FR29413E - Improvements to vehicle lighting headlights - Google Patents
Improvements to vehicle lighting headlightsInfo
- Publication number
- FR29413E FR29413E FR29413DA FR29413E FR 29413 E FR29413 E FR 29413E FR 29413D A FR29413D A FR 29413DA FR 29413 E FR29413 E FR 29413E
- Authority
- FR
- France
- Prior art keywords
- vehicle lighting
- lighting headlights
- headlights
- vehicle
- lighting
- 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
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
- F21V7/09—Optical design with a combination of different curvatures
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR29413T | 1924-09-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR29413E true FR29413E (en) | 1925-07-27 |
Family
ID=8667435
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR29413D Expired FR29413E (en) | 1924-09-10 | 1924-09-10 | Improvements to vehicle lighting headlights |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR29413E (en) |
-
1924
- 1924-09-10 FR FR29413D patent/FR29413E/en not_active Expired
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