JP2020004599A - 車両用灯具 - Google Patents
車両用灯具 Download PDFInfo
- Publication number
- JP2020004599A JP2020004599A JP2018122651A JP2018122651A JP2020004599A JP 2020004599 A JP2020004599 A JP 2020004599A JP 2018122651 A JP2018122651 A JP 2018122651A JP 2018122651 A JP2018122651 A JP 2018122651A JP 2020004599 A JP2020004599 A JP 2020004599A
- Authority
- JP
- Japan
- Prior art keywords
- light
- light guide
- guide
- emitting
- supply
- 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
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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
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/50—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by aesthetic components not otherwise provided for, e.g. decorative trim, partition walls or covers
-
- 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
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/24—Light guides
-
- 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
- F21S41/148—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device the main emission direction of the LED being perpendicular to the optical axis
-
- 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
- F21S43/10—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
- F21S43/15—Strips of 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
- F21S43/235—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
- F21S43/245—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
- F21S43/27—Attachment thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
-
- 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
- F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
- F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
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)
- Planar Illumination Modules (AREA)
Abstract
Description
Claims (3)
- 棒状の発光用導光部および棒状の光供給用導光部と、
前記発光用導光部に光を入射する第1光源と、
前記光供給用導光部に光を入射する第2光源と、を備え、
前記発光用導光部は、第1方向に延びる第1部分と、前記第1方向と交わる第2方向に延びる第2部分と、前記第1方向から前記第2方向に曲がった形状を有し前記第1部分および前記第2部分をつなぐ第3部分と、を含み、
前記光供給用導光部は、前記第1部分および前記第3部分に沿って延び、前記第3部分の曲がりの外側において断面積が漸減して前記発光用導光部に合流する形状を有し、
前記光供給用導光部は、前記第2光源の光を内部で導光しながら前記発光用導光部に光を入射し、
前記発光用導光部は、前記第1光源および前記第2光源の光を内部で導光しながら前記第1部分、前記第3部分および前記第2部分から光を出射することを特徴とする車両用灯具。 - 前記第1光源の光は、前記発光用導光部の端面から前記発光用導光部に入射し、
前記第2光源の光は、前記光供給用導光部の端面から前記光供給用導光部に入射する請求項1に記載の車両用灯具。 - 前記光供給用導光部の太さは、前記発光用導光部の太さ以下である請求項1または2に記載の車両用灯具。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018122651A JP7125287B2 (ja) | 2018-06-28 | 2018-06-28 | 車両用灯具 |
CN201910538727.8A CN110657397B (zh) | 2018-06-28 | 2019-06-20 | 车辆用灯具 |
CN201920940294.4U CN209856976U (zh) | 2018-06-28 | 2019-06-20 | 车辆用灯具 |
US16/448,177 US10627066B2 (en) | 2018-06-28 | 2019-06-21 | Vehicle lamp |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018122651A JP7125287B2 (ja) | 2018-06-28 | 2018-06-28 | 車両用灯具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020004599A true JP2020004599A (ja) | 2020-01-09 |
JP7125287B2 JP7125287B2 (ja) | 2022-08-24 |
Family
ID=68942565
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018122651A Active JP7125287B2 (ja) | 2018-06-28 | 2018-06-28 | 車両用灯具 |
Country Status (3)
Country | Link |
---|---|
US (1) | US10627066B2 (ja) |
JP (1) | JP7125287B2 (ja) |
CN (2) | CN209856976U (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2020004483A (ja) * | 2018-06-25 | 2020-01-09 | 株式会社小糸製作所 | 車両用灯具 |
JP7125287B2 (ja) * | 2018-06-28 | 2022-08-24 | 株式会社小糸製作所 | 車両用灯具 |
JP7271117B2 (ja) * | 2018-09-19 | 2023-05-11 | 株式会社小糸製作所 | 車両用灯具および車両用灯具の製造方法 |
EP3875848B1 (en) * | 2018-11-02 | 2023-11-29 | Koito Manufacturing Co., Ltd. | Vehicle lamp |
DE102020108943B4 (de) * | 2020-03-31 | 2022-04-28 | HELLA GmbH & Co. KGaA | Beleuchtungsvorrichtung für Fahrzeuge |
TWI761275B (zh) * | 2021-08-05 | 2022-04-11 | 坦德科技股份有限公司 | 車用信號燈具結構以及車用日行燈 |
Citations (6)
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 |
JP2011129250A (ja) * | 2008-03-03 | 2011-06-30 | Fujikura Ltd | 照明装置および光の出射方法 |
JP2015011939A (ja) * | 2013-07-02 | 2015-01-19 | 株式会社小糸製作所 | 車両用灯具 |
JP2015077911A (ja) * | 2013-10-17 | 2015-04-23 | 株式会社小糸製作所 | 車両用灯具 |
JP2016115397A (ja) * | 2014-12-10 | 2016-06-23 | 市光工業株式会社 | 車両用導光部材、車両用灯具 |
JP2017004663A (ja) * | 2015-06-08 | 2017-01-05 | 本田技研工業株式会社 | 導光レンズ及び車両用灯具 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6009194B2 (ja) | 2011-03-31 | 2016-10-19 | Hoya株式会社 | 磁気ディスク用板状ガラス素材の製造方法、磁気ディスク用ガラス基板の製造方法 |
US8870423B2 (en) * | 2011-05-19 | 2014-10-28 | Stanley Electric Co., Ltd. | Vehicle decorative lighting device and vehicle lamp |
DE102013218739A1 (de) * | 2013-09-18 | 2015-03-19 | Automotive Lighting Reutlingen Gmbh | Beleuchtungseinrichtung eines Kraftfahrzeugs |
US10031277B2 (en) * | 2015-11-30 | 2018-07-24 | Continental Automotive Systems, Inc. | Light guide assembly |
JP7125287B2 (ja) * | 2018-06-28 | 2022-08-24 | 株式会社小糸製作所 | 車両用灯具 |
-
2018
- 2018-06-28 JP JP2018122651A patent/JP7125287B2/ja active Active
-
2019
- 2019-06-20 CN CN201920940294.4U patent/CN209856976U/zh active Active
- 2019-06-20 CN CN201910538727.8A patent/CN110657397B/zh active Active
- 2019-06-21 US US16/448,177 patent/US10627066B2/en active Active
Patent Citations (6)
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 |
JP2011129250A (ja) * | 2008-03-03 | 2011-06-30 | Fujikura Ltd | 照明装置および光の出射方法 |
JP2015011939A (ja) * | 2013-07-02 | 2015-01-19 | 株式会社小糸製作所 | 車両用灯具 |
JP2015077911A (ja) * | 2013-10-17 | 2015-04-23 | 株式会社小糸製作所 | 車両用灯具 |
JP2016115397A (ja) * | 2014-12-10 | 2016-06-23 | 市光工業株式会社 | 車両用導光部材、車両用灯具 |
JP2017004663A (ja) * | 2015-06-08 | 2017-01-05 | 本田技研工業株式会社 | 導光レンズ及び車両用灯具 |
Also Published As
Publication number | Publication date |
---|---|
CN110657397B (zh) | 2022-03-04 |
JP7125287B2 (ja) | 2022-08-24 |
US10627066B2 (en) | 2020-04-21 |
CN209856976U (zh) | 2019-12-27 |
CN110657397A (zh) | 2020-01-07 |
US20200003383A1 (en) | 2020-01-02 |
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