JP4061251B2 - 車両用灯具 - Google Patents
車両用灯具 Download PDFInfo
- Publication number
- JP4061251B2 JP4061251B2 JP2003286883A JP2003286883A JP4061251B2 JP 4061251 B2 JP4061251 B2 JP 4061251B2 JP 2003286883 A JP2003286883 A JP 2003286883A JP 2003286883 A JP2003286883 A JP 2003286883A JP 4061251 B2 JP4061251 B2 JP 4061251B2
- Authority
- JP
- Japan
- Prior art keywords
- light emitting
- semiconductor light
- lamp
- emitting element
- emitting elements
- 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
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Classifications
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- 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
- B60Q1/08—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 automatically
- B60Q1/12—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 automatically due to steering position
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- 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
- B60Q1/18—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 being additional front lights
-
- 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]
- F21S41/147—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
- F21S41/14—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]
- F21S41/151—Light emitting diodes [LED] arranged in one or more lines
-
- 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
- F21S41/663—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on light sources by switching 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
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
- F21S43/13—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
- F21S43/14—Light emitting diodes [LED]
-
- 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
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
-
- 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
- B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
- B60Q2300/10—Indexing codes relating to particular vehicle conditions
- B60Q2300/12—Steering parameters
- B60Q2300/122—Steering angle
-
- 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
- B60Q2300/00—Indexing codes for automatically adjustable headlamps or automatically dimmable headlamps
- B60Q2300/10—Indexing codes relating to particular vehicle conditions
- B60Q2300/14—Other vehicle conditions
- B60Q2300/142—Turn signal actuation
-
- 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
- B60Q2900/00—Features of lamps not covered by other groups in B60Q
- B60Q2900/40—Several lamps activated in sequence, e.g. sweep effect, progressive activation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
- F21S43/13—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
- F21S43/15—Strips of light sources
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- 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
- F21Y2107/00—Light sources with three-dimensionally disposed light-generating elements
- F21Y2107/50—Light sources with three-dimensionally disposed light-generating elements on planar substrates or supports, but arranged in different planes or with differing orientation, e.g. on plate-shaped supports with steps on which light-generating elements are mounted
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- 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]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Description
複数の半導体発光素子からの光をリフレクタによって灯具前方へ反射させるように構成された車両用灯具において、
上記リフレクタの反射面が、水平方向に延びる焦線を有する放物柱状曲面で構成されており、
上記複数の半導体発光素子が、上記焦線上に所定間隔をおいて配置されるとともに、これら半導体発光素子のうち少なくとも1つの半導体発光素子からの出射光の向きが、上記焦線方向に関して他の半導体発光素子とは異なる向きに設定されている、ことを特徴とするものである。
12 ランプボディ
14 透光カバー
16、116、216、316 灯具ユニット
22A、22B、22C、22D、22E、122A、122B、122C、122D、122E、222A、222B、222C、222D、222E、322A 半導体発光素子
22a、222Aa、222Ba、222Ca、222Da、222Ea 発光チップ
