JP7279358B2 - 車両用灯具 - Google Patents
車両用灯具 Download PDFInfo
- Publication number
- JP7279358B2 JP7279358B2 JP2018242027A JP2018242027A JP7279358B2 JP 7279358 B2 JP7279358 B2 JP 7279358B2 JP 2018242027 A JP2018242027 A JP 2018242027A JP 2018242027 A JP2018242027 A JP 2018242027A JP 7279358 B2 JP7279358 B2 JP 7279358B2
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- JP
- Japan
- Prior art keywords
- light
- light guide
- irradiation direction
- wall surface
- emitted
- 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
- F21S43/20—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
- F21S43/239—Light guides characterised by the shape of the light guide plate-shaped
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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
- F21S43/20—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
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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
- F21S43/20—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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Description
Claims (3)
- 光源と、前記光源からの出射光を照射方向の前側へと導く導光体と、を備え、
前記導光体は、前記光源からの前記出射光を前記照射方向の前側へ導く導光部と、
前記導光部で導かれた前記出射光を前記照射方向の前側へ出射させる出射面と、を有し、
前記出射面は、前記照射方向に直交する厚さ方向で前記導光部よりも大きな寸法とされ、
前記導光部は、前記照射方向に伸びる立壁面を有し、
前記立壁面には、少なくとも一部に拡散部が設けられ、
前記導光体は、前記導光部の前記照射方向の前側において、前記導光部よりも段差を付けて前記厚さ方向に拡張された拡張箇所を有し、
前記出射面は、前記拡張箇所における前記照射方向の前側の端部に形成され、
前記光源は、前記照射方向および前記厚さ方向を含む面に対して傾斜する傾斜方向に複数が並んで設けられ、
前記導光体は、複数の前記光源に個別に対応して複数の入射箇所を有し、
前記立壁面は、複数の前記入射箇所に個別に対応して複数設けられ、
複数の前記入射箇所は、前記導光部における前記光源に対向される箇所を部分的に凹ませた凹所と、前記凹所を取り囲む環状反射面と、を有し、
前記環状反射面は、少なくとも一部が、前記光源から前記凹所を経た前記出射光を、前記立壁面へ向けて反射させる調整反射箇所とされていることを特徴とする車両用灯具。 - 前記拡散部は、前記照射方向に延びる凹部および凸部の少なくとも一方が並んで形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。
- 前記立壁面は、隣接する2つの前記入射箇所を架け渡して設けられていることを特徴とする請求項1または請求項2に記載の車両用灯具。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018242027A JP7279358B2 (ja) | 2018-12-26 | 2018-12-26 | 車両用灯具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018242027A JP7279358B2 (ja) | 2018-12-26 | 2018-12-26 | 車両用灯具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020107394A JP2020107394A (ja) | 2020-07-09 |
JP7279358B2 true JP7279358B2 (ja) | 2023-05-23 |
Family
ID=71449288
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018242027A Active JP7279358B2 (ja) | 2018-12-26 | 2018-12-26 | 車両用灯具 |
Country Status (1)
Country | Link |
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JP (1) | JP7279358B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3120111A1 (fr) * | 2021-02-19 | 2022-08-26 | Psa Automobiles Sa | Guide de lumière pour bloc optique de véhicule automobile, bloc optique et véhicule automobile associés |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017010770A (ja) | 2015-06-22 | 2017-01-12 | スタンレー電気株式会社 | 車両用コンビネーションランプ |
JP2017033836A (ja) | 2015-08-04 | 2017-02-09 | 株式会社小糸製作所 | 車両用灯具 |
JP2018026192A (ja) | 2016-08-08 | 2018-02-15 | スタンレー電気株式会社 | 車両用灯具 |
-
2018
- 2018-12-26 JP JP2018242027A patent/JP7279358B2/ja active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2017010770A (ja) | 2015-06-22 | 2017-01-12 | スタンレー電気株式会社 | 車両用コンビネーションランプ |
JP2017033836A (ja) | 2015-08-04 | 2017-02-09 | 株式会社小糸製作所 | 車両用灯具 |
JP2018026192A (ja) | 2016-08-08 | 2018-02-15 | スタンレー電気株式会社 | 車両用灯具 |
Also Published As
Publication number | Publication date |
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JP2020107394A (ja) | 2020-07-09 |
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