JP5945125B2 - 車両用灯具 - Google Patents
車両用灯具 Download PDFInfo
- Publication number
- JP5945125B2 JP5945125B2 JP2012024135A JP2012024135A JP5945125B2 JP 5945125 B2 JP5945125 B2 JP 5945125B2 JP 2012024135 A JP2012024135 A JP 2012024135A JP 2012024135 A JP2012024135 A JP 2012024135A JP 5945125 B2 JP5945125 B2 JP 5945125B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- projection lens
- light source
- lens unit
- protrusions
- 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
-
- 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
- B60Q1/0029—Spatial arrangement
- B60Q1/0041—Spatial arrangement of several lamps in relation to each other
-
- 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
- B60Q1/0029—Spatial arrangement
- B60Q1/0041—Spatial arrangement of several lamps in relation to each other
- B60Q1/0047—Signalling unit mounted on a headlamp unit
-
- 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]
- F21S41/143—Light emitting diodes [LED] the main emission direction of the LED being parallel 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]
- F21S41/147—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]
- F21S41/151—Light emitting diodes [LED] arranged in one or more lines
-
- 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
- F21S41/331—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of complete annular areas
- F21S41/332—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of complete annular areas with continuity 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
- 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)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Description
光源と、
前記光源から出射された光が通過するレンズと、
前記光源と前記レンズの間に配置された第1リフレクタとを備え、
前記第1リフレクタの光反射面には、前記光源の発光中心と前記レンズの入射面の端縁を結ぶ仮想線に向かって突出する複数の突起が形成されており、
前記複数の突起は前記光の出射方向に沿って規則的に配列されている。
第1レンズと第2レンズを有するレンズ部と、
前記第1レンズを通じて光を照射する第1光源と、
前記第2レンズを通じて光を照射する第2光源と、
前記第1光源と前記第1レンズの間の第1空間と、前記第2光源と前記第2レンズの間の第2空間とを隔てる隔壁部とを備え、
前記隔壁部は、前記第1空間および前記第2空間に向かって突出する複数の突起を有し、
前記複数の突起の先端は、前記第1光源の発光中心と前記第1レンズの入射面の端縁を結ぶ仮想線の外側、および前記第2光源の発光中心と前記第2レンズの入射面の端縁を結ぶ仮想線の外側に配置されている。
Claims (4)
- 一体に成形された第1投射レンズ部と第2投射レンズ部を有する複合投射レンズと、
第1の光を出射する第1光源と、
第2の光を出射する第2光源と、
前記第1光源と前記第1投射レンズ部の間の第1空間と、前記第2光源と前記第2投射レンズ部の間の第2空間とを隔てる隔壁部と、
を備えており、
前記隔壁部は、
前記第1の光の出射方向に沿って配列されており、各々が前記第1空間に向かって突出している複数の第1突起と、
前記第2の光の出射方向に沿って配列されており、各々が前記第2空間に向かって突出している複数の第2突起と、
を有しており、
前記複数の第1突起の各先端は、前記第1光源の発光中心と前記第1投射レンズ部の入射面の端縁を結ぶ第1仮想線の外側に配置されており、
前記複数の第2突起の各先端は、前記第2光源の発光中心と前記第2投射レンズ部の入射面の端縁を結ぶ第2仮想線の外側に配置されており、
前記複数の第1突起は、前記第1光源から出射されて前記第1仮想線の外側を進行する配光制御されていない光を捕捉して前記第2空間への侵入を防止するように構成されており、
前記複数の第2突起は、前記第2光源から出射されて前記第2仮想線の外側を進行する配光制御されていない光を捕捉して前記第1空間への侵入を防止するように構成されており、
前記第1投射レンズ部は、通過した第1の光が第1配光パターンを形成するように構成されており、
前記第2投射レンズ部は、通過した第2の光が前記第1配光パターンと異なる第2配光パターンを形成するように構成されている、
車両用灯具。 - 前記第1配光パターンと前記第2配光パターンは、異なる領域に形成される、
請求項1に記載の車両用灯具。 - 前記第1光源は、楕円面リフレクタを備える光学系の一部であり、
前記第2光源は、リフレクタを備えていない光学系の一部である、
請求項1または2に記載の車両用灯具。 - 前記第1投射レンズ部と前記第2投射レンズ部は、両凸レンズである、
請求項1から3のいずれか一項に記載の車両用灯具。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012024135A JP5945125B2 (ja) | 2012-02-07 | 2012-02-07 | 車両用灯具 |
PCT/JP2013/052100 WO2013118625A1 (ja) | 2012-02-07 | 2013-01-30 | 灯具ユニットおよび車両用灯具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012024135A JP5945125B2 (ja) | 2012-02-07 | 2012-02-07 | 車両用灯具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013161708A JP2013161708A (ja) | 2013-08-19 |
JP5945125B2 true JP5945125B2 (ja) | 2016-07-05 |
Family
ID=48947390
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012024135A Active JP5945125B2 (ja) | 2012-02-07 | 2012-02-07 | 車両用灯具 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP5945125B2 (ja) |
WO (1) | WO2013118625A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101846349B1 (ko) * | 2017-08-04 | 2018-05-18 | 주식회사 시티컴 | 엘이디 조명 하우징 및 엘이디 소자 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6430120B2 (ja) * | 2014-01-23 | 2018-11-28 | 株式会社小糸製作所 | 二輪車用前照灯 |
JP2016170910A (ja) * | 2015-03-11 | 2016-09-23 | パナソニックIpマネジメント株式会社 | 照明装置及び照明装置を備える移動体 |
WO2023189960A1 (ja) * | 2022-03-31 | 2023-10-05 | 株式会社小糸製作所 | 車両用灯具 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4397394B2 (ja) * | 2003-01-24 | 2010-01-13 | ディジタル・オプティクス・インターナショナル・コーポレイション | 高密度照明システム |
WO2006095692A1 (ja) * | 2005-03-07 | 2006-09-14 | The Furukawa Electric Co., Ltd. | Led灯具 |
JP2011039395A (ja) * | 2009-08-17 | 2011-02-24 | Canon Inc | 照明装置及びそれを有する画像表示装置 |
-
2012
- 2012-02-07 JP JP2012024135A patent/JP5945125B2/ja active Active
-
2013
- 2013-01-30 WO PCT/JP2013/052100 patent/WO2013118625A1/ja active Application Filing
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101846349B1 (ko) * | 2017-08-04 | 2018-05-18 | 주식회사 시티컴 | 엘이디 조명 하우징 및 엘이디 소자 |
Also Published As
Publication number | Publication date |
---|---|
WO2013118625A1 (ja) | 2013-08-15 |
JP2013161708A (ja) | 2013-08-19 |
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