JP7101547B2 - 車両用前照灯 - Google Patents
車両用前照灯 Download PDFInfo
- Publication number
- JP7101547B2 JP7101547B2 JP2018122030A JP2018122030A JP7101547B2 JP 7101547 B2 JP7101547 B2 JP 7101547B2 JP 2018122030 A JP2018122030 A JP 2018122030A JP 2018122030 A JP2018122030 A JP 2018122030A JP 7101547 B2 JP7101547 B2 JP 7101547B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- light emitting
- emitting surface
- light source
- size
- 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.)
- Active
Links
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
- 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]
-
- 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]
- F21S41/143—Light emitting diodes [LED] the main emission direction of the LED being parallel 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
-
- 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]
- F21S41/155—Surface emitters, e.g. organic light emitting diodes [OLED]
-
- 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
- F21S41/17—Discharge light sources
- F21S41/173—Fluorescent 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
- 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
- F21S41/60—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
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/70—Prevention of harmful light leakage
-
- 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
-
- 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]
Description
図1は、本発明の第1実施形態における車両用前照灯を備える車両の概略を示す正面図である。図1に示すように車両100は、前方の左右方向のそれぞれに一対の車両用前照灯1を備える。車両100に備わる一対の車両用前照灯1は、互いに左右方向に対称な形状とされる。本実施形態の車両用前照灯1は、複数の灯具1a,1b,1cが互いに横並びに配置されており、灯具1aが車両100の最も外側に配置され、灯具1cが車両100の最も中心側に配置され、灯具1bが灯具1aと灯具1cとの間に配置される。
次に、本発明の第2実施形態について図面を参照して詳細に説明する。なお、第1実施形態と同一また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。
1a,1b,1c・・・灯具
10・・・筐体
20・・・リフレクタ
41・・・光源
41L・・・出射面
42・・・基板
43・・・LEDチップ
43L・・・発光面
44・・・蛍光体
45・・・保護素子
51,52・・・端子
53・・・グランド端子
60・・・投影レンズ
LUa・・・灯具ユニット
Claims (5)
- 基板と、
前記基板上に配置される発光ダイオードチップと、
前記発光ダイオードチップの発光面上に配置され、前記発光面から出射する光が透過する蛍光体と、
を有する光源を備え、
1つの前記基板上に1つの前記発光ダイオードチップが配置され、
前記蛍光体は、前記発光面からの光が透過して出射する出射面を有し、
前記出射面の第1方向は、前記出射面から出射する光による配光パターンの上下方向に対応し、
前記出射面の前記第1方向に垂直な第2方向は、前記配光パターンの上下方向よりも左右方向の広がりに対応し、
前記出射面の前記第1方向の大きさは前記出射面の前記第2方向の大きさ及び前記発光面の前記第1方向の大きさより小さく、
前記出射面の前記第2方向の大きさは前記発光面の前記第2方向の大きさより大きい
ことを特徴とする車両用前照灯。 - 複数の前記光源を備え、
複数の前記光源が前記第2方向に沿って並べられる
ことを特徴とする請求項1に記載の車両用前照灯。 - それぞれの前記光源が個別に点灯または消灯する
ことを特徴とする請求項2に記載の車両用前照灯。 - 前記発光ダイオードチップの前記発光面は正方形である
ことを特徴とする請求項1から3のいずれか1項に記載の車両用前照灯。 - 前記光源の正面視において、前記発光ダイオードチップの前記発光面の中心と前記蛍光体の前記出射面の中心とが重なる
ことを特徴とする請求項1から4のいずれか1項に記載の車両用前照灯。
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018122030A JP7101547B2 (ja) | 2018-06-27 | 2018-06-27 | 車両用前照灯 |
DE102019209129.6A DE102019209129A1 (de) | 2018-06-27 | 2019-06-25 | Scheinwerfer für ein Fahrzeug |
FR1906904A FR3083294B1 (fr) | 2018-06-27 | 2019-06-25 | Phare pour un véhicule |
CN201910558916.1A CN110645539A (zh) | 2018-06-27 | 2019-06-26 | 车辆用前照灯 |
US16/452,822 US11022263B2 (en) | 2018-06-27 | 2019-06-26 | Headlight for vehicle |
CN201920969314.0U CN209926250U (zh) | 2018-06-27 | 2019-06-26 | 用于车辆的前照灯 |
JP2022107502A JP7285362B2 (ja) | 2018-06-27 | 2022-07-04 | 車両用前照灯 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018122030A JP7101547B2 (ja) | 2018-06-27 | 2018-06-27 | 車両用前照灯 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022107502A Division JP7285362B2 (ja) | 2018-06-27 | 2022-07-04 | 車両用前照灯 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020004585A JP2020004585A (ja) | 2020-01-09 |
JP7101547B2 true JP7101547B2 (ja) | 2022-07-15 |
Family
ID=68886372
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018122030A Active JP7101547B2 (ja) | 2018-06-27 | 2018-06-27 | 車両用前照灯 |
Country Status (5)
Country | Link |
---|---|
US (1) | US11022263B2 (ja) |
JP (1) | JP7101547B2 (ja) |
CN (2) | CN209926250U (ja) |
DE (1) | DE102019209129A1 (ja) |
FR (1) | FR3083294B1 (ja) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013197439A (ja) | 2012-03-22 | 2013-09-30 | Koito Mfg Co Ltd | 発光モジュールおよび車両用灯具 |
JP2016510177A (ja) | 2013-03-12 | 2016-04-04 | オスラム オプト セミコンダクターズ ゲゼルシャフト ミット ベシュレンクテル ハフツングOsram Opto Semiconductors GmbH | オプトエレクトロニクス部品 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4402425B2 (ja) * | 2003-10-24 | 2010-01-20 | スタンレー電気株式会社 | 車両前照灯 |
JP4599111B2 (ja) * | 2004-07-30 | 2010-12-15 | スタンレー電気株式会社 | 灯具光源用ledランプ |
JP5271258B2 (ja) * | 2006-08-09 | 2013-08-21 | パナソニック株式会社 | 発光装置 |
JP5518533B2 (ja) | 2010-03-12 | 2014-06-11 | 株式会社小糸製作所 | 車両用前照灯および車両用前照灯用の発光モジュール |
JP2011204376A (ja) * | 2010-03-24 | 2011-10-13 | Stanley Electric Co Ltd | 半導体発光装置 |
JP5647028B2 (ja) * | 2011-02-14 | 2014-12-24 | スタンレー電気株式会社 | 発光装置およびその製造方法 |
JP5722702B2 (ja) | 2011-05-19 | 2015-05-27 | スタンレー電気株式会社 | 車両用灯具 |
JP5801731B2 (ja) * | 2012-01-24 | 2015-10-28 | 株式会社小糸製作所 | 車輌用前照灯 |
CN104169641B (zh) * | 2012-03-15 | 2016-08-31 | 株式会社小糸制作所 | 发光装置及车辆用灯具 |
JP6045834B2 (ja) * | 2012-07-23 | 2016-12-14 | ライト プレスクリプションズ イノベーターズ エルエルシー | 車両用前照灯 |
CN208735539U (zh) * | 2017-10-06 | 2019-04-12 | 株式会社小糸制作所 | 车辆用前照灯 |
JP6955418B2 (ja) * | 2017-10-13 | 2021-10-27 | 株式会社小糸製作所 | 車両用灯具 |
-
2018
- 2018-06-27 JP JP2018122030A patent/JP7101547B2/ja active Active
-
2019
- 2019-06-25 FR FR1906904A patent/FR3083294B1/fr active Active
- 2019-06-25 DE DE102019209129.6A patent/DE102019209129A1/de active Pending
- 2019-06-26 US US16/452,822 patent/US11022263B2/en active Active
- 2019-06-26 CN CN201920969314.0U patent/CN209926250U/zh active Active
- 2019-06-26 CN CN201910558916.1A patent/CN110645539A/zh active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013197439A (ja) | 2012-03-22 | 2013-09-30 | Koito Mfg Co Ltd | 発光モジュールおよび車両用灯具 |
JP2016510177A (ja) | 2013-03-12 | 2016-04-04 | オスラム オプト セミコンダクターズ ゲゼルシャフト ミット ベシュレンクテル ハフツングOsram Opto Semiconductors GmbH | オプトエレクトロニクス部品 |
Also Published As
Publication number | Publication date |
---|---|
DE102019209129A1 (de) | 2020-01-02 |
JP2020004585A (ja) | 2020-01-09 |
US11022263B2 (en) | 2021-06-01 |
CN110645539A (zh) | 2020-01-03 |
US20200003380A1 (en) | 2020-01-02 |
FR3083294B1 (fr) | 2021-12-17 |
FR3083294A1 (fr) | 2020-01-03 |
CN209926250U (zh) | 2020-01-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US10415779B2 (en) | Vehicle headlight | |
KR100544077B1 (ko) | 차량용 전조등 | |
US8616742B2 (en) | Vehicle lighting unit | |
US8690405B2 (en) | Vehicle lighting unit | |
TWI702363B (zh) | 車燈裝置及高速照明車燈模組 | |
US20170343173A1 (en) | Vehicle lamp | |
US7237935B2 (en) | Light source module and vehicular lamp | |
KR100645863B1 (ko) | 차량용 전조등 | |
US9212799B2 (en) | Lamp unit | |
US8511874B2 (en) | Vehicle lamp | |
JP2007287490A (ja) | 車両用灯具 | |
JP2013152844A (ja) | 車輌用前照灯 | |
EP2570715A2 (en) | Vehicle headlamp | |
JP5381351B2 (ja) | 車両用灯具 | |
WO2022065162A1 (ja) | 車両用灯具 | |
JP7101547B2 (ja) | 車両用前照灯 | |
JP7285362B2 (ja) | 車両用前照灯 | |
WO2021025136A1 (ja) | 車両用灯具 | |
JP7081261B2 (ja) | 車両用灯具 | |
WO2023162906A1 (ja) | 車両用灯具 | |
WO2023189597A1 (ja) | 車両用灯具 | |
WO2022210913A1 (ja) | ランプユニット | |
US11415290B2 (en) | Vehicle lamp | |
JP7420362B2 (ja) | 車両のヘッドランプ | |
WO2024024562A1 (ja) | 車両用灯具 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20210511 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20220324 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20220329 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20220525 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20220607 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20220705 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7101547 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |