DK496788D0 - Pladeformet lysleder - Google Patents

Pladeformet lysleder

Info

Publication number
DK496788D0
DK496788D0 DK496788A DK496788A DK496788D0 DK 496788 D0 DK496788 D0 DK 496788D0 DK 496788 A DK496788 A DK 496788A DK 496788 A DK496788 A DK 496788A DK 496788 D0 DK496788 D0 DK 496788D0
Authority
DK
Denmark
Prior art keywords
platform light
platform
light
Prior art date
Application number
DK496788A
Other languages
English (en)
Other versions
DK496788A (da
Inventor
Niels Toft
Original Assignee
Dsb Generaldirektoratet For Da
Moeller Jensen Jens
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 Dsb Generaldirektoratet For Da, Moeller Jensen Jens filed Critical Dsb Generaldirektoratet For Da
Priority to DK496788A priority Critical patent/DK496788A/da
Publication of DK496788D0 publication Critical patent/DK496788D0/da
Publication of DK496788A publication Critical patent/DK496788A/da

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
    • G02B6/0035—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
    • G02B6/0038—Linear indentations or grooves, e.g. arc-shaped grooves or meandering grooves, extending over the full length or width of the 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
    • G09F2013/1804—Achieving homogeneous illumination
    • G09F2013/1809—Achieving homogeneous illumination using a non-homogeneous front window
    • G09F2013/1813—Achieving homogeneous illumination using a non-homogeneous front window provided with a coating showing a pattern of dots of variable density
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S362/00—Illumination
    • Y10S362/812—Signs

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Planar Illumination Modules (AREA)
DK496788A 1987-01-15 1988-09-07 Pladeformet lysleder DK496788A (da)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DK496788A DK496788A (da) 1987-01-15 1988-09-07 Pladeformet lysleder

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DK021487A DK21487D0 (da) 1987-01-15 1987-01-15 Pladeformet lysleder
PCT/DK1988/000005 WO1988005589A1 (en) 1987-01-15 1988-01-14 Light transmitting plate member
DK496788A DK496788A (da) 1987-01-15 1988-09-07 Pladeformet lysleder

Publications (2)

Publication Number Publication Date
DK496788D0 true DK496788D0 (da) 1988-09-07
DK496788A DK496788A (da) 1988-09-07

Family

ID=8091022

Family Applications (2)

Application Number Title Priority Date Filing Date
DK021487A DK21487D0 (da) 1987-01-15 1987-01-15 Pladeformet lysleder
DK496788A DK496788A (da) 1987-01-15 1988-09-07 Pladeformet lysleder

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DK021487A DK21487D0 (da) 1987-01-15 1987-01-15 Pladeformet lysleder

Country Status (8)

