BE654504A - - Google Patents
Info
- Publication number
- BE654504A BE654504A BE654504A BE654504A BE654504A BE 654504 A BE654504 A BE 654504A BE 654504 A BE654504 A BE 654504A BE 654504 A BE654504 A BE 654504A BE 654504 A BE654504 A BE 654504A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
-
- 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
- F21S41/43—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades characterised by the shape 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
- F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
-
- 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
- F21V11/00—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00
- F21V11/06—Screens not covered by groups F21V1/00, F21V3/00, F21V7/00 or F21V9/00 using crossed laminae or strips, e.g. grid-shaped louvers; using lattices or honeycombs
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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
- F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
- F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Laminated Bodies (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR951085A FR1379784A (fr) | 1963-10-18 | 1963-10-18 | écrans protecteurs contre les rayonnements éblouissants et procédé de fabrication de ces écrans |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE654504A true BE654504A (xx) | 1965-02-15 |
Family
ID=8814702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE654504A BE654504A (xx) | 1963-10-18 | 1964-10-16 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE654504A (xx) |
| DE (1) | DE1231186B (xx) |
| FR (1) | FR1379784A (xx) |
| GB (1) | GB1078917A (xx) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR531610A (fr) * | 1921-01-12 | 1922-01-17 | Appareil perfectionné servant à contrôler ou diriger les rayons lumineux émis par les phares des véhicules automobiles et autres projecteurs de lumière puissants en vue d'empêcher l'éblouissement | |
| FR1311121A (fr) * | 1961-02-07 | 1962-12-07 | Procédé de filtrage sélectif des rayonnements lumineux et écrans filtrants antiséblouissants établis suivant ce procédé |
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1963
- 1963-10-18 FR FR951085A patent/FR1379784A/fr not_active Expired
-
1964
- 1964-10-16 DE DEP35293A patent/DE1231186B/de active Pending
- 1964-10-16 BE BE654504A patent/BE654504A/xx unknown
- 1964-10-19 GB GB4260564A patent/GB1078917A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1379784A (fr) | 1964-11-27 |
| DE1231186B (de) | 1966-12-29 |
| GB1078917A (en) | 1967-08-09 |