JP2019133825A - 車両用灯具 - Google Patents
車両用灯具 Download PDFInfo
- Publication number
- JP2019133825A JP2019133825A JP2018014732A JP2018014732A JP2019133825A JP 2019133825 A JP2019133825 A JP 2019133825A JP 2018014732 A JP2018014732 A JP 2018014732A JP 2018014732 A JP2018014732 A JP 2018014732A JP 2019133825 A JP2019133825 A JP 2019133825A
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- JP
- Japan
- Prior art keywords
- light
- rotating
- reflector
- movable shade
- projection lens
- 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
- 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
-
- 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
- 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
- F21S41/25—Projection lenses
-
- 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
- F21S41/25—Projection lenses
- F21S41/255—Lenses with a front view of circular or truncated circular outline
-
- 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
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
-
- 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
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
- F21S41/321—Optical layout thereof the reflector being a surface of revolution or a planar surface, e.g. truncated
-
- 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
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
- F21S41/33—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature
- F21S41/334—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors
- F21S41/336—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors with discontinuity at the junction between adjacent areas
-
- 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
- F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
- F21S41/43—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades characterised by the shape thereof
-
- 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
- F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
- F21S41/67—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on reflectors
- F21S41/675—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on reflectors by moving reflectors
-
- 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
- F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
- F21S41/68—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on screens
- F21S41/683—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on screens by moving screens
-
- 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
- F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
- F21S41/68—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on screens
- F21S41/683—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on screens by moving screens
- F21S41/686—Blades, i.e. screens moving in a vertical plane
-
- 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
- F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
- F21S41/68—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on screens
- F21S41/683—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on screens by moving screens
- F21S41/689—Flaps, i.e. screens pivoting around one of their edges
-
- 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
- F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
- F21W2102/10—Arrangement or contour of the emitted light
- F21W2102/13—Arrangement or contour of the emitted light for high-beam region or low-beam region
-
- 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
-
- 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
図1は、第1の実施の形態に係る車両用前照灯の水平断面図である。車両用前照灯10は、自動車の前端部の右側に搭載される右側前照灯であり、左側に搭載される前照灯と左右対称である以外は同じ構造である。そのため、以下では、右側の車両用前照灯10について詳述し、左側の車両用前照灯については説明を省略する。
Claims (5)
- 光源と、
前記光源から出射した出射光を回転しながら反射する反射面を有する回転リフレクタと、
前記回転リフレクタで反射された反射光を車両前方に投影する投影レンズと、
前記回転リフレクタと前記投影レンズとの間に設けられた可動シェードと、を備え、
前記可動シェードは、前記反射光を車両前方へ投影する際に該反射光が通過する第1の位置と、前記投影レンズから入射した入射光の少なくとも一部が前記回転リフレクタへ到達しないように遮光する第2の位置と、の間で移動可能に構成されていることを特徴とする車両用灯具。 - 前記可動シェードは、前記第1の位置にあるときに前記反射光が前記投影レンズに向かうように形成された開口部と、前記第2の位置にあるときに前記入射光の少なくとも一部が前記回転リフレクタへ到達しないように遮光する遮光部と、を有することを特徴とする請求項1に記載の車両用灯具。