Country Link
US (1) US4890201A (da)
EP (1) EP0298106A1 (da)
JP (1) JPH01502697A (da)
AU (1) AU1180988A (da)
DK (2) DK21487D0 (da)
FI (1) FI884203A0 (da)
NO (1) NO884081L (da)
WO (1) WO1988005589A1 (da)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1316159C (en) * 1987-05-08 1993-04-13 Sanford Cobb, Jr. High aspect ratio light fixture and film for use therein
FR2620795B1 (fr) * 1987-09-18 1992-02-28 Courageux Claude Diffuseur de lumiere
WO1989011713A1 (en) * 1988-05-19 1989-11-30 Stanilite Pacific Ltd. Luminaire for signs
US5005108A (en) * 1989-02-10 1991-04-02 Lumitex, Inc. Thin panel illuminator
DE3914448A1 (de) * 1989-05-02 1990-11-08 Wustlich Elektr Bauteile Anordnung zur ausleuchtung von hintergrundflaechen
JPH0365982A (ja) * 1989-08-03 1991-03-20 Pioneer Electron Corp 表示装置における表示板照明装置
US5372756A (en) * 1990-04-11 1994-12-13 Oyama; Nobuo Method of forming striated light diffuser
US5168646A (en) * 1990-06-01 1992-12-08 Ncm International, Inc. Visual effect graphic and method of making same
US5641219A (en) * 1990-06-22 1997-06-24 Mizobe; Tatsuji Uniform illumination light emitting device
US5128842A (en) * 1991-06-03 1992-07-07 Sunarrow Co., Inc. Uniform illumination plate
JP2601766Y2 (ja) * 1992-08-31 1999-12-06 日本電産コパル株式会社 面発光装置
WO1994023244A1 (en) * 1993-03-29 1994-10-13 Precision Lamp, Inc. Flat thin uniform thickness large area light source
US5390085A (en) * 1993-11-19 1995-02-14 Motorola, Inc. Light diffuser for a liquid crystal display
AU4409496A (en) * 1994-11-29 1996-06-19 Precision Lamp, Inc. Edge light for panel display
US5613751A (en) 1995-06-27 1997-03-25 Lumitex, Inc. Light emitting panel assemblies
US7108414B2 (en) 1995-06-27 2006-09-19 Solid State Opto Limited Light emitting panel assemblies
US6712481B2 (en) 1995-06-27 2004-03-30 Solid State Opto Limited Light emitting panel assemblies
GB2310525A (en) * 1996-02-24 1997-08-27 Ronnie Revell Illuminated display device
GB2324599A (en) * 1997-04-22 1998-10-28 Ford Motor Co Looped light pipe illuminator for illuminating dials etc.
DE19853106A1 (de) * 1998-11-18 2000-05-31 Bayer Ag Fluoreszierende, strukturierte Formkörper
US6827456B2 (en) 1999-02-23 2004-12-07 Solid State Opto Limited Transreflectors, transreflector systems and displays and methods of making transreflectors
US6161939A (en) * 1999-05-05 2000-12-19 Semperlux Ag Interior lighting fixture
US6895705B2 (en) * 2003-05-15 2005-05-24 Marketing Display, Inc. Light panel
GB0321836D0 (en) * 2003-09-18 2003-10-15 Ambisol Signage And Lighting L Improvements in and relating to backlit displays
US8462292B2 (en) 2008-07-31 2013-06-11 Rambus Delaware Llc Optically transmissive substrates and light emitting assemblies and methods of making same, and methods of displaying images using the optically transmissive substrates and light emitting assemblies
US10739513B2 (en) 2018-08-31 2020-08-11 RAB Lighting Inc. Apparatuses and methods for efficiently directing light toward and away from a mounting surface
US10801679B2 (en) 2018-10-08 2020-10-13 RAB Lighting Inc. Apparatuses and methods for assembling luminaires

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2247969A (en) * 1937-12-31 1941-07-01 Adlake Co Edge glow lighting system
GB1130601A (en) * 1965-04-30 1968-10-16 Calorific Appliances Ltd Illuminated display apparatus
US4059916A (en) * 1975-01-30 1977-11-29 Copal Company Limited Light diffusing device
US4257084A (en) * 1979-02-21 1981-03-17 Reynolds Christopher H Display device
FR2514105A1 (fr) * 1981-10-05 1983-04-08 Cibie Projecteurs Projecteur a conduit de lumiere pour vehicules automobiles
US4528617A (en) * 1982-02-08 1985-07-09 Sheltered Workshop For The Disabled, Inc. Light distribution apparatus
DE3573649D1 (en) * 1984-07-02 1989-11-16 Mitsubishi Rayon Co Light diffuser
IT8552912V0 (it) * 1985-01-28 1985-01-28 Comind S P Aa Fanale per autoveicoli
US4791540A (en) * 1987-05-26 1988-12-13 Minnesota Mining And Manufacturing Company Light fixture providing normalized output

Also Published As

Publication number Publication date
JPH01502697A (ja) 1989-09-14
NO884081D0 (no) 1988-09-14
AU1180988A (en) 1988-08-10
FI884203A (fi) 1988-09-13
NO884081L (no) 1988-11-14
WO1988005589A1 (en) 1988-07-28
DK21487D0 (da) 1987-01-15
FI884203A0 (fi) 1988-09-13
US4890201A (en) 1989-12-26
DK496788A (da) 1988-09-07
EP0298106A1 (en) 1989-01-11

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment