EP2051002A3 - Vehicle headlight - Google Patents
Vehicle headlight Download PDFInfo
- Publication number
- EP2051002A3 EP2051002A3 EP20080018094 EP08018094A EP2051002A3 EP 2051002 A3 EP2051002 A3 EP 2051002A3 EP 20080018094 EP20080018094 EP 20080018094 EP 08018094 A EP08018094 A EP 08018094A EP 2051002 A3 EP2051002 A3 EP 2051002A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- reflecting surface
- light source
- vehicle headlight
- light
- illumination direction
- 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.)
- Withdrawn
Links
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
- F21S41/162—Incandescent light sources, e.g. filament or halogen lamps
- F21S41/164—Incandescent light sources, e.g. filament or halogen lamps having two or more filaments
-
- 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
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
- F21S41/321—Optical layout thereof the reflector being a surface of revolution or a planar surface, e.g. truncated
-
- 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
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
- F21S41/33—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature
- F21S41/334—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors
- F21S41/336—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors with discontinuity at the junction between adjacent areas
-
- 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
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
- F21S41/33—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature
- F21S41/337—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector having a structured surface, e.g. with facets or corrugations
-
- 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
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
- F21S41/36—Combinations of two or more separate reflectors
- F21S41/365—Combinations of two or more separate reflectors successively reflecting the light
-
- 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
- F21W2102/20—Illuminance distribution within the emitted light
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007273094A JP5086029B2 (en) | 2007-10-19 | 2007-10-19 | Vehicle headlamp |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2051002A2 EP2051002A2 (en) | 2009-04-22 |
EP2051002A3 true EP2051002A3 (en) | 2010-06-02 |
Family
ID=40083643
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP20080018094 Withdrawn EP2051002A3 (en) | 2007-10-19 | 2008-10-15 | Vehicle headlight |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP2051002A3 (en) |
JP (1) | JP5086029B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103511945A (en) * | 2012-06-20 | 2014-01-15 | 汽车照明罗伊特林根有限公司 | Lamp, especially vehicle lamp |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5444051B2 (en) * | 2010-03-12 | 2014-03-19 | スタンレー電気株式会社 | Vehicle lighting |
KR101273076B1 (en) | 2011-09-29 | 2013-06-10 | 에스엘 주식회사 | Double reflecting structure |
JP7287241B2 (en) | 2019-10-30 | 2023-06-06 | 市光工業株式会社 | vehicle headlight |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE375649C (en) * | 1923-05-16 | Robert Bosch Akt Ges | Non-dazzling vehicle headlights | |
GB198744A (en) * | 1922-03-02 | 1923-06-04 | Charles Bowman Maynard | Improved anti-dazzle head or other light |
US1464166A (en) * | 1920-10-27 | 1923-08-07 | Benjamin Electric Mfg Co | Automobile lamp |
US3375363A (en) * | 1964-10-14 | 1968-03-26 | Philips Corp | Vehicle headlights with profiled cover glasses |
DE3024040A1 (en) * | 1979-06-29 | 1981-01-08 | Cibie Projecteurs | HEADLIGHTS, ESPECIALLY FOR MOTOR VEHICLES |
US4682072A (en) * | 1984-07-26 | 1987-07-21 | Stanley Electric Co., Ltd. | Headlamp for vehicle |
EP0253243A1 (en) * | 1986-07-16 | 1988-01-20 | Valeo Vision | Reflector for motor vehicle headlamps with a modified main beam |
DE102005042996A1 (en) * | 2004-09-10 | 2006-04-20 | Koito Manufacturing Co., Ltd. | vehicle headlights |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6231303U (en) * | 1985-07-15 | 1987-02-25 | ||
JPH028326Y2 (en) * | 1985-09-10 | 1990-02-28 | ||
JP2002075009A (en) * | 2000-08-25 | 2002-03-15 | Toshiba Lighting & Technology Corp | Floodlight |
-
2007
- 2007-10-19 JP JP2007273094A patent/JP5086029B2/en not_active Expired - Fee Related
-
2008
- 2008-10-15 EP EP20080018094 patent/EP2051002A3/en not_active Withdrawn
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE375649C (en) * | 1923-05-16 | Robert Bosch Akt Ges | Non-dazzling vehicle headlights | |
US1464166A (en) * | 1920-10-27 | 1923-08-07 | Benjamin Electric Mfg Co | Automobile lamp |
GB198744A (en) * | 1922-03-02 | 1923-06-04 | Charles Bowman Maynard | Improved anti-dazzle head or other light |
US3375363A (en) * | 1964-10-14 | 1968-03-26 | Philips Corp | Vehicle headlights with profiled cover glasses |
DE3024040A1 (en) * | 1979-06-29 | 1981-01-08 | Cibie Projecteurs | HEADLIGHTS, ESPECIALLY FOR MOTOR VEHICLES |
US4682072A (en) * | 1984-07-26 | 1987-07-21 | Stanley Electric Co., Ltd. | Headlamp for vehicle |
EP0253243A1 (en) * | 1986-07-16 | 1988-01-20 | Valeo Vision | Reflector for motor vehicle headlamps with a modified main beam |
DE102005042996A1 (en) * | 2004-09-10 | 2006-04-20 | Koito Manufacturing Co., Ltd. | vehicle headlights |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103511945A (en) * | 2012-06-20 | 2014-01-15 | 汽车照明罗伊特林根有限公司 | Lamp, especially vehicle lamp |
Also Published As
Publication number | Publication date |
---|---|
EP2051002A2 (en) | 2009-04-22 |
JP2009104815A (en) | 2009-05-14 |
JP5086029B2 (en) | 2012-11-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL BA MK RS |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
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AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR |
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AX | Request for extension of the european patent |
Extension state: AL BA MK RS |
|
17P | Request for examination filed |
Effective date: 20101202 |
|
AKX | Designation fees paid |
Designated state(s): DE FR GB IT |
|
17Q | First examination report despatched |
Effective date: 20130610 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN |
|
18W | Application withdrawn |
Effective date: 20161027 |