FR688289A - Perfectionnements aux dispositifs d'enseignes diurnes et lumineuses - Google Patents
Perfectionnements aux dispositifs d'enseignes diurnes et lumineusesInfo
- Publication number
- FR688289A FR688289A FR688289DA FR688289A FR 688289 A FR688289 A FR 688289A FR 688289D A FR688289D A FR 688289DA FR 688289 A FR688289 A FR 688289A
- Authority
- FR
- France
- Prior art keywords
- daytime
- illuminated sign
- sign devices
- devices
- illuminated
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0015—Means for improving the coupling-in of light from the light source into the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0018—Redirecting means on the surface of the light guide
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
- G02B6/0031—Reflecting element, sheet or layer
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0036—2-D arrangement of prisms, protrusions, indentations or roughened surfaces
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/0045—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it by shaping at least a portion of the light guide
- G02B6/0046—Tapered light guide, e.g. wedge-shaped light guide
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F13/00—Illuminated signs; Luminous advertising
- G09F13/18—Edge-illuminated signs
- G09F2013/184—Information to display
- G09F2013/185—Embossed marks
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE688289X | 1929-01-15 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR688289A true FR688289A (fr) | 1930-08-21 |
Family
ID=3877976
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR688289D Expired FR688289A (fr) | 1929-01-15 | 1930-01-15 | Perfectionnements aux dispositifs d'enseignes diurnes et lumineuses |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR688289A (fr) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2507350A (en) * | 1947-02-03 | 1950-05-09 | Jr Allen B Russell | Combination advertising and illuminating fixture |
FR2492602A1 (fr) * | 1980-10-17 | 1982-04-23 | Bosch Siemens Hausgeraete | Appareil electromenager a tableau d'affichage et de commande eclaire |
US4625262A (en) * | 1983-07-08 | 1986-11-25 | Yazaki Corporation | Pointer illuminating structure in measuring instrument |
US4996632A (en) * | 1988-10-07 | 1991-02-26 | Gulton Industries, Inc. | Multi-color illuminating system |
US5219217A (en) * | 1988-10-07 | 1993-06-15 | Gulton Industries, Inc. | Illuminating system |
-
1930
- 1930-01-15 FR FR688289D patent/FR688289A/fr not_active Expired
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2507350A (en) * | 1947-02-03 | 1950-05-09 | Jr Allen B Russell | Combination advertising and illuminating fixture |
FR2492602A1 (fr) * | 1980-10-17 | 1982-04-23 | Bosch Siemens Hausgeraete | Appareil electromenager a tableau d'affichage et de commande eclaire |
US4625262A (en) * | 1983-07-08 | 1986-11-25 | Yazaki Corporation | Pointer illuminating structure in measuring instrument |
US4996632A (en) * | 1988-10-07 | 1991-02-26 | Gulton Industries, Inc. | Multi-color illuminating system |
US5016143A (en) * | 1988-10-07 | 1991-05-14 | Gulton Industries, Inc. | Illuminating system |
US5219217A (en) * | 1988-10-07 | 1993-06-15 | Gulton Industries, Inc. | Illuminating system |
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