FR641281A - Perfectionnements apportés aux phares d'automobiles - Google Patents
Perfectionnements apportés aux phares d'automobilesInfo
- Publication number
- FR641281A FR641281A FR641281DA FR641281A FR 641281 A FR641281 A FR 641281A FR 641281D A FR641281D A FR 641281DA FR 641281 A FR641281 A FR 641281A
- Authority
- FR
- France
- Prior art keywords
- automotive headlights
- headlights
- automotive
- 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
- F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
- F21V14/04—Controlling the distribution of the light emitted by adjustment of elements by movement of 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
- F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
- F21S41/63—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on refractors, filters or transparent cover plates
- F21S41/635—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on refractors, filters or transparent cover plates by moving refractors, filters or transparent cover plates
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR641281T | 1927-09-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR641281A true FR641281A (fr) | 1928-07-31 |
Family
ID=8998044
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR641281D Expired FR641281A (fr) | 1927-09-21 | 1927-09-21 | Perfectionnements apportés aux phares d'automobiles |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR641281A (fr) |
-
1927
- 1927-09-21 FR FR641281D patent/FR641281A/fr not_active Expired
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