JP7607566B2 - 車両用灯具 - Google Patents
車両用灯具 Download PDFInfo
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- JP7607566B2 JP7607566B2 JP2021537299A JP2021537299A JP7607566B2 JP 7607566 B2 JP7607566 B2 JP 7607566B2 JP 2021537299 A JP2021537299 A JP 2021537299A JP 2021537299 A JP2021537299 A JP 2021537299A JP 7607566 B2 JP7607566 B2 JP 7607566B2
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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
- F21S41/19—Attachment of light sources or lamp holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
- B60Q1/06—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle
- B60Q1/076—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights adjustable, e.g. remotely-controlled from inside vehicle by electrical means including means to transmit the movements, e.g. shafts or joints
-
- 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
- F21S41/16—Laser 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
- 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
- F21S41/30—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
- F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
-
- 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
- F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
- F21S41/63—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on refractors, filters or transparent cover plates
- F21S41/635—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on refractors, filters or transparent cover plates by moving refractors, filters or transparent cover plates
-
- 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
- F21S41/63—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on refractors, filters or transparent cover plates
- F21S41/64—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on refractors, filters or transparent cover plates by changing their light transmissivity, e.g. by liquid crystal or electrochromic devices
-
- 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
- F21S41/65—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources
- F21S41/657—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by moving 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
- 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
- F21S41/20—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
- 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
- F21W2103/00—Exterior vehicle lighting devices for signalling purposes
- F21W2103/60—Projection of signs from lighting devices, e.g. symbols or information being projected onto the road
-
- 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)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Description
図1は、本実施形態における車両用灯具を示す図であり、車両用灯具の鉛直方向の断面を概略的に示す図である。本実施形態の車両用灯具1は自動車用の前照灯とされる。自動車用の前照灯は、一般的に車両の前方の左右方向のそれぞれに備えられるものであり、左右の前照灯は左右方向に概ね対称の構成とされる。従って、本実施形態では、一方の前照灯について説明する。図1に示すように、本実施形態の車両用灯具1は、筐体10と、灯具ユニット20とを主な構成として備える。
次に、本発明の第2実施形態について図6を参照して詳細に説明する。なお、第1実施形態と同一又は同等の構成要素については、特に説明する場合を除き、同一の参照符号を付して重複する説明は省略する。
次に、本発明の第3実施形態について図8を参照して詳細に説明する。なお、第1実施形態と同一又は同等の構成要素については、特に説明する場合を除き、同一の参照符号を付して重複する説明は省略する。
Claims (6)
- 光源と、
前記光源から出射する光が照射されて光を前方に出射するとともに出射する当該光の配光パターンを変更可能である配光パターン形成部と、
前記光源と前記配光パターン形成部とを支持する支持部材と、
を有する灯具ユニットを備え、
前記灯具ユニットは、前記配光パターン形成部から出射する光の配光パターンの変化に応じて当該灯具ユニットから出射する光の出射方向を調節し、
前記支持部材は、前記配光パターン形成部から出射する光の配光パターンの変化に応じて前後方向に傾倒する
ことを特徴とする車両用灯具。 - 光源と、
前記光源から出射する光が照射されて光を出射するとともに出射する当該光の配光パターンを変更可能である配光パターン形成部と、
前記配光パターン形成部から出射する光が透過する投影レンズと、
を有する灯具ユニットを備え、
前記灯具ユニットは、前記配光パターン形成部から出射する光の配光パターンの変化に応じて当該灯具ユニットから出射する光の出射方向を調節し、
前記配光パターン形成部から出射し前記投影レンズに入射する光の配光パターンの変化に応じて前記投影レンズと前記配光パターン形成部とが前記配光パターン形成部から出射する光の伝搬方向に対して非平行な方向に相対的に移動する
ことを特徴とする車両用灯具。 - 前記配光パターン形成部は、傾倒状態を個別に切り替え可能である複数の反射素子の反射面によって構成され前記光源から出射する光が照射される反射制御面を有し、前記光源から出射する光を前記反射制御面によって反射して前記複数の反射素子の傾倒状態に応じる配光パターンを形成する反射装置とされる
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。 - 前記配光パターン形成部は、変更可能な位相変調パターンで前記光源から出射する光を回折し、前記位相変調パターンに基づく配光パターンの光を出射する位相変調素子とされる
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。 - 前記配光パターン形成部は、出射する光の配光パターンをハイビームの配光パターンと路面に描画される所定の画像を構成する配光パターンとで変更し、
