JP6173828B2 - 車輌用前照灯 - Google Patents
車輌用前照灯 Download PDFInfo
- Publication number
- JP6173828B2 JP6173828B2 JP2013166602A JP2013166602A JP6173828B2 JP 6173828 B2 JP6173828 B2 JP 6173828B2 JP 2013166602 A JP2013166602 A JP 2013166602A JP 2013166602 A JP2013166602 A JP 2013166602A JP 6173828 B2 JP6173828 B2 JP 6173828B2
- Authority
- JP
- Japan
- Prior art keywords
- actuator
- light source
- fan
- heat sink
- heat
- 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
- F21S45/42—Forced cooling
- F21S45/43—Forced cooling using gas
-
- 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
- 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
- F21S41/68—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
- F21S41/698—Shaft-shaped screens rotating along its longitudinal axis
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)
Description
Claims (5)
- 少なくとも一方に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の内部に光源を有する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、
前記光源から出射された光の遮蔽量を制御する可動シェードと、
前記可動シェードを動作させるアクチュエーターと、
前記光源の駆動時に前記光源に発生する熱が伝達され伝達された熱を放出して前記光源の温度の上昇を抑制するヒートシンクと、
前記ヒートシンクからの熱の放出を促進させる冷却風を生じさせるファンとを備え、
前記ファンの回転によって前記冷却風の一部が前記ファンから前記アクチュエーターへ向けて流動又は前記アクチュエーターから前記ファンへ向けて流動される
車輌用前照灯。 - 前記ヒートシンクに前記冷却風を前記ファンと前記アクチュエーターの間で流動させる通風孔が形成された
請求項1に記載の車輌用前照灯。 - 前記光源と前記アクチュエーターがそれぞれ所定の位置に離隔して配置され、
前記ヒートシンクが前記光源と前記アクチュエーターの間に配置された
請求項1又は請求項2に記載の車輌用前照灯。 - 前記ヒートシンクに所定の方向に並ぶ複数の放熱フィンが設けられ、
前記複数の放熱フィンの並び方向が前記光源と前記アクチュエーターの配置方向に対して直交する方向にされた
請求項3に記載の車輌用前照灯。 - 前記ファンと前記アクチュエーターがそれぞれ所定の位置に離隔して配置され、
前記ヒートシンクが前記アクチュエーターと前記ファンの間に配置された
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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013166602A JP6173828B2 (ja) | 2013-08-09 | 2013-08-09 | 車輌用前照灯 |
DE102014215489.8A DE102014215489A1 (de) | 2013-08-09 | 2014-08-06 | Fahrzeug-Scheinwerfer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013166602A JP6173828B2 (ja) | 2013-08-09 | 2013-08-09 | 車輌用前照灯 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015035376A JP2015035376A (ja) | 2015-02-19 |
JP6173828B2 true JP6173828B2 (ja) | 2017-08-02 |
Family
ID=52470664
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013166602A Expired - Fee Related JP6173828B2 (ja) | 2013-08-09 | 2013-08-09 | 車輌用前照灯 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP6173828B2 (ja) |
DE (1) | DE102014215489A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6511870B2 (ja) * | 2015-03-05 | 2019-05-15 | 市光工業株式会社 | 車両用灯具 |
KR102441920B1 (ko) | 2015-06-16 | 2022-09-08 | 에스엘 주식회사 | 차량용 램프 |
JP6515700B2 (ja) * | 2015-06-18 | 2019-05-22 | 市光工業株式会社 | プロジェクタ型車両用前照灯 |
AT517650B1 (de) * | 2015-09-08 | 2017-06-15 | Zkw Group Gmbh | Beleuchtungsvorrichtung für einen Kraftfahrzeugscheinwerfer |
CN109237422A (zh) * | 2017-05-27 | 2019-01-18 | 诚益光电科技股份有限公司 | 车灯装置及其遮板驱动模块 |
JP7168354B2 (ja) * | 2018-06-18 | 2022-11-09 | スタンレー電気株式会社 | 車両用灯具 |
JP7268492B2 (ja) * | 2019-06-19 | 2023-05-08 | 市光工業株式会社 | 車両用前照灯 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5160992B2 (ja) * | 2008-07-24 | 2013-03-13 | 株式会社小糸製作所 | 車両用灯具 |
JP5457061B2 (ja) | 2009-04-01 | 2014-04-02 | 株式会社小糸製作所 | 車両用前照灯 |
JP5149324B2 (ja) * | 2010-03-31 | 2013-02-20 | 株式会社日本自動車部品総合研究所 | 車両用前照灯 |
JP5501878B2 (ja) * | 2010-07-08 | 2014-05-28 | 株式会社小糸製作所 | 灯具ユニット |
-
2013
- 2013-08-09 JP JP2013166602A patent/JP6173828B2/ja not_active Expired - Fee Related
-
2014
- 2014-08-06 DE DE102014215489.8A patent/DE102014215489A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
JP2015035376A (ja) | 2015-02-19 |
DE102014215489A1 (de) | 2015-03-05 |
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