JP4937684B2 - 投射型自動車用ヘッドランプ - Google Patents
投射型自動車用ヘッドランプ Download PDFInfo
- Publication number
- JP4937684B2 JP4937684B2 JP2006252741A JP2006252741A JP4937684B2 JP 4937684 B2 JP4937684 B2 JP 4937684B2 JP 2006252741 A JP2006252741 A JP 2006252741A JP 2006252741 A JP2006252741 A JP 2006252741A JP 4937684 B2 JP4937684 B2 JP 4937684B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- louver
- cover
- projection unit
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
- F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
- F21V11/02—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using parallel laminae or strips, e.g. of Venetian-blind type
-
- 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
- F21S41/40—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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Description
12 シール溝
18 前面レンズ
18a レンズ領域
20 光投射ユニット
22 反射鏡
22a バルブ挿着孔
24 バルブ
26 レンズホルダ
27 投射レンズ
40 カバー
41 前方延出部
42 ルーバ
43 穴部
Claims (2)
- ランプボディと前面レンズとによって形成された灯室内に、光源の挿着された略楕円体形状の反射鏡と、前記光源の前方に配置されて反射鏡によって反射された光を略平行な光として前方に投射配光する投射レンズとが一体化された光投射ユニットが収容されるととともに、前記光投射ユニットを取り囲むようにカバーが光投射ユニットの前部に設けられ、前記前面レンズは、レンズ面が後方に大きく傾斜した傾斜レンズで構成される投射型自動車用ヘッドランプにおいて、
前記カバーの前方延出部の少なくとも前記光投射ユニットからの出射光が当たる領域に、前記カバーにはルーバが形成され、該ルーバは出射光をカバーの下方に通過させて再び外部に放出させないように封じ込めるように形成され、
前記ルーバは、前記光投射ユニットに近接する領域ほど切り起こし角度が大きく、遠隔の領域ほど切り起こし角度が小さくなるように形成された投射型自動車用ヘッドランプ。 - 前記ルーバには、反射防止処理が施されている請求項1に記載の投射型自動車用ヘッドランプ。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006252741A JP4937684B2 (ja) | 2006-09-19 | 2006-09-19 | 投射型自動車用ヘッドランプ |
US11/856,527 US7695176B2 (en) | 2006-09-19 | 2007-09-17 | Projection-type vehicle headlamp having a louvered cover |
DE102007044581A DE102007044581A1 (de) | 2006-09-19 | 2007-09-19 | Fahrzeugscheinwerfer des Projektortyps |
CNB2007101518287A CN100559069C (zh) | 2006-09-19 | 2007-09-19 | 投射型车辆用前照灯 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006252741A JP4937684B2 (ja) | 2006-09-19 | 2006-09-19 | 投射型自動車用ヘッドランプ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008077867A JP2008077867A (ja) | 2008-04-03 |
JP4937684B2 true JP4937684B2 (ja) | 2012-05-23 |
Family
ID=39105415
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006252741A Expired - Fee Related JP4937684B2 (ja) | 2006-09-19 | 2006-09-19 | 投射型自動車用ヘッドランプ |
Country Status (4)
Country | Link |
---|---|
US (1) | US7695176B2 (ja) |
JP (1) | JP4937684B2 (ja) |
CN (1) | CN100559069C (ja) |
DE (1) | DE102007044581A1 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
DE102013101930A1 (de) * | 2013-02-27 | 2014-08-28 | Odelo Gmbh | Kraftfahrzeugleuchte |
CN103253179B (zh) * | 2013-05-10 | 2015-09-02 | 浙江吉利汽车研究院有限公司杭州分公司 | 一种汽车前大灯结构 |
DE102013226570A1 (de) * | 2013-12-19 | 2015-06-25 | Bayerische Motoren Werke Aktiengesellschaft | Frontscheinwerfer für ein Kraftfahrzeug |
CN104763958A (zh) * | 2014-01-08 | 2015-07-08 | 林志厚 | 一种汽车前照灯照射光线分隔控制装置 |
JP6742228B2 (ja) * | 2016-12-01 | 2020-08-19 | 株式会社小糸製作所 | 灯具 |
JP2020149808A (ja) * | 2019-03-12 | 2020-09-17 | 岩崎電気株式会社 | 照明器具 |
CN109827139A (zh) * | 2019-03-20 | 2019-05-31 | 华域视觉科技(上海)有限公司 | 用于车灯的光线投射单元、车灯总成及汽车 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1421506A (en) * | 1922-07-04 | Headlight | ||
US1446891A (en) * | 1923-02-27 | Headlight deflector | ||
US921449A (en) * | 1909-02-06 | 1909-05-11 | Chester A We | Mask for automobile-lamps. |
US3079529A (en) * | 1958-12-24 | 1963-02-26 | Harrv E Novinger | Automobile headlight |
JPS583202Y2 (ja) * | 1978-03-02 | 1983-01-20 | サンデン株式会社 | 自転車用前照灯 |
JPS62103102A (ja) * | 1985-10-30 | 1987-05-13 | ナショナル住宅産業株式会社 | 曲成造作板材の製造方法 |
JP2559908B2 (ja) * | 1991-02-08 | 1996-12-04 | 株式会社小糸製作所 | 投射型自動車用ヘッドランプ |
JP3187755B2 (ja) * | 1997-10-03 | 2001-07-11 | 株式会社小糸製作所 | 車両用灯具 |
FR2779213B1 (fr) | 1998-05-27 | 2000-08-18 | Valeo Vision | Projecteur de vehicule automobile comportant un masque perfectionne |
JP3927762B2 (ja) * | 2000-08-04 | 2007-06-13 | スタンレー電気株式会社 | ヘッドランプ |
JP2004228025A (ja) * | 2003-01-27 | 2004-08-12 | Stanley Electric Co Ltd | 車両用灯具 |
-
2006
- 2006-09-19 JP JP2006252741A patent/JP4937684B2/ja not_active Expired - Fee Related
-
2007
- 2007-09-17 US US11/856,527 patent/US7695176B2/en not_active Expired - Fee Related
- 2007-09-19 CN CNB2007101518287A patent/CN100559069C/zh not_active Expired - Fee Related
- 2007-09-19 DE DE102007044581A patent/DE102007044581A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE102007044581A1 (de) | 2008-03-27 |
US20080068854A1 (en) | 2008-03-20 |
CN101149141A (zh) | 2008-03-26 |
CN100559069C (zh) | 2009-11-11 |
JP2008077867A (ja) | 2008-04-03 |
US7695176B2 (en) | 2010-04-13 |
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