AU7425998A - Electric sign - Google Patents

Electric sign

Info

Publication number
AU7425998A
AU7425998A AU74259/98A AU7425998A AU7425998A AU 7425998 A AU7425998 A AU 7425998A AU 74259/98 A AU74259/98 A AU 74259/98A AU 7425998 A AU7425998 A AU 7425998A AU 7425998 A AU7425998 A AU 7425998A
Authority
AU
Australia
Prior art keywords
electric sign
sign
electric
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.)
Abandoned
Application number
AU74259/98A
Inventor
Joern Andersen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BOGSTAVHUSET AS
Original Assignee
Bogstavhuset A S
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Bogstavhuset A S filed Critical Bogstavhuset A S
Publication of AU7425998A publication Critical patent/AU7425998A/en
Abandoned legal-status Critical Current

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
    • G02B6/0033—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
    • G02B6/0065—Manufacturing aspects; Material aspects
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
AU74259/98A 1997-06-26 1998-05-28 Electric sign Abandoned AU7425998A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DK25897 1997-06-26
DK258/97 1997-06-26
PCT/DK1998/000218 WO1999000625A1 (en) 1997-06-26 1998-05-28 Electric sign

Publications (1)

Publication Number Publication Date
AU7425998A true AU7425998A (en) 1999-01-19

Family

ID=8091523

Family Applications (1)

Application Number Title Priority Date Filing Date
AU74259/98A Abandoned AU7425998A (en) 1997-06-26 1998-05-28 Electric sign

Country Status (3)

Country Link
EP (1) EP1030996A1 (en)
AU (1) AU7425998A (en)
WO (1) WO1999000625A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO313256B1 (en) * 1999-10-05 2002-09-02 Scandisign As Device by illuminated sign or blackboard
KR100341418B1 (en) * 2000-03-28 2002-06-22 이세룡 A method for establishing database for searching files and a method for searching file by use of the database
DE10316030A1 (en) * 2003-04-07 2004-10-21 Drees Leuchtenteile Gmbh Illuminated information or advertising sign having a light emitting diode radiating light radially into a transparent plate
US6895705B2 (en) 2003-05-15 2005-05-24 Marketing Display, Inc. Light panel

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2352359A1 (en) * 1976-05-17 1977-12-16 Int Vibration Engineer LUMINOUS PANEL
US4385343A (en) * 1978-12-26 1983-05-24 Plumly George W Edge lighted devices
GB9219671D0 (en) * 1992-09-17 1992-10-28 Canterbury Park Limited Ink
DE29514771U1 (en) * 1995-09-14 1995-12-07 Renic Anton Illuminated display unit

Also Published As

Publication number Publication date
EP1030996A1 (en) 2000-08-30
WO1999000625A1 (en) 1999-01-07

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase