JP5700813B2 - 車輌用前照灯 - Google Patents
車輌用前照灯 Download PDFInfo
- Publication number
- JP5700813B2 JP5700813B2 JP2011086721A JP2011086721A JP5700813B2 JP 5700813 B2 JP5700813 B2 JP 5700813B2 JP 2011086721 A JP2011086721 A JP 2011086721A JP 2011086721 A JP2011086721 A JP 2011086721A JP 5700813 B2 JP5700813 B2 JP 5700813B2
- Authority
- JP
- Japan
- Prior art keywords
- light source
- lens unit
- unit
- lamp
- aiming
- 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.)
- Expired - Fee Related
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
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/40—Cooling of lighting devices
- F21S45/47—Passive cooling, e.g. using fins, thermal conductive elements or openings
- F21S45/48—Passive cooling, e.g. using fins, thermal conductive elements or openings with means for conducting heat from the inside to the outside of the lighting devices, e.g. with fins on the outer surface of the lighting device
-
- 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
- F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
-
- 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
- B60Q1/068—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 mechanical means
-
- 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
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/29—Attachment thereof
- F21S41/295—Attachment thereof specially adapted to 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
- F21S41/60—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
- F21S41/10—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
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/19—Attachment of light sources or lamp holders
Description
Claims (5)
- 開口を有するランプハウジングと前記ランプハウジングの前記開口を覆うカバーとによって構成された灯具外筐に灯具ユニットが配置された車輌用前照灯であって、
前記灯具ユニットは、
光源と前記光源が配置された光源配置部と前記光源から出射される光を反射するリフレクターと前記光源の駆動時に発生する熱を放出するヒートシンクとを有する光源ユニットと、
前記灯具外筐の内部において固定された固定フレームと、
前記灯具外筐の内部において前記固定フレームに左右方向又は上下方向のうち一方へ移動自在に支持された可動フレームと、
前記光源から出射された光を投影する投影レンズと前記投影レンズを保持するレンズホルダーとを有すると共に前記灯具外筐の内部において前記可動フレームに左右方向又は上下方向のうち他方へ移動自在に支持されたレンズユニットと、
前記可動フレームを前記固定フレームに対して左右方向又は上下方向のうち前記一方へ移動させて光軸調整を行う第1のエイミング操作軸と、
前記レンズユニットを前記可動フレームに対して左右方向又は上下方向のうち前記他方へ移動させて光軸調整を行う第2のエイミング操作軸を有し、
前記光源から出射され前記リフレクターによって反射される光の焦点から前記投影レンズまでの距離が一定の状態で前記レンズユニットが前記固定フレームに対して左右方向及び上下方向へ移動され、
前記光源ユニットは前記ヒートシンクが前記灯具外筐の外側に位置された状態で前記ランプハウジングに固定された
ことを特徴とする車輌用前照灯。 - 本体部と前記本体部に対して上下方向へ移動可能とされ前記可動フレーム又は前記レンズユニットに連結された駆動部とを有し前記固定フレームに対して上下方向へ移動可能とされると共に光軸調整を行う前記レベリングアクチュエーターを設け、
前記第1のエイミング操作軸又は前記第2のエイミング操作軸が軸回り方向へ回転することにより前記レベリングアクチュエーターが前記固定フレームに対して上下方向へ移動され、
前記レベリングアクチュエーターの移動に伴って前記レンズユニットが前記固定フレームに対して上下方向へ移動されるようにした
ことを特徴とする請求項1に記載の車輌用前照灯。 - 前記光源ユニットに前記光源を駆動する駆動回路を設けた
ことを特徴とする請求項1又は請求項2に記載の車輌用前照灯。 - 前記レンズユニットに連結される連結部を有し前記第1のエイミング操作軸又は前記第2のエイミング操作軸の操作によって前記レンズユニットと一体になって左右方向又は上下方向のうち一方へ移動される連結部材を設け、
前記レンズユニットが前記連結部材に対して左右方向又は上下方向のうち他方へ移動されるようにした
ことを特徴とする請求項1、請求項2又は請求項3に記載の車輌用前照灯。 - 前記ランプハウジングにおける前記投影レンズの中心部の後方に位置する部分に前記光源に駆動電流を供給するためのコネクターが取り付けられ、前記第1のエイミング操作軸又は前記第2のエイミング操作軸が前記投影レンズの中心を通る垂線より左方又は右方に位置された
ことを特徴とする請求項1、請求項2、請求項3又は請求項4に記載の車輌用前照灯。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011086721A JP5700813B2 (ja) | 2011-04-08 | 2011-04-08 | 車輌用前照灯 |
