JP2021182488A - 車両用導光体及び車両用灯具 - Google Patents
車両用導光体及び車両用灯具 Download PDFInfo
- Publication number
- JP2021182488A JP2021182488A JP2020086895A JP2020086895A JP2021182488A JP 2021182488 A JP2021182488 A JP 2021182488A JP 2020086895 A JP2020086895 A JP 2020086895A JP 2020086895 A JP2020086895 A JP 2020086895A JP 2021182488 A JP2021182488 A JP 2021182488A
- Authority
- JP
- Japan
- Prior art keywords
- light
- light guide
- incident
- vehicle
- unit
- 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
- 230000001154 acute effect Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 7
- 230000002093 peripheral effect Effects 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000013589 supplement Substances 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
- 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
- F21S43/241—Light guides characterised by the shape of the light guide of complex shape
-
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2103/00—Exterior vehicle lighting devices for signalling purposes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2103/00—Exterior vehicle lighting devices for signalling purposes
- F21W2103/20—Direction indicator lights
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2103/00—Exterior vehicle lighting devices for signalling purposes
- F21W2103/35—Brake lights
-
- 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
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Abstract
Description
Claims (6)
- 光源からの光を制御して入射する入射面と、前記光の一部を第1方向に反射する第1反射面と、前記光の一部を前記第1方向とは異なる第2方向に反射する第2反射面とを有する入射側導光部と、
前記入射側導光部から前記第1方向に分岐し、前記第1反射面で反射された前記光を正面側に出射する第1出射面を有する出射側導光部と、
前記入射側導光部から前記第2方向に分岐し、前記第2反射面で反射された前記光を外部ユニットに供給する第2出射面を有する供給側導光部と
を備え、
前記第1反射面は、前記出射側導光部からの光を前記入射面側又は前記出射側導光部側へ向けて反射するように設けられる
車両用導光体。 - 前記第1方向と前記第2方向とは、反対方向である
請求項1に記載の車両用導光体。 - 前記第1反射面は、前記出射側導光部側から前記第2方向を見た場合に前記供給側導光部の全体を覆う範囲に設けられる
請求項2に記載の車両用導光体。 - 前記入射側導光部は、前記出射側導光部との間で鋭角を形成するように一方向に延びている
請求項1又は請求項2に記載の車両用導光体。 - 前記出射側導光部は、前記第1方向の端部に他の光源からの光を入射可能な入射端面を有し、
前記出射側導光部からの光は、前記入射端面から入射した光を含む
請求項1から請求項4のいずれか一項に記載の車両用導光体。 - 光源と、請求項1から請求項5のいずれか一項に記載の車両用導光体と、を有する第1灯具ユニットと、
前記第1灯具ユニットと分離して設けられ、前記車両用導光体の前記第2出射面から出射される前記光が供給される第2灯具ユニットと
を備える車両用灯具。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020086895A JP7456281B2 (ja) | 2020-05-18 | 2020-05-18 | 車両用導光体及び車両用灯具 |
PCT/JP2021/018401 WO2021235345A1 (ja) | 2020-05-18 | 2021-05-14 | 車両用導光体及び車両用灯具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020086895A JP7456281B2 (ja) | 2020-05-18 | 2020-05-18 | 車両用導光体及び車両用灯具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021182488A true JP2021182488A (ja) | 2021-11-25 |
JP7456281B2 JP7456281B2 (ja) | 2024-03-27 |
Family
ID=78606752
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020086895A Active JP7456281B2 (ja) | 2020-05-18 | 2020-05-18 | 車両用導光体及び車両用灯具 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP7456281B2 (ja) |
WO (1) | WO2021235345A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023105962A1 (ja) * | 2021-12-08 | 2023-06-15 | スタンレー電気株式会社 | 車両用灯具 |
WO2024043045A1 (ja) * | 2022-08-24 | 2024-02-29 | スタンレー電気株式会社 | 車両用灯具 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023212585A1 (en) * | 2022-04-26 | 2023-11-02 | Valeo Vision | Bi-directional light guide for a vehicle lamp |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009110477A1 (ja) | 2008-03-03 | 2009-09-11 | 株式会社フジクラ | ドアミラー装置 |
JP2016029606A (ja) | 2014-07-25 | 2016-03-03 | スタンレー電気株式会社 | 車両用灯具 |
WO2018074242A1 (ja) | 2016-10-17 | 2018-04-26 | 株式会社小糸製作所 | 車両用灯具 |
-
2020
- 2020-05-18 JP JP2020086895A patent/JP7456281B2/ja active Active
-
2021
- 2021-05-14 WO PCT/JP2021/018401 patent/WO2021235345A1/ja active Application Filing
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023105962A1 (ja) * | 2021-12-08 | 2023-06-15 | スタンレー電気株式会社 | 車両用灯具 |
WO2024043045A1 (ja) * | 2022-08-24 | 2024-02-29 | スタンレー電気株式会社 | 車両用灯具 |
Also Published As
Publication number | Publication date |
---|---|
WO2021235345A1 (ja) | 2021-11-25 |
JP7456281B2 (ja) | 2024-03-27 |
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