JPH01126005U - - Google Patents
Info
- Publication number
- JPH01126005U JPH01126005U JP1988021181U JP2118188U JPH01126005U JP H01126005 U JPH01126005 U JP H01126005U JP 1988021181 U JP1988021181 U JP 1988021181U JP 2118188 U JP2118188 U JP 2118188U JP H01126005 U JPH01126005 U JP H01126005U
- Authority
- JP
- Japan
- Prior art keywords
- convex lens
- light source
- light
- source bulb
- focal point
- 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 1
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
- F21S41/60—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
- F21S41/689—Flaps, i.e. screens pivoting around one of their edges
-
- 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
-
- 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
- F21S41/28—Cover glass
-
- 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
- F21S41/67—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on reflectors
- F21S41/675—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on reflectors by moving reflectors
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988021181U JPH01126005U (pl) | 1988-02-22 | 1988-02-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988021181U JPH01126005U (pl) | 1988-02-22 | 1988-02-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01126005U true JPH01126005U (pl) | 1989-08-29 |
Family
ID=31238185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988021181U Pending JPH01126005U (pl) | 1988-02-22 | 1988-02-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01126005U (pl) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0676604A (ja) * | 1992-06-03 | 1994-03-18 | Koito Mfg Co Ltd | 投射型自動車用ヘッドランプ |
| JP2000195312A (ja) * | 1998-12-28 | 2000-07-14 | Robert Bosch Gmbh | 種々の特性を有する光束を発生するための車両用ヘッドライト装置 |
| WO2012096725A1 (en) * | 2011-01-13 | 2012-07-19 | General Electric Company | Projector type headlamp of maximized light collecting efficiency |
| WO2015024655A1 (de) * | 2013-08-20 | 2015-02-26 | Audi Ag | Projektionsmodul für einen kraftfahrzeugsscheinwerfer |
-
1988
- 1988-02-22 JP JP1988021181U patent/JPH01126005U/ja active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0676604A (ja) * | 1992-06-03 | 1994-03-18 | Koito Mfg Co Ltd | 投射型自動車用ヘッドランプ |
| JP2000195312A (ja) * | 1998-12-28 | 2000-07-14 | Robert Bosch Gmbh | 種々の特性を有する光束を発生するための車両用ヘッドライト装置 |
| JP4523100B2 (ja) * | 1998-12-28 | 2010-08-11 | ローベルト ボツシユ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | 種々の特性を有する光束を発生するための車両用ヘッドライト装置 |
| WO2012096725A1 (en) * | 2011-01-13 | 2012-07-19 | General Electric Company | Projector type headlamp of maximized light collecting efficiency |
| US8485705B2 (en) | 2011-01-13 | 2013-07-16 | General Electric Company | Projector type headlamp of maximized light collecting efficiency |
| WO2015024655A1 (de) * | 2013-08-20 | 2015-02-26 | Audi Ag | Projektionsmodul für einen kraftfahrzeugsscheinwerfer |