JP6987523B2 - 車両用灯具 - Google Patents
車両用灯具 Download PDFInfo
- Publication number
- JP6987523B2 JP6987523B2 JP2017080359A JP2017080359A JP6987523B2 JP 6987523 B2 JP6987523 B2 JP 6987523B2 JP 2017080359 A JP2017080359 A JP 2017080359A JP 2017080359 A JP2017080359 A JP 2017080359A JP 6987523 B2 JP6987523 B2 JP 6987523B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- light emitting
- vehicle lamp
- emitting element
- filter member
- 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
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
- F21S43/13—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
- F21S43/14—Light emitting diodes [LED]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/236—Light guides characterised by the shape of the light guide
- F21S43/237—Light guides characterised by the shape of the light guide rod-shaped
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/242—Light guides characterised by the emission area
- F21S43/243—Light guides characterised by the emission area emitting light from one or more of its extremities
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/242—Light guides characterised by the emission area
- F21S43/245—Light guides characterised by the emission area emitting light from one or more of its major surfaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/249—Light guides with two or more light sources being coupled into the light guide
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
- F21S43/251—Light guides the light guides being used to transmit light from remote light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/255—Filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/26—Refractors, transparent cover plates, light guides or filters not provided in groups F21S43/235 - F21S43/255
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2107/00—Light sources with three-dimensionally disposed light-generating elements
- F21Y2107/50—Light sources with three-dimensionally disposed light-generating elements on planar substrates or supports, but arranged in different planes or with differing orientation, e.g. on plate-shaped supports with steps on which light-generating elements are mounted
Landscapes
- 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)
Description
以下、本発明の実施の形態について、図面を参照して詳細に説明する。各図面に示される同一または同等の構成要素、部材、処理には、同一の符号を付すものとし、適宜重複した説明は省略する。図1は、本実施形態における車両用灯具100を示す模式断面図である。図中左が車両用灯具100の前方であり、図中右が後方である。図中上下方向は車両用灯具100の上下方向であるが、車両用灯具100の左右方向であってもよい。図1に示すように車両用灯具100は、筐体部10と、発光素子20と、光ファイバ30と、保持部材40a〜dと、フィルタ部材50と、レンズ部60とを備えている。
次に、本発明の第2実施形態について図2を用いて説明する。第1実施形態と重複する内容は説明を省略する。図3は、本実施形態における車両用灯具110を示す模式断面図である。図3に示すように車両用灯具110は、搭載基板11と、複数の発光素子20と、フィルタ部材50と、ライトガイド70a〜cとを備えている。筐体部10と、レンズ部60については図示を省略する。
次に、本発明の第3実施形態について図4を用いて説明する。第1実施形態と重複する内容は説明を省略する。図4は、本実施形態における車両用灯具120を示す模式断面図である。図4に示すように車両用灯具120は、複数の発光素子20と、フィルタ部材50と、透過基板80a〜cとを備えている。筐体部10と、レンズ部60については図示を省略する。
次に、本発明の第4実施形態について図5を用いて説明する。第1実施形態と重複する内容は説明を省略する。図5は、本実施形態における車両用灯具130を示す模式断面図である。図5に示すように車両用灯具130は、複数の発光素子20と、フィルタ部材50と、搭載部材90を備えている。筐体部10と、レンズ部60については図示を省略する。
100,110,120,130…車両用灯具
11…搭載基板
20…発光素子
30…光ファイバ
31…光入射端面
32…光出射端面
40a〜40d…保持部材
41…貫通孔
50…フィルタ部材
51…領域
52…輝点
60…レンズ部
70a〜70c…ライトガイド
71…反射ステップ
80a〜80c…透過基板
90…搭載部材
91a…搭載面
Claims (6)
- 光を拡散して照射する複数の光照射部と、
表面に二次元回折格子の微細ステップが形成され、前記光照射部からの光を透過するフィルタ部材を備え、
前記複数の光照射部は、前記フィルタ部材との距離が少なくとも一つで異なっていることを特徴とする車両用灯具。 - 請求項1に記載の車両用灯具であって、
光源と、複数の光ファイバと、保持部材をさらに備え、
前記光ファイバの光入射端面は前記光源に対向して配置され、
前記光ファイバの光出射端面近傍が前記保持部材によって保持され、
前記光出射端面が前記光照射部であることを特徴とする車両用灯具。 - 請求項2に記載の車両用灯具であって、
前記光出射端面には、光を拡散するための光拡散部が形成されていることを特徴とする車両用灯具。 - 請求項1に記載の車両用灯具であって、
前記光照射部は発光素子であり、光を透過する透過基板上に前記発光素子が搭載されていることを特徴とする車両用灯具。 - 請求項1に記載の車両用灯具であって、
前記光照射部は発光素子であり、高さが異なる面を有する搭載部材上に前記発光素子が搭載されていることを特徴とする車両用灯具。 - 請求項1に記載の車両用灯具であって、
光源と、複数のライトガイドを備え、
前記ライトガイドの光入射端面は前記光源に対向して配置され、
前記ライトガイドの側壁に前記光源からの光を反射する反射ステップが形成されており、
前記光照射部は前記反射ステップであることを特徴とする車両用灯具。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017080359A JP6987523B2 (ja) | 2017-04-14 | 2017-04-14 | 車両用灯具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017080359A JP6987523B2 (ja) | 2017-04-14 | 2017-04-14 | 車両用灯具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018181623A JP2018181623A (ja) | 2018-11-15 |
JP6987523B2 true JP6987523B2 (ja) | 2022-01-05 |
Family
ID=64275705
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017080359A Active JP6987523B2 (ja) | 2017-04-14 | 2017-04-14 | 車両用灯具 |
Country Status (1)
Country | Link |
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JP (1) | JP6987523B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6998202B2 (ja) * | 2017-12-28 | 2022-02-04 | 株式会社小糸製作所 | 灯具 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0619204U (ja) * | 1992-08-19 | 1994-03-11 | 市光工業株式会社 | 車両用灯具 |
JPH08138407A (ja) * | 1994-11-09 | 1996-05-31 | Nippondenso Co Ltd | 照明装置 |
JP3076238B2 (ja) * | 1995-12-28 | 2000-08-14 | 株式会社デンソー | 車両用信号灯具 |
JP5788145B2 (ja) * | 2010-02-26 | 2015-09-30 | 富士通株式会社 | 照明装置及び電子機器 |
JP6062189B2 (ja) * | 2012-03-05 | 2017-01-18 | 株式会社小糸製作所 | 車両用ランプ |
JP6629008B2 (ja) * | 2014-12-18 | 2020-01-15 | 株式会社小糸製作所 | 灯具 |
JP6653521B2 (ja) * | 2015-01-23 | 2020-02-26 | 株式会社小糸製作所 | 路面描画用灯具ユニット |
-
2017
- 2017-04-14 JP JP2017080359A patent/JP6987523B2/ja active Active
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JP2018181623A (ja) | 2018-11-15 |
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