FR2274866B3 - - Google Patents
Info
- Publication number
- FR2274866B3 FR2274866B3 FR7420741A FR7420741A FR2274866B3 FR 2274866 B3 FR2274866 B3 FR 2274866B3 FR 7420741 A FR7420741 A FR 7420741A FR 7420741 A FR7420741 A FR 7420741A FR 2274866 B3 FR2274866 B3 FR 2274866B3
- 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
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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
- B60Q1/0029—Spatial arrangement
- B60Q1/0041—Spatial arrangement of several lamps in relation to each other
- B60Q1/0058—Stacked, i.e. one lamp located behind the other in the optical axis direction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/10—Protection of lighting devices
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/40—Cooling of lighting devices
- F21S45/47—Passive cooling, e.g. using fins, thermal conductive elements or openings
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- 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
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- 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
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- 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
- F21S41/338—Multi-surface reflectors, e.g. reflectors with facets or reflectors with portions of different curvature the reflector having surface portions added to its general concavity
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7420741A FR2274866A1 (fr) | 1974-06-14 | 1974-06-14 | Projecteur a deux reflecteurs muni d'un ecran thermique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7420741A FR2274866A1 (fr) | 1974-06-14 | 1974-06-14 | Projecteur a deux reflecteurs muni d'un ecran thermique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2274866A1 FR2274866A1 (fr) | 1976-01-09 |
| FR2274866B3 true FR2274866B3 (esLanguage) | 1977-04-08 |
Family
ID=9140083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7420741A Granted FR2274866A1 (fr) | 1974-06-14 | 1974-06-14 | Projecteur a deux reflecteurs muni d'un ecran thermique |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2274866A1 (esLanguage) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10127966A1 (de) * | 2001-06-08 | 2002-12-12 | Hella Kg Hueck & Co | Scheinwerfer für Fahrzeuge |
| CN207364902U (zh) * | 2017-04-11 | 2018-05-15 | 法雷奥照明湖北技术中心有限公司 | 发光模块以及包括该发光模块的机动车辆 |
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1974
- 1974-06-14 FR FR7420741A patent/FR2274866A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2274866A1 (fr) | 1976-01-09 |