前記ハイビームの配光パターンと前記所定の画像を構成する配光パターンとでの変更に応じて、前記支持部材が前後方向に傾倒する
ことを特徴とする請求項1に記載の車両用灯具。 - 前記投影レンズに入射する光の配光パターンは、ハイビームの配光パターンと路面に描画される所定の画像を構成する配光パターンとで変更され、
前記ハイビームの配光パターンと前記所定の画像を構成する配光パターンとでの変更に応じて、前記投影レンズと前記配光パターン形成部とが上下方向に相対的に移動する
ことを特徴とする請求項2に記載の車両用灯具。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019144032 | 2019-08-05 | ||
| JP2019144032 | 2019-08-05 | ||
| PCT/JP2020/029607 WO2021024970A1 (ja) | 2019-08-05 | 2020-08-03 | 車両用灯具 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2021024970A1 JPWO2021024970A1 (ja) | 2021-02-11 |
| JP7607566B2 true JP7607566B2 (ja) | 2024-12-27 |
Family
ID=73910336
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021537299A Active JP7607566B2 (ja) | 2019-08-05 | 2020-08-03 | 車両用灯具 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US11808423B2 (ja) |
| JP (1) | JP7607566B2 (ja) |
| CN (2) | CN212226934U (ja) |
| DE (1) | DE112020003711T5 (ja) |
| WO (1) | WO2021024970A1 (ja) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212226934U (zh) * | 2019-08-05 | 2020-12-25 | 株式会社小糸制作所 | 车辆用灯具 |
| JP7591486B2 (ja) * | 2021-10-28 | 2024-11-28 | 株式会社小糸製作所 | 車両用灯具 |
| JPWO2024009936A1 (ja) * | 2022-07-06 | 2024-01-11 | ||
| CN119617328A (zh) * | 2025-01-13 | 2025-03-14 | 浙江零跑科技股份有限公司 | 用于车辆的车灯投射系统以及车辆 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010095048A (ja) | 2008-10-14 | 2010-04-30 | Toyota Central R&D Labs Inc | 車両用照明装置 |
| JP2013196957A (ja) | 2012-03-21 | 2013-09-30 | Stanley Electric Co Ltd | 照明用光学系 |
| JP2014205400A (ja) | 2013-04-12 | 2014-10-30 | 株式会社小糸製作所 | 車両用ランプ |
| JP2015005650A (ja) | 2013-06-21 | 2015-01-08 | パナソニック株式会社 | 波長変換部材、波長変換部材を具備する光源、及び光源を具備する車両用ヘッドランプ |
| JP2015230768A (ja) | 2014-06-03 | 2015-12-21 | 株式会社小糸製作所 | 車両用灯具 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2791967B2 (ja) * | 1992-12-07 | 1998-08-27 | 株式会社小糸製作所 | 配光可変型プロジェクタランプのレンズ駆動機構 |
| JP6180091B2 (ja) * | 2012-09-07 | 2017-08-16 | 株式会社小糸製作所 | 車両用灯具 |
| JP6395393B2 (ja) | 2014-02-13 | 2018-09-26 | 株式会社小糸製作所 | 車両の運転支援装置 |
| AT517294A1 (de) * | 2015-06-09 | 2016-12-15 | Zkw Group Gmbh | Scheinwerfer für Fahrzeuge |
| AT517408B1 (de) * | 2015-06-30 | 2017-09-15 | Zkw Group Gmbh | Scheinwerfer für Fahrzeuge, insbesondere für einspurige Kraftfahrzeuge |
| JP6499632B2 (ja) * | 2016-12-07 | 2019-04-10 | スタンレー電気株式会社 | 車両用灯具 |
| JP6886821B2 (ja) * | 2017-01-20 | 2021-06-16 | 株式会社小糸製作所 | 光学ユニット |
| FR3065784B1 (fr) * | 2017-04-28 | 2019-10-11 | Valeo Vision | Module lumineux avec optique d'imagerie optimisee pour un modulateur spatial pixellise, destine a un vehicule automobile |
| JP6967396B2 (ja) * | 2017-08-10 | 2021-11-17 | 株式会社小糸製作所 | 車両用灯具 |
| JP7121051B2 (ja) * | 2017-12-27 | 2022-08-17 | 株式会社小糸製作所 | 車両用灯具システム、車両用灯具の制御装置及び車両用灯具の制御方法 |
| CN212226934U (zh) * | 2019-08-05 | 2020-12-25 | 株式会社小糸制作所 | 车辆用灯具 |
-
2020
- 2020-07-09 CN CN202021341857.7U patent/CN212226934U/zh active Active
- 2020-07-09 CN CN202010656858.9A patent/CN112325240A/zh active Pending
- 2020-08-03 DE DE112020003711.8T patent/DE112020003711T5/de not_active Withdrawn
- 2020-08-03 US US17/628,268 patent/US11808423B2/en active Active
- 2020-08-03 WO PCT/JP2020/029607 patent/WO2021024970A1/ja not_active Ceased
- 2020-08-03 JP JP2021537299A patent/JP7607566B2/ja active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010095048A (ja) | 2008-10-14 | 2010-04-30 | Toyota Central R&D Labs Inc | 車両用照明装置 |
| JP2013196957A (ja) | 2012-03-21 | 2013-09-30 | Stanley Electric Co Ltd | 照明用光学系 |
| JP2014205400A (ja) | 2013-04-12 | 2014-10-30 | 株式会社小糸製作所 | 車両用ランプ |
| JP2015005650A (ja) | 2013-06-21 | 2015-01-08 | パナソニック株式会社 | 波長変換部材、波長変換部材を具備する光源、及び光源を具備する車両用ヘッドランプ |
| JP2015230768A (ja) | 2014-06-03 | 2015-12-21 | 株式会社小糸製作所 | 車両用灯具 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021024970A1 (ja) | 2021-02-11 |
| JPWO2021024970A1 (ja) | 2021-02-11 |
| US20220282844A1 (en) | 2022-09-08 |
| US11808423B2 (en) | 2023-11-07 |
| CN112325240A (zh) | 2021-02-05 |
| DE112020003711T5 (de) | 2022-04-21 |
| CN212226934U (zh) | 2020-12-25 |
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