FR776891A - - Google Patents
Info
- Publication number
- FR776891A FR776891A FR776891DA FR776891A FR 776891 A FR776891 A FR 776891A FR 776891D A FR776891D A FR 776891DA FR 776891 A FR776891 A FR 776891A
- 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
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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
- F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
- F21V13/02—Combinations of only two kinds of elements
- F21V13/04—Combinations of only two kinds of elements the elements being reflectors and refractors
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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
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2111/00—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00
- F21W2111/06—Use or application of lighting devices or systems for signalling, marking or indicating, not provided for in codes F21W2102/00 – F21W2107/00 for aircraft runways or the like
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/105—Outdoor lighting of arenas or the like
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR776891A true FR776891A (OSRAM) | 1935-02-05 |
Family
ID=1552194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR776891D Expired FR776891A (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR776891A (OSRAM) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2614247A1 (fr) * | 1987-04-24 | 1988-10-28 | Cibie Projecteurs | Feu de signalisation a plage eclairante large et a haut rendement pour vehicule automobile. |
| WO1990004130A1 (de) * | 1988-10-06 | 1990-04-19 | Robert Bosch Gmbh | Scheinwerfer oder signalleuchte, insbesondere für kraftfahrzeuge |
| EP0386910A1 (en) * | 1989-02-24 | 1990-09-12 | Minnesota Mining And Manufacturing Company | Multiple cavity light fixture |
-
0
- FR FR776891D patent/FR776891A/fr not_active Expired
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2614247A1 (fr) * | 1987-04-24 | 1988-10-28 | Cibie Projecteurs | Feu de signalisation a plage eclairante large et a haut rendement pour vehicule automobile. |
| WO1990004130A1 (de) * | 1988-10-06 | 1990-04-19 | Robert Bosch Gmbh | Scheinwerfer oder signalleuchte, insbesondere für kraftfahrzeuge |
| EP0386910A1 (en) * | 1989-02-24 | 1990-09-12 | Minnesota Mining And Manufacturing Company | Multiple cavity light fixture |