JP7441399B2 - 車両用灯具 - Google Patents
車両用灯具 Download PDFInfo
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- JP7441399B2 JP7441399B2 JP2019213660A JP2019213660A JP7441399B2 JP 7441399 B2 JP7441399 B2 JP 7441399B2 JP 2019213660 A JP2019213660 A JP 2019213660A JP 2019213660 A JP2019213660 A JP 2019213660A JP 7441399 B2 JP7441399 B2 JP 7441399B2
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- light
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- light emitting
- vehicle
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- 230000001902 propagating effect Effects 0.000 claims description 28
- 230000003287 optical effect Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000644 propagated effect Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
Images
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
- F21S43/236—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
- F21S43/245—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
- F21S43/247—Light guides with a single light source 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
- F21W2103/10—Position 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
- F21W2103/20—Direction indicator 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
- F21Y2101/00—Point-like light sources
-
- 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]
-
- 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
- F21Y2115/30—Semiconductor lasers
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Planar Illumination Modules (AREA)
Description
光源と、
前記光源に光学的に結合されるインナーレンズを含み、
前記インナーレンズは、
車幅方向に沿って延びる第1光出射面と、
前記車幅方向に沿って複数の第1プリズム部が配列された第1光反射面にして、各第1プリズム部がインナーレンズ内の伝播光を前記第1光出射面に向けて反射するように設けられる第1光反射面と、
前記車幅方向沿いの前記伝播光の伝播方向に関して前記第1光出射面の遠位に隣接して設けられた第2光出射面と、
前記第2光出射面に少なくとも部分的に対向して配置された第2光反射面を含み、
前記第2光出射面は、前記車幅方向に沿って伝播する前記伝播光の一部が透過するように前記第1光出射面に関して傾斜して設けられ、
前記第2光反射面には、前記第2光出射面により反射された前記伝播光の少なくとも一部を前記第2光出射面に向けて再反射する複数の第2プリズム部が設けられる。
43,44 光出射面
37j,47j,48j,49j プリズム部
Claims (8)
- インナーレンズと、
インナー部材を備える車両用灯具であって、
前記インナーレンズは、
第1方向に沿って延びる第1光出射面と、
前記第1方向に沿って複数の第1プリズム部が配列された第1光反射面にして、各第1プリズム部がインナーレンズ内の伝播光を前記第1光出射面に向けて反射するように設けられる第1光反射面を備え、
前記第1方向沿いの前記伝播光の伝播方向に関して前記第1光出射面の遠位に隣接して設けられた第2光出射面と、
前記第2光出射面に少なくとも部分的に対向して配置された第2光反射面を更に含み、
前記第2光出射面は、前記第1方向に沿って伝播する前記伝播光の一部が透過するように前記第1光出射面に関して傾斜して設けられ、
前記第2光反射面には、前記第2光出射面により反射された前記伝播光の少なくとも一部を前記第2光出射面に向けて再反射する複数の第2プリズム部が設けられ、
前記インナー部材は、前記第1方向に沿って前記インナーレンズ内を伝播し、前記第2プリズム部により反射されることなく前記第2光出射面を介して前記インナーレンズから出射された光を反射する複数のプリズム部を有する、車両用灯具。 - 前記第2光反射面は、反射膜により少なくとも部分的に被覆されることを特徴とする、請求項1に記載の車両用灯具。
- 前記第2光反射面は、前記第1方向沿いの前記伝播光の伝播方向に関して前記第1光反射面の遠位に隣接して設けられることを特徴とする、請求項1又は2に記載の車両用灯具。
- 前記第2光出射面及び前記第2光反射面よりも前記第1光出射面から遠位に設けられた取付端を更に備えることを特徴とする、請求項1乃至3のいずれか一項に記載の車両用灯具。
- 前記取付端は、前記第2光出射面及び/又は前記第2光反射面により反射された光を再反射する複数の第3プリズム部を有する、請求項4に記載の車両用灯具。
- 前記インナーレンズの前記取付端が前記インナー部材に対して嵌合される、請求項4又は5に記載の車両用灯具。
- 前記インナー部材の前記複数のプリズム部は、前記第1光反射面が存在する平面に沿って配列される、請求項1乃至6のいずれか一項に記載の車両用灯具。
- 前記第1プリズム部のピッチ間隔と前記インナー部材の前記プリズム部のピッチ間隔が実質的に一致する、請求項1乃至7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 |
---|---|---|---|
JP2019213660A JP7441399B2 (ja) | 2019-11-26 | 2019-11-26 | 車両用灯具 |
PCT/JP2020/043881 WO2021106951A1 (ja) | 2019-11-26 | 2020-11-25 | インナーレンズ及びこれを含む車両用灯具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019213660A JP7441399B2 (ja) | 2019-11-26 | 2019-11-26 | 車両用灯具 |
Publications (2)
Publication Number | Publication Date |
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JP2021086694A JP2021086694A (ja) | 2021-06-03 |
JP7441399B2 true JP7441399B2 (ja) | 2024-03-01 |
Family
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JP2019213660A Active JP7441399B2 (ja) | 2019-11-26 | 2019-11-26 | 車両用灯具 |
Country Status (2)
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JP (1) | JP7441399B2 (ja) |
WO (1) | WO2021106951A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP7083943B1 (ja) | 2021-05-24 | 2022-06-13 | Dmg森精機株式会社 | 情報処理装置 |
WO2023022908A1 (en) * | 2021-08-16 | 2023-02-23 | Gentex Corporation | Dual-function imaging system |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007191059A (ja) | 2006-01-19 | 2007-08-02 | Ichikoh Ind Ltd | 車両用灯具、車両用灯具を備える車両用アウトサイドミラー装置 |
JP2013045671A (ja) | 2011-08-25 | 2013-03-04 | Stanley Electric Co Ltd | 車両用灯具 |
JP2013191412A (ja) | 2012-03-14 | 2013-09-26 | Koito Mfg Co Ltd | 車両用灯具 |
JP2015133212A (ja) | 2014-01-10 | 2015-07-23 | 市光工業株式会社 | 車両用灯具 |
JP2016155515A (ja) | 2015-02-26 | 2016-09-01 | 株式会社村上開明堂 | ターンランプ |
-
2019
- 2019-11-26 JP JP2019213660A patent/JP7441399B2/ja active Active
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2020
- 2020-11-25 WO PCT/JP2020/043881 patent/WO2021106951A1/ja active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007191059A (ja) | 2006-01-19 | 2007-08-02 | Ichikoh Ind Ltd | 車両用灯具、車両用灯具を備える車両用アウトサイドミラー装置 |
JP2013045671A (ja) | 2011-08-25 | 2013-03-04 | Stanley Electric Co Ltd | 車両用灯具 |
JP2013191412A (ja) | 2012-03-14 | 2013-09-26 | Koito Mfg Co Ltd | 車両用灯具 |
JP2015133212A (ja) | 2014-01-10 | 2015-07-23 | 市光工業株式会社 | 車両用灯具 |
JP2016155515A (ja) | 2015-02-26 | 2016-09-01 | 株式会社村上開明堂 | ターンランプ |
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WO2021106951A1 (ja) | 2021-06-03 |
JP2021086694A (ja) | 2021-06-03 |
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