DE3941231A1 - Einrichtung zur darbietung von informationen, anzeigen, hinweisen etc. - Google Patents
Einrichtung zur darbietung von informationen, anzeigen, hinweisen etc.Info
- Publication number
- DE3941231A1 DE3941231A1 DE19893941231 DE3941231A DE3941231A1 DE 3941231 A1 DE3941231 A1 DE 3941231A1 DE 19893941231 DE19893941231 DE 19893941231 DE 3941231 A DE3941231 A DE 3941231A DE 3941231 A1 DE3941231 A1 DE 3941231A1
- Authority
- DE
- Germany
- Prior art keywords
- front surface
- plastic film
- light
- transparent
- symbols
- 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.)
- Withdrawn
Links
- 239000002985 plastic film Substances 0.000 claims description 19
- 229920006255 plastic film Polymers 0.000 claims description 19
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 10
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 10
- 239000012780 transparent material Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 238000007650 screen-printing Methods 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 abstract 5
- 239000004033 plastic Substances 0.000 abstract 4
- 239000011888 foil Substances 0.000 abstract 2
- 230000003287 optical effect Effects 0.000 abstract 2
- 238000010276 construction Methods 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000005304 optical glass Substances 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
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
- G02B6/0015—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
- G02B6/002—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 by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces
- G02B6/0021—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 by shaping at least a portion of the light guide, e.g. with collimating, focussing or diverging surfaces for housing at least a part of the light source, e.g. by forming holes or recesses
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT0307088A AT390851B (de) | 1988-12-16 | 1988-12-16 | Einrichtung zur darbietung von informationen, anzeigen, hinweisen etc. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3941231A1 true DE3941231A1 (de) | 1990-06-21 |
Family
ID=3544816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19893941231 Withdrawn DE3941231A1 (de) | 1988-12-16 | 1989-12-14 | Einrichtung zur darbietung von informationen, anzeigen, hinweisen etc. |
Country Status (3)
| Country | Link |
|---|---|
| AT (1) | AT390851B (enrdf_load_stackoverflow) |
| CH (1) | CH681182A5 (enrdf_load_stackoverflow) |
| DE (1) | DE3941231A1 (enrdf_load_stackoverflow) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0533301A1 (de) * | 1991-09-03 | 1993-03-24 | Dr. Ing. Willing Gmbh | Hinweisleuchte |
| DE29908755U1 (de) | 1999-05-18 | 1999-09-09 | Ströer Gesellschaft für innovative Außenwerbung mbH, 50999 Köln | Beleuchtete Anzeigevorrichtung |
| DE19818887A1 (de) * | 1998-04-28 | 1999-11-04 | Jan Hes | Beleuchtungsverfahren für Leuchtschriften |
| WO2002095720A1 (de) * | 2001-05-23 | 2002-11-28 | Röhm GmbH & Co. KG | Vorrichtung zum indirekten ausleuchten eines informationsträgers |
| DE19610155B4 (de) * | 1996-03-15 | 2008-04-10 | Siemens Ag | Anzeigeeinheit |
| DE10248359B4 (de) * | 2002-10-17 | 2014-01-30 | Leopold Kostal Gmbh & Co. Kg | Hinterleuchtete Funktionsanordnung |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102021114522A1 (de) * | 2021-06-07 | 2022-12-08 | Preh Gmbh | Funktionsanzeige zur selektiven Anzeige mindestens eines eine Schaltfunktion und/oder mehrere Schaltzustände repräsentierenden Symbols sowie zugehöriges Herstellungsverfahren |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3653138A (en) * | 1970-04-13 | 1972-04-04 | Minnesota Mining & Mfg | Contrasting background display |
| FR2346795A1 (fr) * | 1976-04-01 | 1977-10-28 | Regie Autonome Transports | Panneau d'affichage a eclairage incorpore |
-
1988
- 1988-12-16 AT AT0307088A patent/AT390851B/de not_active IP Right Cessation
-
1989
- 1989-12-14 DE DE19893941231 patent/DE3941231A1/de not_active Withdrawn
- 1989-12-14 CH CH450289A patent/CH681182A5/de not_active IP Right Cessation
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0533301A1 (de) * | 1991-09-03 | 1993-03-24 | Dr. Ing. Willing Gmbh | Hinweisleuchte |
| DE19610155B4 (de) * | 1996-03-15 | 2008-04-10 | Siemens Ag | Anzeigeeinheit |
| DE19818887A1 (de) * | 1998-04-28 | 1999-11-04 | Jan Hes | Beleuchtungsverfahren für Leuchtschriften |
| DE29908755U1 (de) | 1999-05-18 | 1999-09-09 | Ströer Gesellschaft für innovative Außenwerbung mbH, 50999 Köln | Beleuchtete Anzeigevorrichtung |
| WO2002095720A1 (de) * | 2001-05-23 | 2002-11-28 | Röhm GmbH & Co. KG | Vorrichtung zum indirekten ausleuchten eines informationsträgers |
| DE10248359B4 (de) * | 2002-10-17 | 2014-01-30 | Leopold Kostal Gmbh & Co. Kg | Hinterleuchtete Funktionsanordnung |
Also Published As
| Publication number | Publication date |
|---|---|
| AT390851B (de) | 1990-07-10 |
| ATA307088A (de) | 1989-12-15 |
| CH681182A5 (enrdf_load_stackoverflow) | 1993-01-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8139 | Disposal/non-payment of the annual fee |