前記ヒートシンク部材に対する前記シェードの取付部分を切り欠いた形状で合成樹脂材により一体成形されていることを特徴とする請求項1〜3の何れか1つに記載の車両用灯具。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010043894A JP5471596B2 (ja) | 2010-03-01 | 2010-03-01 | 車両用灯具 |
EP11155352.5A EP2366938B1 (en) | 2010-03-01 | 2011-02-22 | Vehicle lighting device |
US13/034,108 US8632233B2 (en) | 2010-03-01 | 2011-02-24 | Vehicle lighting device with heat sink member and shade |
CN201110049500.0A CN102192458B (zh) | 2010-03-01 | 2011-02-28 | 车辆用灯具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010043894A JP5471596B2 (ja) | 2010-03-01 | 2010-03-01 | 車両用灯具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011181314A true JP2011181314A (ja) | 2011-09-15 |
JP5471596B2 JP5471596B2 (ja) | 2014-04-16 |
Family
ID=44168111
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010043894A Active JP5471596B2 (ja) | 2010-03-01 | 2010-03-01 | 車両用灯具 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8632233B2 (ja) |
EP (1) | EP2366938B1 (ja) |
JP (1) | JP5471596B2 (ja) |
CN (1) | CN102192458B (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013178975A (ja) * | 2012-02-28 | 2013-09-09 | Panasonic Corp | 車両用前照灯 |
WO2018088500A1 (ja) * | 2016-11-10 | 2018-05-17 | 市光工業株式会社 | 車両用灯具 |
JP2020177864A (ja) * | 2019-04-22 | 2020-10-29 | スタンレー電気株式会社 | 車両用前照灯 |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9518711B2 (en) * | 2011-09-27 | 2016-12-13 | Truck-Lite Co., Llc | Modular headlamp assembly |
US10436407B2 (en) | 2011-09-27 | 2019-10-08 | Truck-Lite, Co., Llc | Modular headlamp assembly for producing a light distribution pattern |
AT512083B1 (de) * | 2011-11-02 | 2013-07-15 | Zizala Lichtsysteme Gmbh | Verfahren zur herstellung von reflektoren und lichteinheit mit reflektor |
JP2013161569A (ja) * | 2012-02-02 | 2013-08-19 | Ichikoh Ind Ltd | 車両用前照灯および車両用前照灯装置 |
DE102012202290B4 (de) * | 2012-02-15 | 2014-03-27 | Automotive Lighting Reutlingen Gmbh | Lichtmodul für ein blendungsfreies Kraftfahrzeug-Fernlicht |
FR2987102B1 (fr) * | 2012-02-16 | 2014-03-14 | Valeo Vision | Piece d'un projecteur comprenant un moyen de reflexion a coefficient de reflexion superieur a 90% |
TWI565605B (zh) * | 2012-02-20 | 2017-01-11 | 鴻海精密工業股份有限公司 | 車前燈燈具模組 |
DE102012109491A1 (de) * | 2012-10-05 | 2014-04-10 | Hella Kgaa Hueck & Co. | Beleuchtungseinheit für ein Kraftfahrzeug |
AT513444B1 (de) * | 2012-10-09 | 2014-07-15 | Zizala Lichtsysteme Gmbh | Lichtmodul mit zwei oder mehr Reflektoren für ein Kraftfahrzeug sowie Kraftfahrzeugscheinwerfer |
US8911005B2 (en) * | 2013-01-04 | 2014-12-16 | GM Global Technology Operations LLC | Vehicle headlamp assembly and method of installing a vehicle headlamp assembly |
JP6254390B2 (ja) | 2013-09-05 | 2017-12-27 | 株式会社小糸製作所 | 車両用ランプユニット |
FR3011517B1 (fr) * | 2013-10-04 | 2015-12-04 | Peugeot Citroen Automobiles Sa | Dispositif d'eclairage a cloison ouverte pour decaler la zone d'impact de rayons solaires traversant une lentille |
KR20150134871A (ko) * | 2014-05-23 | 2015-12-02 | 에스엘 주식회사 | 차량용 램프 |
FR3021924B1 (fr) * | 2014-06-06 | 2018-03-02 | Valeo Vision | Module d'eclairage pivotant et projecteur correspondant |
KR101673688B1 (ko) * | 2014-11-04 | 2016-11-08 | 현대자동차주식회사 | 차량용 조명 장치 |
DE202016103680U1 (de) * | 2016-07-08 | 2017-10-12 | Automotive Lighting Reutlingen Gmbh | Mehrkomponentenreflektor für Lichtmodul eines Kraftfahrzeugscheinwerfers |
FR3056690B1 (fr) * | 2016-09-26 | 2019-08-02 | Valeo Vision | Module optique lumineux de vehicule automobile |
TWM537997U (zh) * | 2016-11-18 | 2017-03-11 | Sun Yujing Tech Ltd | 可提升照明強度的模組化透鏡車燈 |
