FR741146A - - Google Patents
Info
- Publication number
- FR741146A FR741146A FR741146DA FR741146A FR 741146 A FR741146 A FR 741146A FR 741146D A FR741146D A FR 741146DA FR 741146 A FR741146 A FR 741146A
- 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
-
- 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
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- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR741146A true FR741146A (xx) | 1933-02-04 |
Family
ID=1545722
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR741146D Expired FR741146A (xx) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR741146A (xx) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3111701A1 (de) * | 1981-03-25 | 1982-10-07 | Trilux-Lenze Gmbh + Co Kg, 5760 Arnsberg | "leuchte mit einer kolbenfoermigen gasentladungslampe" |
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0
- FR FR741146D patent/FR741146A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3111701A1 (de) * | 1981-03-25 | 1982-10-07 | Trilux-Lenze Gmbh + Co Kg, 5760 Arnsberg | "leuchte mit einer kolbenfoermigen gasentladungslampe" |