US13/431,238 US8939619B2 (en) | 2011-04-08 | 2012-03-27 | Vehicular headlamp |
KR1020120032090A KR101333350B1 (ko) | 2011-04-08 | 2012-03-29 | 차량용 전조등 |
EP12163119.6A EP2508795B1 (en) | 2011-04-08 | 2012-04-04 | Vehicular headlamp |
CN201210097721.XA CN102734727B (zh) | 2011-04-08 | 2012-04-05 | 车辆用前照灯 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011086721A JP5700813B2 (ja) | 2011-04-08 | 2011-04-08 | 車輌用前照灯 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012221760A JP2012221760A (ja) | 2012-11-12 |
JP5700813B2 true JP5700813B2 (ja) | 2015-04-15 |
Family
ID=45954476
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011086721A Expired - Fee Related JP5700813B2 (ja) | 2011-04-08 | 2011-04-08 | 車輌用前照灯 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8939619B2 (ja) |
EP (1) | EP2508795B1 (ja) |
JP (1) | JP5700813B2 (ja) |
KR (1) | KR101333350B1 (ja) |
CN (1) | CN102734727B (ja) |
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DE102009002101A1 (de) * | 2009-04-01 | 2010-10-14 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Ausleuchtung von Fahrbahnseitenbereichen |
JP5706701B2 (ja) * | 2011-02-03 | 2015-04-22 | 株式会社小糸製作所 | 車輌用前照灯 |
JP5706702B2 (ja) * | 2011-02-03 | 2015-04-22 | 株式会社小糸製作所 | 車輌用前照灯 |
DE102012111639A1 (de) * | 2012-11-30 | 2014-06-05 | Hella Kgaa Hueck & Co. | Zusatzlichtmodul für einen Scheinwerfer eines Fahrzeugs |
JP2014132546A (ja) * | 2012-12-04 | 2014-07-17 | Koito Mfg Co Ltd | 車両用照明装置 |
KR101398225B1 (ko) * | 2012-12-27 | 2014-05-23 | 현대모비스 주식회사 | 차량용 헤드 램프 |
JP2014157710A (ja) * | 2013-02-15 | 2014-08-28 | Koito Mfg Co Ltd | 車両用照明装置 |
JP6180128B2 (ja) * | 2013-02-15 | 2017-08-16 | 株式会社小糸製作所 | 車両用照明装置 |
JP6218424B2 (ja) * | 2013-04-26 | 2017-10-25 | 株式会社小糸製作所 | 車両用灯具 |
JP6045700B2 (ja) | 2013-07-10 | 2016-12-14 | 三菱電機株式会社 | 前照灯ユニット及び前照灯 |
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CN109253428B (zh) * | 2013-08-23 | 2021-10-08 | 株式会社小糸制作所 | 照明装置 |
JP6159631B2 (ja) * | 2013-09-26 | 2017-07-05 | 株式会社小糸製作所 | 車両用灯具 |
KR101696688B1 (ko) * | 2013-12-27 | 2017-01-16 | 현대모비스 주식회사 | 차량용 헤드램프 |
JP6441652B2 (ja) * | 2014-02-12 | 2018-12-19 | 株式会社小糸製作所 | 車両用灯具 |
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-
2011
- 2011-04-08 JP JP2011086721A patent/JP5700813B2/ja not_active Expired - Fee Related
-
2012
- 2012-03-27 US US13/431,238 patent/US8939619B2/en not_active Expired - Fee Related
- 2012-03-29 KR KR1020120032090A patent/KR101333350B1/ko not_active IP Right Cessation
- 2012-04-04 EP EP12163119.6A patent/EP2508795B1/en active Active
- 2012-04-05 CN CN201210097721.XA patent/CN102734727B/zh active Active
Also Published As
Publication number | Publication date |
---|---|
EP2508795A3 (en) | 2016-01-06 |
KR101333350B1 (ko) | 2013-11-28 |
EP2508795A2 (en) | 2012-10-10 |
CN102734727B (zh) | 2014-08-27 |
CN102734727A (zh) | 2012-10-17 |
US8939619B2 (en) | 2015-01-27 |
EP2508795B1 (en) | 2020-02-26 |
KR20120115099A (ko) | 2012-10-17 |
JP2012221760A (ja) | 2012-11-12 |
US20120257400A1 (en) | 2012-10-11 |
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