FR25150E - Perfectionnements apportés aux phares - Google Patents
Perfectionnements apportés aux pharesInfo
- Publication number
- FR25150E FR25150E FR25150DA FR25150E FR 25150 E FR25150 E FR 25150E FR 25150D A FR25150D A FR 25150DA FR 25150 E FR25150 E FR 25150E
- Authority
- FR
- France
- Prior art keywords
- lighthouses
- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/04—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages the fastening being onto or by the light source
-
- 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
- F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
- F21S41/47—Attachment thereof
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR25150T | 1921-07-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR25150E true FR25150E (fr) | 1922-12-16 |
Family
ID=8663699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR25150D Expired FR25150E (fr) | 1921-07-05 | 1921-07-05 | Perfectionnements apportés aux phares |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR25150E (fr) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5526237A (en) * | 1993-12-10 | 1996-06-11 | General Electric Company | Lighting system for increasing brightness to a light guide |
-
1921
- 1921-07-05 FR FR25150D patent/FR25150E/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5526237A (en) * | 1993-12-10 | 1996-06-11 | General Electric Company | Lighting system for increasing brightness to a light guide |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR555572A (fr) | Perfectionnements apportés aux interrupteurs | |
| FR550351A (fr) | Perfectionnements aux électro-aimants | |
| FR27016E (fr) | Perfectionnements aux chevalets | |
| FR25150E (fr) | Perfectionnements apportés aux phares | |
| FR535770A (fr) | Perfectionnements aux constructions démontables | |
| FR536068A (fr) | Perfectionnements apportés aux bateaux-viviers | |
| FR544025A (fr) | Perfectionnements aux arbres vilebrequins | |
| FR533426A (fr) | Perfectionnements apportés aux creusets | |
| FR540973A (fr) | Adjonction aux saxophones | |
| FR27158E (fr) | Perfectionnements aux postes radio-récepteurs | |
| FR559341A (fr) | Perfectionnements aux séléno-radio-dosimètre | |
| FR522401A (fr) | Perfectionnements apportés aux phares | |
| FR536577A (fr) | Perfectionnements aux crics | |
| FR538490A (fr) | Perfectionnements apportés aux pompes | |
| FR543895A (fr) | Perfectionnements apportés aux pompes | |
| FR549434A (fr) | Perfectionnements aux pompes | |
| FR541452A (fr) | Perfectionnements apportés aux niveaux | |
| FR535868A (fr) | Perfectionnements aux isolateurs | |
| FR25860E (fr) | Perfectionnements aux turbomachines | |
| FR559620A (fr) | Perfectionnements aux lapidaires | |
| FR25944E (fr) | Perfectionnements aux postes radio-récepteurs | |
| FR27863E (fr) | Perfectionnements aux postes radio-récepteurs | |
| FR535855A (fr) | Perfectionnements aux dégauchisseuses-raboteuses | |
| FR539358A (fr) | Perfectionnements aux aéromoteurs | |
| FR541145A (fr) | Perfectionnements aux |