JP6932933B2 - 車両用前照灯 - Google Patents
車両用前照灯 Download PDFInfo
- Publication number
- JP6932933B2 JP6932933B2 JP2017007687A JP2017007687A JP6932933B2 JP 6932933 B2 JP6932933 B2 JP 6932933B2 JP 2017007687 A JP2017007687 A JP 2017007687A JP 2017007687 A JP2017007687 A JP 2017007687A JP 6932933 B2 JP6932933 B2 JP 6932933B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- vehicle
- lens
- transmitting member
- light transmitting
- 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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- 238000000149 argon plasma sintering Methods 0.000 claims description 31
- 238000004040 coloring Methods 0.000 description 8
- 230000003287 optical effect Effects 0.000 description 8
- 239000000463 material Substances 0.000 description 6
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000000427 thin-film deposition Methods 0.000 description 1
- 230000037303 wrinkles Effects 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
- 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
-
- 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
- F21S41/50—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by aesthetic components not otherwise provided for, e.g. decorative trim, partition walls or covers
-
- 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
- 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
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/285—Refractors, transparent cover plates, light guides or filters not provided in groups F21S41/24 - F21S41/2805
-
- 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
-
- 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
- F21V5/00—Refractors for light sources
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Description
図1は、第1実施形態に係る車両用前照灯100の一例を示す図である。図1に示すように、車両用前照灯100は、光源10と、リフレクタ20と、レンズ30と、取付部材40と、エクステンション部材50とを備えている。光源10、リフレクタ20、レンズ30、取付部材40及びエクステンション部材50は、いわゆるプロジェクタ型のランプユニットを構成している。
図4は、第2実施形態に係る車両用前照灯200の一例を示す正面図である。図5は、車両用前照灯200の一例を示す平面図である。図5においては、エクステンション部材150の一部(上部)を省略している。車両用前照灯200は、エクステンション部材150の構成が第1実施形態とは異なっており、他の構成については第1実施形態と同様である。以下の説明では、第1実施形態と相違するエクステンション部材150の構成を中心に説明する。
L1,L2 太陽光成分
AX 光軸
10 光源
11 発光面
20 リフレクタ
21 反射面
30 レンズ
31 入射面
32 出射面
40 取付部材
41 レンズホルダ
42 光源固定部
43 ヒートシンク
50,150 エクステンション部材
51,151 光透過部材
51a 第1面
51b 第2面
52,152 着色部
53,153 光散乱部
53a 湾曲部
70 灯室
100,200 車両用前照灯
Claims (4)
- 光源と、
前記光源からの光を反射するリフレクタと、
前記リフレクタで反射された前記光が入射する入射面と、前記入射面に入射した前記光を車両前方の照射領域に出射する出射面とを有するレンズと、
車両搭載状態で少なくとも前記レンズの下端の前方に配置されるエクステンション部材と
を備え、
前記エクステンション部材は、
板状であり、前記車両搭載状態で前方に面する第1面と前記第1面とは反対側の第2面とを有し、前記第1面から前記第2面に光を透過可能な光透過部材と、
前記光透過部材の前記第2面に配置された着色部と、
前記光透過部材のうち前記車両搭載状態で前記レンズの下方側の少なくとも一部に設けられる光散乱部と
を有し、
前記光散乱部は、前記光透過部材のうち前記車両搭載状態で前記車両の水平方向の内側かつ上下方向の下側の領域に配置され、前記光透過部材のうち前記車両搭載状態で水平方向の外側の領域及び上下方向の上側の領域には配置されない
車両用前照灯。 - 前記光散乱部は、前記光透過部材の前記第1面に配置される請求項1に記載の車両用前照灯。
- 前記エクステンション部材は、前記レンズの外周を囲んで配置される請求項1又は請求項2に記載の車両用前照灯。
- 前記着色部は、黒色である請求項1から請求項3のいずれか一項に記載の車両用前照灯。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017007687A JP6932933B2 (ja) | 2017-01-19 | 2017-01-19 | 車両用前照灯 |
EP18741203.6A EP3572717B1 (en) | 2017-01-19 | 2018-01-19 | Vehicular headlight |
US16/477,929 US10816162B2 (en) | 2017-01-19 | 2018-01-19 | Vehicular headlight with light diffusing, heat mitigating extension member |
CN201880007409.2A CN110192063B (zh) | 2017-01-19 | 2018-01-19 | 车辆用前照灯 |
PCT/JP2018/001637 WO2018135637A1 (ja) | 2017-01-19 | 2018-01-19 | 車両用前照灯 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017007687A JP6932933B2 (ja) | 2017-01-19 | 2017-01-19 | 車両用前照灯 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018116868A JP2018116868A (ja) | 2018-07-26 |
