IT996335B - Pannello indicatore e dispositivo che lo comprende in particolare per autoveicoli - Google Patents
Pannello indicatore e dispositivo che lo comprende in particolare per autoveicoliInfo
- Publication number
- IT996335B IT996335B IT5336573A IT5336573A IT996335B IT 996335 B IT996335 B IT 996335B IT 5336573 A IT5336573 A IT 5336573A IT 5336573 A IT5336573 A IT 5336573A IT 996335 B IT996335 B IT 996335B
- Authority
- IT
- Italy
- Prior art keywords
- motor vehicles
- indicator panel
- indicator
- panel
- vehicles
- Prior art date
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
- G02B6/0028—Light guide, e.g. taper
-
- 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
- G02B6/0058—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide
- G02B6/006—Means for improving the coupling-out of light from the light guide varying in density, size, shape or depth along the light guide to produce indicia, symbols, texts or the like
-
- 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
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0095—Light guides as housings, housing portions, shelves, doors, tiles, windows, or the like
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
- Details Of Measuring And Other Instruments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB4981972A GB1438639A (en) | 1972-10-28 | 1972-10-28 | Indicator panels |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT996335B true IT996335B (it) | 1975-12-10 |
Family
ID=10453657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT5336573A IT996335B (it) | 1972-10-28 | 1973-10-26 | Pannello indicatore e dispositivo che lo comprende in particolare per autoveicoli |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS4977650A (fr) |
| DE (1) | DE2353712A1 (fr) |
| FR (1) | FR2205245A5 (fr) |
| GB (1) | GB1438639A (fr) |
| IN (1) | IN139638B (fr) |
| IT (1) | IT996335B (fr) |
-
1972
- 1972-10-28 GB GB4981972A patent/GB1438639A/en not_active Expired
-
1973
- 1973-10-18 IN IN2320/CAL/73A patent/IN139638B/en unknown
- 1973-10-24 FR FR7337835A patent/FR2205245A5/fr not_active Expired
- 1973-10-26 DE DE19732353712 patent/DE2353712A1/de active Pending
- 1973-10-26 JP JP48120075A patent/JPS4977650A/ja active Pending
- 1973-10-26 IT IT5336573A patent/IT996335B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| AU6143873A (en) | 1975-04-17 |
| IN139638B (fr) | 1976-07-10 |
| JPS4977650A (fr) | 1974-07-26 |
| FR2205245A5 (fr) | 1974-05-24 |
| GB1438639A (en) | 1976-06-09 |
| DE2353712A1 (de) | 1974-05-02 |
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