22b、222Ab、222Bb、222Cb、222Db、222Eb 封止樹脂
24、124、224、324 リフレクタ
24a、124a、224a、324a 反射面
26 基板
28 支持部材
Ax 光軸
CL1 水平カットオフライン
CL2 斜めカットオフライン
E エルボ点
FL 焦線
HZ ホットゾーン
P ロービーム用配光パターン
P1、P2、P3 合成横長配光パターン
Pa、Pb、Pc、Pd、Pe 横長配光パターン
Claims (5)
- 複数の半導体発光素子からの光をリフレクタによって灯具前方へ反射させるように構成された車両用灯具において、
上記リフレクタの反射面が、水平方向に延びる焦線を有する放物柱状曲面で構成されており、
上記複数の半導体発光素子が、上記焦線上に所定間隔をおいて配置されるとともに、これら半導体発光素子のうち少なくとも1つの半導体発光素子からの出射光の向きが、上記焦線方向に関して他の半導体発光素子とは異なる向きに設定されている、ことを特徴とする車両用灯具。 - 上記各半導体発光素子が、発光チップとこの発光チップを封止する封止樹脂とを備えてなり、
上記少なくとも1つの半導体発光素子と上記他の半導体発光素子とで、上記封止樹脂の封止形状が異なった形状に設定されている、ことを特徴とする請求項1記載の車両用灯具。 - 上記各半導体発光素子からの出射光の向きが、上記焦線方向一端部に位置する半導体発光素子から上記焦線方向他端部に位置する半導体発光素子にかけて徐々に変化するように設定されている、ことを特徴とする請求項1または2記載の車両用灯具。
- 上記焦線方向一端部に位置する半導体発光素子からの出射光の向きが、上記焦線方向と略直交する向きに設定されるとともに、上記焦線方向他端部に位置する半導体発光素子からの出射光の向きが、上記焦線方向一端部寄りの向きに設定されている、ことを特徴とする請求項3記載の車両用灯具。
- 上記複数の半導体発光素子のうち一部の半導体発光素子のみが選択的に点灯し得るように構成されている、ことを特徴とする1〜4いずれか記載の車両用灯具。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003286883A JP4061251B2 (ja) | 2003-08-05 | 2003-08-05 | 車両用灯具 |
US10/895,107 US7204628B2 (en) | 2003-08-05 | 2004-07-21 | Lighting device for vehicle |
CNB2004100556502A CN100449203C (zh) | 2003-08-05 | 2004-08-02 | 车用灯具 |
KR1020040061110A KR100544079B1 (ko) | 2003-08-05 | 2004-08-03 | 차량용 등기구 |
FR0408651A FR2858681B1 (fr) | 2003-08-05 | 2004-08-05 | Dispositif d'eclairage pour vehicule, notamment lampe de virage |
DE102004038065A DE102004038065B4 (de) | 2003-08-05 | 2004-08-05 | Beleuchtungseinrichtung eines Fahrzeugs |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003286883A JP4061251B2 (ja) | 2003-08-05 | 2003-08-05 | 車両用灯具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005056704A JP2005056704A (ja) | 2005-03-03 |
JP4061251B2 true JP4061251B2 (ja) | 2008-03-12 |
Family
ID=34074792
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003286883A Expired - Fee Related JP4061251B2 (ja) | 2003-08-05 | 2003-08-05 | 車両用灯具 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7204628B2 (ja) |
JP (1) | JP4061251B2 (ja) |
KR (1) | KR100544079B1 (ja) |
CN (1) | CN100449203C (ja) |
DE (1) | DE102004038065B4 (ja) |
FR (1) | FR2858681B1 (ja) |
Families Citing this family (56)
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JP4314911B2 (ja) * | 2003-08-20 | 2009-08-19 | スタンレー電気株式会社 | 車両前照灯 |
JP4140042B2 (ja) * | 2003-09-17 | 2008-08-27 | スタンレー電気株式会社 | 蛍光体を用いたled光源装置及びled光源装置を用いた車両前照灯 |
JP4402425B2 (ja) * | 2003-10-24 | 2010-01-20 | スタンレー電気株式会社 | 車両前照灯 |
JP4428223B2 (ja) * | 2004-12-07 | 2010-03-10 | 市光工業株式会社 | 車両用灯具および車両用前照灯装置 |
DE102005013155A1 (de) * | 2005-03-22 | 2006-09-28 | Rapp, Peter | Einstellbarer Abstrahlwinkel einer LED-Lampe |
US7631985B1 (en) * | 2005-05-02 | 2009-12-15 | Genlyte Thomas Group, Llc | Finite element and multi-distribution LED luminaire |
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JP4786420B2 (ja) | 2006-05-31 | 2011-10-05 | 株式会社小糸製作所 | 車両用灯具ユニット |
JP4707189B2 (ja) * | 2006-06-02 | 2011-06-22 | 株式会社小糸製作所 | 車輌用灯具 |
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2003
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2004
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- 2004-08-02 CN CNB2004100556502A patent/CN100449203C/zh not_active Expired - Fee Related
- 2004-08-03 KR KR1020040061110A patent/KR100544079B1/ko not_active IP Right Cessation
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DE102004038065A1 (de) | 2005-03-10 |
KR20050016111A (ko) | 2005-02-21 |
US7204628B2 (en) | 2007-04-17 |
KR100544079B1 (ko) | 2006-01-23 |
DE102004038065B4 (de) | 2010-06-17 |
CN100449203C (zh) | 2009-01-07 |
CN1580628A (zh) | 2005-02-16 |
FR2858681B1 (fr) | 2008-02-01 |
US20050041436A1 (en) | 2005-02-24 |
FR2858681A1 (fr) | 2005-02-11 |
JP2005056704A (ja) | 2005-03-03 |
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