JP6932933B2 true JP6932933B2 (ja) | 2021-09-08 |
Family
ID=62909306
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017007687A Active JP6932933B2 (ja) | 2017-01-19 | 2017-01-19 | 車両用前照灯 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10816162B2 (ja) |
EP (1) | EP3572717B1 (ja) |
JP (1) | JP6932933B2 (ja) |
CN (1) | CN110192063B (ja) |
WO (1) | WO2018135637A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3660393B1 (en) * | 2018-11-30 | 2024-03-27 | Valeo Iluminacion, S.A. | Automotive lighting device |
KR20230027424A (ko) * | 2021-08-19 | 2023-02-28 | 현대모비스 주식회사 | 차량용 조명장치 |
DE102022105140A1 (de) | 2022-03-04 | 2023-09-07 | HELLA GmbH & Co. KGaA | Sichtbauteil für eine Beleuchtungseinrichtung eines Kraftfahrzeugs |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0610562Y2 (ja) | 1987-09-04 | 1994-03-16 | 日産自動車株式会社 | プロジェクタ型ヘッドランプ |
JPH0267502U (ja) * | 1988-11-11 | 1990-05-22 | ||
JPH04357602A (ja) * | 1991-09-06 | 1992-12-10 | Nissan Shatai Co Ltd | 車両用灯具 |
JP2539944Y2 (ja) | 1991-12-11 | 1997-07-02 | 勲 関 | テント用フレーム |
JP3007260B2 (ja) * | 1994-04-27 | 2000-02-07 | 株式会社小糸製作所 | 自動車用ヘッドランプ |
JP2001273804A (ja) * | 2000-03-28 | 2001-10-05 | Koito Mfg Co Ltd | 車両用灯具 |
FR2826099B1 (fr) * | 2001-06-18 | 2003-12-19 | Valeo Vision | Dispositif d'eclairage ou de signalisation d'aspect ameliore pour vehicule automobile |
KR101295828B1 (ko) * | 2011-12-21 | 2013-08-16 | 에스엘 주식회사 | 차량용 램프 및 차량용 램프의 투영 렌즈 |
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% |
DE202012005795U1 (de) * | 2012-06-14 | 2012-07-09 | Automotive Lighting Reutlingen Gmbh | Beleuchtungseinrichtung eines Kraftfahrzeugs |
JP2014149981A (ja) * | 2013-02-01 | 2014-08-21 | Koito Mfg Co Ltd | 車両用灯具 |
JP6176936B2 (ja) * | 2013-02-05 | 2017-08-09 | 株式会社小糸製作所 | 車輌用灯具 |
FR3009364A1 (fr) * | 2013-08-02 | 2015-02-06 | Valeo Vision | Dispositif d'eclairage et/ou de signalisation pour vehicule automobile |
JP6261276B2 (ja) * | 2013-10-11 | 2018-01-17 | 株式会社小糸製作所 | 車両用灯具 |
US10240741B2 (en) * | 2014-07-23 | 2019-03-26 | Myotek Holdings, Inc. | Fog lamp lens and assembly |
JP6449617B2 (ja) * | 2014-10-23 | 2019-01-09 | スタンレー電気株式会社 | 車両用灯具 |
AT517173B1 (de) * | 2015-05-06 | 2017-05-15 | Zkw Group Gmbh | Scheinwerfer für Kraftfahrzeuge |
JP2017079189A (ja) * | 2015-10-22 | 2017-04-27 | 株式会社小糸製作所 | 車両用部品 |
FR3047938B1 (fr) * | 2016-02-18 | 2022-05-27 | Valeo Vision | Ensemble lumineux pour l'eclairage et/ou la signalisation d'un vehicule automobile |
FR3047939B1 (fr) * | 2016-02-18 | 2019-04-05 | Valeo Vision | Ensemble lumineux pour l'eclairage et/ou la signalisation d'un vehicule automobile. |
-
2017
- 2017-01-19 JP JP2017007687A patent/JP6932933B2/ja active Active
-
2018
- 2018-01-19 US US16/477,929 patent/US10816162B2/en active Active
- 2018-01-19 WO PCT/JP2018/001637 patent/WO2018135637A1/ja unknown
- 2018-01-19 EP EP18741203.6A patent/EP3572717B1/en active Active
- 2018-01-19 CN CN201880007409.2A patent/CN110192063B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
US20190368682A1 (en) | 2019-12-05 |
US10816162B2 (en) | 2020-10-27 |
JP2018116868A (ja) | 2018-07-26 |
CN110192063B (zh) | 2021-07-09 |
CN110192063A (zh) | 2019-08-30 |
EP3572717A4 (en) | 2020-09-02 |
EP3572717B1 (en) | 2021-09-01 |
WO2018135637A1 (ja) | 2018-07-26 |
EP3572717A1 (en) | 2019-11-27 |
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