US10234101B2 (en) * | 2017-04-27 | 2019-03-19 | Hyundai Mobis Co., Ltd. | Optical device |
TWI615581B (zh) * | 2017-07-14 | 2018-02-21 | 達運精密工業股份有限公司 | 光反射罩及具有光反射罩的照明裝置 |
KR102392310B1 (ko) * | 2017-07-24 | 2022-05-02 | 현대모비스 주식회사 | 차량용 조명장치 |
FR3077367B1 (fr) * | 2018-01-31 | 2021-04-16 | Valeo Vision | Module lumineux bi-fonction avec surface eclairee commune |
FR3088987B1 (fr) * | 2018-11-23 | 2020-10-30 | Psa Automobiles Sa | Bloc optique de véhicule à catadioptres flottant par rapport à un masque |
EP3667162A1 (de) * | 2018-12-11 | 2020-06-17 | ZKW Group GmbH | Beleuchtungsvorrichtung für einen kraftfahrzeugscheinwerfer |
FR3118120B1 (fr) * | 2020-12-18 | 2023-05-05 | Valeo Vison Service Ip | Projecteur automobile avec plusieurs modules d’éclairage sur une platine commune inclinée. |
Citations (5)
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JP2001035218A (ja) * | 1999-07-19 | 2001-02-09 | Koito Mfg Co Ltd | 車両用前照灯 |
JP2005302603A (ja) * | 2004-04-14 | 2005-10-27 | Ichikoh Ind Ltd | 車両用前照灯ユニット |
JP2008060030A (ja) * | 2006-09-04 | 2008-03-13 | Nissan Motor Co Ltd | 車両用led灯具 |
JP2008171743A (ja) * | 2007-01-15 | 2008-07-24 | Koito Mfg Co Ltd | 車両用前照灯 |
JP2009259667A (ja) * | 2008-04-18 | 2009-11-05 | Ichikoh Ind Ltd | 車両用灯具 |
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JP4497073B2 (ja) * | 2005-10-05 | 2010-07-07 | 市光工業株式会社 | 車両用灯具 |
JP2008041557A (ja) | 2006-08-09 | 2008-02-21 | Ichikoh Ind Ltd | 車両用前照灯用の灯具ユニット |
FR2917811B1 (fr) * | 2007-06-25 | 2009-10-02 | Valeo Vision Sa | Module d'eclairage pour projecteur de vehicule automobile |
DE102007049309B4 (de) | 2007-10-15 | 2013-04-11 | Automotive Lighting Reutlingen Gmbh | Projektionsmodul eines Kraftfahrzeugscheinwerfers |
EP2112429B1 (en) * | 2008-04-24 | 2011-06-15 | Ichikoh Industries, Ltd. | Lamp unit for vehicles |
JP4582190B2 (ja) * | 2008-05-14 | 2010-11-17 | 市光工業株式会社 | 車両用灯具 |
JP5378075B2 (ja) * | 2009-06-10 | 2013-12-25 | 株式会社小糸製作所 | 車輌用前照灯 |
-
2010
- 2010-03-01 JP JP2010043894A patent/JP5471596B2/ja active Active
-
2011
- 2011-02-22 EP EP11155352.5A patent/EP2366938B1/en active Active
- 2011-02-24 US US13/034,108 patent/US8632233B2/en active Active
- 2011-02-28 CN CN201110049500.0A patent/CN102192458B/zh active Active
Patent Citations (5)
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JP2001035218A (ja) * | 1999-07-19 | 2001-02-09 | Koito Mfg Co Ltd | 車両用前照灯 |
JP2005302603A (ja) * | 2004-04-14 | 2005-10-27 | Ichikoh Ind Ltd | 車両用前照灯ユニット |
JP2008060030A (ja) * | 2006-09-04 | 2008-03-13 | Nissan Motor Co Ltd | 車両用led灯具 |
JP2008171743A (ja) * | 2007-01-15 | 2008-07-24 | Koito Mfg Co Ltd | 車両用前照灯 |
JP2009259667A (ja) * | 2008-04-18 | 2009-11-05 | Ichikoh Ind Ltd | 車両用灯具 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013178975A (ja) * | 2012-02-28 | 2013-09-09 | Panasonic Corp | 車両用前照灯 |
WO2018088500A1 (ja) * | 2016-11-10 | 2018-05-17 | 市光工業株式会社 | 車両用灯具 |
JP2018078043A (ja) * | 2016-11-10 | 2018-05-17 | 市光工業株式会社 | 車両用灯具 |
JP2020177864A (ja) * | 2019-04-22 | 2020-10-29 | スタンレー電気株式会社 | 車両用前照灯 |
WO2020218085A1 (ja) * | 2019-04-22 | 2020-10-29 | スタンレー電気株式会社 | 車両用前照灯 |
JP7265922B2 (ja) | 2019-04-22 | 2023-04-27 | スタンレー電気株式会社 | 車両用前照灯 |
Also Published As
Publication number | Publication date |
---|---|
US8632233B2 (en) | 2014-01-21 |
CN102192458B (zh) | 2015-09-09 |
EP2366938A1 (en) | 2011-09-21 |
JP5471596B2 (ja) | 2014-04-16 |
CN102192458A (zh) | 2011-09-21 |
EP2366938B1 (en) | 2017-06-21 |
US20110211361A1 (en) | 2011-09-01 |
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