- 前記可動シェードは、前記回転リフレクタと同軸上に回転軸を有する回転体であることを特徴とする請求項1または2に記載の車両用灯具。
- 前記回転リフレクタの回転に伴い前記可動シェードを前記第1の位置に向かって回動させる移動機構と、
前記回転リフレクタが回転しているときに前記可動シェードが前記第1の位置に留まるように規制する規制機構と、
前記回転リフレクタの回転が停止したときに前記可動シェードを前記第2の位置に向かって回動させる復元機構と、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1項に記載の車両用灯具。 - 前記可動シェードは、前記第2の位置にあるときに前記出射光を前記投影レンズに向けて反射するように構成されていることを特徴とする請求項1乃至4のいずれか1項に記載の車両用灯具。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018014732A JP7001487B2 (ja) | 2018-01-31 | 2018-01-31 | 車両用灯具 |
CN201920101962.4U CN209558250U (zh) | 2018-01-31 | 2019-01-22 | 车辆用灯具 |
US16/253,368 US10551022B2 (en) | 2018-01-31 | 2019-01-22 | Vehicle lamp |
CN201910056490.XA CN110094690B (zh) | 2018-01-31 | 2019-01-22 | 车辆用灯具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018014732A JP7001487B2 (ja) | 2018-01-31 | 2018-01-31 | 車両用灯具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019133825A true JP2019133825A (ja) | 2019-08-08 |
JP7001487B2 JP7001487B2 (ja) | 2022-02-03 |
Family
ID=67391341
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018014732A Active JP7001487B2 (ja) | 2018-01-31 | 2018-01-31 | 車両用灯具 |
Country Status (3)
Country | Link |
---|---|
US (1) | US10551022B2 (ja) |
JP (1) | JP7001487B2 (ja) |
CN (2) | CN209558250U (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7001487B2 (ja) * | 2018-01-31 | 2022-02-03 | 株式会社小糸製作所 | 車両用灯具 |
CN112432128B (zh) * | 2019-08-26 | 2023-01-06 | 株式会社小糸制作所 | 车辆用灯具 |
JP2022022489A (ja) * | 2020-06-24 | 2022-02-07 | 市光工業株式会社 | 車両用灯具 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013115046A (ja) * | 2011-11-24 | 2013-06-10 | Valeo Vision | ヘッドランプに太陽光線が集束することを防止する遮光可動要素 |
WO2015122304A1 (ja) * | 2014-02-13 | 2015-08-20 | 株式会社小糸製作所 | 光学ユニットおよび車両用灯具 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4193713B2 (ja) * | 2004-02-02 | 2008-12-10 | 市光工業株式会社 | ヘッドランプ |
FR2915556B1 (fr) * | 2007-04-25 | 2009-07-17 | Valeo Vision Sa | Projecteur de vehicule automobile comportant un module optique muni d'un masque mobile |
DE102012107946A1 (de) * | 2012-08-29 | 2014-03-06 | Hella Kgaa Hueck & Co. | Verfahren für den Betrieb eines Lichtsystems |
JP6114653B2 (ja) * | 2013-07-16 | 2017-04-12 | 株式会社小糸製作所 | 車両用灯具 |
EP3050750A4 (en) * | 2013-09-26 | 2017-07-05 | Koito Manufacturing Co., Ltd. | Vehicular lighting fixture control system |
JP6274891B2 (ja) * | 2014-02-03 | 2018-02-07 | 株式会社小糸製作所 | 車両用灯具 |
JP2015153512A (ja) * | 2014-02-12 | 2015-08-24 | 株式会社小糸製作所 | 車輌用灯具 |
FR3024685B1 (fr) * | 2014-08-06 | 2016-08-26 | Peugeot Citroen Automobiles Sa | Dispositif d'eclairage remplacable et a reflecteur rotatif, pour un bloc optique de vehicule |
DE102014115068A1 (de) * | 2014-10-16 | 2016-04-21 | Osram Opto Semiconductors Gmbh | Beleuchtungsanordnung |
KR101655556B1 (ko) * | 2014-11-03 | 2016-09-23 | 현대자동차주식회사 | 무드등과 독서등 겸용 램프 |
JP6812120B2 (ja) * | 2016-03-25 | 2021-01-13 | 株式会社小糸製作所 | 車両用灯具、および当該車両用灯具を備えた車両 |
CN107420751B (zh) * | 2017-06-29 | 2020-06-23 | 东莞市闻誉实业有限公司 | 滑动照明装置 |
JP6985907B2 (ja) * | 2017-11-30 | 2021-12-22 | 株式会社小糸製作所 | 灯具ユニット |
JP7001487B2 (ja) * | 2018-01-31 | 2022-02-03 | 株式会社小糸製作所 | 車両用灯具 |
-
2018
- 2018-01-31 JP JP2018014732A patent/JP7001487B2/ja active Active
-
2019
- 2019-01-22 US US16/253,368 patent/US10551022B2/en not_active Expired - Fee Related
- 2019-01-22 CN CN201920101962.4U patent/CN209558250U/zh active Active
- 2019-01-22 CN CN201910056490.XA patent/CN110094690B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013115046A (ja) * | 2011-11-24 | 2013-06-10 | Valeo Vision | ヘッドランプに太陽光線が集束することを防止する遮光可動要素 |
WO2015122304A1 (ja) * | 2014-02-13 | 2015-08-20 | 株式会社小糸製作所 | 光学ユニットおよび車両用灯具 |
Also Published As
Publication number | Publication date |
---|---|
JP7001487B2 (ja) | 2022-02-03 |
CN209558250U (zh) | 2019-10-29 |
US10551022B2 (en) | 2020-02-04 |
CN110094690B (zh) | 2021-11-30 |
US20190234578A1 (en) | 2019-08-01 |
CN110094690A (zh) | 2019-08-06 |
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