FR680738A - Automotive headlights improvements - Google Patents
Automotive headlights improvementsInfo
- Publication number
- FR680738A FR680738A FR680738DA FR680738A FR 680738 A FR680738 A FR 680738A FR 680738D A FR680738D A FR 680738DA FR 680738 A FR680738 A FR 680738A
- Authority
- FR
- France
- Prior art keywords
- automotive headlights
- headlights
- automotive
- headlights improvements
- 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
- 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
- F21S41/692—Shields, i.e. screens not creating an image meant to be projected
-
- 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
- F21S41/12—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of emitted light
- F21S41/125—Coloured light
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR680738T | 1929-08-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR680738A true FR680738A (en) | 1930-05-05 |
Family
ID=9022438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR680738D Expired FR680738A (en) | 1929-08-23 | 1929-08-23 | Automotive headlights improvements |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR680738A (en) |
-
1929
- 1929-08-23 FR FR680738D patent/FR680738A/en not_active Expired
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR711323A (en) | Motor vehicle upgrades | |
| FR694187A (en) | Motor vehicle upgrades | |
| FR694911A (en) | Motor vehicle upgrades | |
| FR680738A (en) | Automotive headlights improvements | |
| FR722570A (en) | Automotive headlamp | |
| FR36397E (en) | Improvements to non-glare automotive headlights | |
| FR747048A (en) | Automotive headlight improvements | |
| FR696474A (en) | Automotive headlights improvements | |
| FR35133E (en) | Improvements to non-glare automotive headlights | |
| FR676807A (en) | Automotive headlight improvements | |
| FR627417A (en) | Automotive headlights improvements | |
| FR40620E (en) | Automotive headlights improvements | |
| FR724565A (en) | Automotive headlight improvements | |
| FR664306A (en) | Automotive improvements | |
| FR37477E (en) | Improvements to automotive headlights | |
| FR695643A (en) | Automotive Car Improvements | |
| FR610089A (en) | Improvements to automotive headlights | |
| FR652088A (en) | Automotive headlamp | |
| FR33870E (en) | Improvements to automotive headlights | |
| FR635623A (en) | Improvements to automotive headlights | |
| FR695676A (en) | Automotive Windshield Improvements | |
| FR719121A (en) | Light automotive car | |
| FR723925A (en) | Motor vehicle upgrades | |
| FR722193A (en) | Motor vehicle upgrades | |
| FR656715A (en) | Improvements to automotive headlights |