CA1112446A - Lighted sign device - Google Patents
Lighted sign deviceInfo
- Publication number
- CA1112446A CA1112446A CA321,655A CA321655A CA1112446A CA 1112446 A CA1112446 A CA 1112446A CA 321655 A CA321655 A CA 321655A CA 1112446 A CA1112446 A CA 1112446A
- Authority
- CA
- Canada
- Prior art keywords
- panels
- panel
- edge
- edges
- light source
- 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
- G02B6/0023—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
- G02B6/0026—Wavelength selective element, sheet or layer, e.g. filter or grating
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BE864070 | 1978-02-17 | ||
BE864,070 | 1978-02-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1112446A true CA1112446A (en) | 1981-11-17 |
Family
ID=3861638
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA321,655A Expired CA1112446A (en) | 1978-02-17 | 1979-02-16 | Lighted sign device |
Country Status (7)
Country | Link |
---|---|
JP (2) | JPS54139396A (es) |
CA (1) | CA1112446A (es) |
DE (1) | DE2906022A1 (es) |
ES (1) | ES477819A1 (es) |
FR (1) | FR2417819A1 (es) |
LU (1) | LU80931A1 (es) |
NL (1) | NL184029C (es) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10451792B2 (en) | 2014-02-28 | 2019-10-22 | Signify Holding B.V. | Lighting system |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4124567A1 (de) * | 1991-07-24 | 1993-01-28 | Siegel Geb Gmbh Co Kg | Kundenfuehrungsanlage fuer selbstbedienungsgeschaefte, baumaerkte, bahnhoefe, flughaefen und dergleichen |
DE9300991U1 (de) * | 1993-01-26 | 1993-04-29 | Gerecke, Martin, 4350 Recklinghausen | Licht-Leiteinrichtung, insbesondere für Werbezwecke |
DE9310110U1 (de) * | 1993-07-07 | 1994-11-10 | Lumatec S A | Leuchttafel |
DE4407295A1 (de) * | 1994-03-04 | 1995-09-14 | Borsi Kg F | Leuchttransparent |
DE4425246A1 (de) * | 1994-07-16 | 1996-01-18 | Schoeniger Karl Heinz | Beleuchtete Anzeigetafel |
DE19514649A1 (de) * | 1995-04-20 | 1996-10-24 | Msd Auto Und Sportzubehoer Gmb | Anzeigeelement nach dem Lichtleiterprinzip sowie Verfahren zu dessen Herstellung |
DE19802329A1 (de) * | 1998-01-22 | 1999-07-29 | Erco Leuchten | Leuchte mit mindestens einer an einer Schmalfläche lichtbeaufschlagbaren Lichtleitplatte |
DE29809938U1 (de) | 1998-06-03 | 1998-08-27 | Müller, Frank R., Dipl.-Ing., 01326 Dresden | Anzeigevorrichtung mit wechselnder Darstellung |
FR2982196B1 (fr) * | 2011-11-07 | 2015-07-17 | Saint Gobain | Vitrage de signalisation lumineuse pour vehicule |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR684026A (fr) * | 1928-11-03 | 1930-06-20 | Enseignes lumineuses | |
US2623313A (en) * | 1948-06-14 | 1952-12-30 | Paul E Fuchs | Edge illuminated sign |
FR1015173A (fr) * | 1950-02-21 | 1952-08-28 | Procédé pour obtenir des motifs lumineux, incolores, ou colorès, sur une plaque transparente et appareils ou dispositifs publicitaires en résultant | |
FR2346795A1 (fr) * | 1976-04-01 | 1977-10-28 | Regie Autonome Transports | Panneau d'affichage a eclairage incorpore |
-
1979
- 1979-02-14 NL NL7901162A patent/NL184029C/xx not_active IP Right Cessation
- 1979-02-15 LU LU80931A patent/LU80931A1/xx unknown
- 1979-02-15 FR FR7903858A patent/FR2417819A1/fr active Granted
- 1979-02-16 DE DE19792906022 patent/DE2906022A1/de active Pending
- 1979-02-16 ES ES477819A patent/ES477819A1/es not_active Expired
- 1979-02-16 JP JP1623079A patent/JPS54139396A/ja active Pending
- 1979-02-16 CA CA321,655A patent/CA1112446A/en not_active Expired
-
1983
- 1983-06-10 JP JP8798183U patent/JPS5920285U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10451792B2 (en) | 2014-02-28 | 2019-10-22 | Signify Holding B.V. | Lighting system |
Also Published As
Publication number | Publication date |
---|---|
FR2417819A1 (fr) | 1979-09-14 |
JPS5920285U (ja) | 1984-02-07 |
ES477819A1 (es) | 1979-11-01 |
FR2417819B1 (es) | 1983-11-10 |
NL184029C (nl) | 1989-03-16 |
NL7901162A (nl) | 1979-08-21 |
DE2906022A1 (de) | 1979-08-23 |
JPS54139396A (en) | 1979-10-29 |
LU80931A1 (fr) | 1979-06-18 |
NL184029B (nl) | 1988-10-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |