FR2204778B3 - - Google Patents
Info
- Publication number
- FR2204778B3 FR2204778B3 FR7238022A FR7238022A FR2204778B3 FR 2204778 B3 FR2204778 B3 FR 2204778B3 FR 7238022 A FR7238022 A FR 7238022A FR 7238022 A FR7238022 A FR 7238022A FR 2204778 B3 FR2204778 B3 FR 2204778B3
- Authority
- FR
- France
- 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
Links
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
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design
- F21V7/06—Optical design with parabolic curvature
-
- 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
-
- 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
-
- 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
- F21S41/275—Lens surfaces, e.g. coatings or surface structures
-
- 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
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/285—Refractors, transparent cover plates, light guides or filters not provided in groups F21S41/24 - F21S41/2805
-
- 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
- F21S41/331—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of complete annular areas
- F21S41/333—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of complete annular areas 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
- F21S41/334—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors
- F21S41/335—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector consisting of patch like sectors with continuity 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
- F21S41/334—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
- F21S41/10—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
- 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
- F21W2102/30—Fog lights
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7238022A FR2204778B3 (en) | 1972-10-26 | 1972-10-26 | |
IT26957/73A IT1003109B (en) | 1972-10-26 | 1973-07-24 | LIGHTING DEVICE PARTICULARLY FOR MOTOR VEHICLES |
BE134026A BE802979A (en) | 1972-10-26 | 1973-07-30 | LIGHTING DEVICE ESPECIALLY FOR MOTOR VEHICLES |
DE19732348913 DE2348913A1 (en) | 1972-10-26 | 1973-09-28 | LIGHTING DEVICE |
DE7335191U DE7335191U (en) | 1972-10-26 | 1973-09-28 | LIGHTING DEVICE |
ES1973196602U ES196602Y (en) | 1972-10-26 | 1973-10-22 | LIGHTING DEVICE, PARTICULARLY FOR AUTOMOBILE VEHICLES. |
GB4949973A GB1444597A (en) | 1972-10-26 | 1973-10-24 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7238022A FR2204778B3 (en) | 1972-10-26 | 1972-10-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2204778A1 FR2204778A1 (en) | 1974-05-24 |
FR2204778B3 true FR2204778B3 (en) | 1975-11-28 |
Family
ID=9106266
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7238022A Expired FR2204778B3 (en) | 1972-10-26 | 1972-10-26 |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE802979A (en) |
DE (2) | DE2348913A1 (en) |
ES (1) | ES196602Y (en) |
FR (1) | FR2204778B3 (en) |
GB (1) | GB1444597A (en) |
IT (1) | IT1003109B (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3208741C3 (en) * | 1982-03-11 | 1993-11-18 | Bosch Gmbh Robert | Turn signal, in particular front turn signal, for motor vehicles |
DE3933411A1 (en) * | 1989-10-06 | 1991-04-18 | Daimler Benz Ag | Divided paraboloidal reflector for motor vehicle lamp - minimises central dark zone by direct transmission through Fresnel lens with peripheral reflection from inclined paraboloids |
DE4020080C2 (en) * | 1990-06-23 | 1998-10-15 | Bosch Gmbh Robert | Reflector as part of a motor vehicle high beam headlight |
DE4103236A1 (en) * | 1991-02-02 | 1992-08-06 | Jenoptik Jena Gmbh | Illumination unit for copier, cine projector or projection lithography - uses extended light source in rotationally symmetrical reflector with prim. focal point and sec. focal turns in which shutter and refractive element are placed |
JP3168506B2 (en) * | 1995-12-13 | 2001-05-21 | 株式会社小糸製作所 | Vehicle lighting |
-
1972
- 1972-10-26 FR FR7238022A patent/FR2204778B3/fr not_active Expired
-
1973
- 1973-07-24 IT IT26957/73A patent/IT1003109B/en active
- 1973-07-30 BE BE134026A patent/BE802979A/en not_active IP Right Cessation
- 1973-09-28 DE DE19732348913 patent/DE2348913A1/en active Pending
- 1973-09-28 DE DE7335191U patent/DE7335191U/en not_active Expired
- 1973-10-22 ES ES1973196602U patent/ES196602Y/en not_active Expired
- 1973-10-24 GB GB4949973A patent/GB1444597A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2204778A1 (en) | 1974-05-24 |
GB1444597A (en) | 1976-08-04 |
ES196602Y (en) | 1975-08-01 |
DE7335191U (en) | 1976-12-23 |
DE2348913A1 (en) | 1974-05-02 |
BE802979A (en) | 1973-11-16 |
IT1003109B (en) | 1976-06-10 |
ES196602U (en) | 1975-03-16 |