DK380084A - Lysplade - Google Patents

Lysplade Download PDF

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Publication number
DK380084A
DK380084A DK380084A DK380084A DK380084A DK 380084 A DK380084 A DK 380084A DK 380084 A DK380084 A DK 380084A DK 380084 A DK380084 A DK 380084A DK 380084 A DK380084 A DK 380084A
Authority
DK
Denmark
Prior art keywords
view box
box
view
Prior art date
Application number
DK380084A
Other languages
English (en)
Other versions
DK152317C (da
DK380084D0 (da
DK152317B (da
Inventor
Franz Johnsen Vinther
Original Assignee
Vinther Plastik Aps Franz
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 Vinther Plastik Aps Franz filed Critical Vinther Plastik Aps Franz
Priority to DK380084A priority Critical patent/DK152317C/da
Publication of DK380084D0 publication Critical patent/DK380084D0/da
Priority to DE8522545U priority patent/DE8522545U1/de
Publication of DK380084A publication Critical patent/DK380084A/da
Priority to US07/031,838 priority patent/US4794492A/en
Publication of DK152317B publication Critical patent/DK152317B/da
Application granted granted Critical
Publication of DK152317C publication Critical patent/DK152317C/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
    • G02B6/0045—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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V7/00—Reflectors for light sources
    • 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
    • G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side 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
    • G02B6/0066—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 characterised by the light source being coupled to the light guide
    • G02B6/007—Incandescent lamp or gas discharge lamp
    • G02B6/0071—Incandescent lamp or gas discharge lamp with elongated shape, e.g. tube
    • 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
    • G02B6/0086—Positioning 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
    • G02B6/0081—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
    • G02B6/0086—Positioning aspects
    • G02B6/0088—Positioning aspects of the light guide or other optical sheets in the package
    • 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)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
DK380084A 1984-08-07 1984-08-07 Lysplade DK152317C (da)

Priority Applications (3)

Application Number Priority Date Filing Date Title
DK380084A DK152317C (da) 1984-08-07 1984-08-07 Lysplade
DE8522545U DE8522545U1 (de) 1984-08-07 1985-08-05 Lichtplatte
US07/031,838 US4794492A (en) 1984-08-07 1987-03-30 Illuminated board

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DK380084 1984-08-07
DK380084A DK152317C (da) 1984-08-07 1984-08-07 Lysplade

Publications (4)

Publication Number Publication Date
DK380084D0 DK380084D0 (da) 1984-08-07
DK380084A true DK380084A (da) 1986-02-08
DK152317B DK152317B (da) 1988-02-15
DK152317C DK152317C (da) 1988-07-11

Family

ID=8126902

Family Applications (1)

Application Number Title Priority Date Filing Date
DK380084A DK152317C (da) 1984-08-07 1984-08-07 Lysplade

Country Status (3)

Country Link
US (1) US4794492A (da)
DE (1) DE8522545U1 (da)
DK (1) DK152317C (da)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE906112A (fr) * 1986-12-30 1987-06-30 Benmouna Abdennasser Caisson lumineux.
US4937716A (en) * 1988-05-05 1990-06-26 Tir Systems Ltd Illuminating device having non-absorptive variable transmissivity cover
DE3907805A1 (de) * 1989-03-10 1990-09-13 Karl Gerhard Leuchtpult
DE8906016U1 (de) * 1989-05-13 1990-09-13 Marketing-Displays Produktionsgesellschaft für Werbe- und Verkaufsförderungssysteme mbH, 5000 Köln Leuchtbox
DE3919834A1 (de) * 1989-06-16 1990-12-20 Fandrich Heinz Juergen Vorrichtung zur gleichmaessigen lichtverteilung in einem dreiecksaeulenfoermigen reflektorraum
DE3941653A1 (de) * 1989-12-16 1991-06-20 Teldix Gmbh Einrichtung zum ausleuchten einer flaeche
DE9000867U1 (de) * 1990-01-26 1991-03-07 Marketing-Displays Produktionsgesellschaft Fuer Werbe- Und Verkaufsfoerderungssysteme Mbh, 5000 Koeln Leuchtbox
DE4037076C1 (en) * 1990-11-22 1992-04-02 Dambach-Werke Gmbh, 7560 Gaggenau, De Lightweight lighting box giving uniform beam - including transparent, wedge-shaped reflecting member directed towards illuminating member, etc.
US5295050A (en) * 1992-11-23 1994-03-15 Eaton Corporation Display system
US5413350A (en) * 1993-05-17 1995-05-09 Taylor; Thomas E. Illuminated game board with light directing transparent lens
DE4342338C2 (de) * 1993-12-11 2000-05-18 Ceag Sicherheitstechnik Gmbh Scheibe für die Verwendung als Bestandteil einer Scheibenleuchte
JPH07169311A (ja) * 1993-12-17 1995-07-04 Enplas Corp 光散乱導光光源装置及び液晶表示装置
TW334523B (en) * 1994-03-02 1998-06-21 Toso Kk Back light
US5982540A (en) * 1994-03-16 1999-11-09 Enplas Corporation Surface light source device with polarization function
DE4436133A1 (de) * 1994-09-28 1996-04-04 Henri Eber Einrichtungsgegenstand mit Leuchte
US5669693A (en) * 1996-04-17 1997-09-23 Hughes Electronics Holographic thin taillamp
US5943801A (en) * 1998-07-29 1999-08-31 Wilkinson; Kirk System and method for backlighting a display
US20040177540A1 (en) * 2003-01-07 2004-09-16 Elijah Abron Image assembly and method of using the same to produce backlit enhanced display
US7048398B2 (en) * 2003-08-05 2006-05-23 Bahram Bahramian Low profile light panel
US7338196B2 (en) * 2003-08-05 2008-03-04 Bahram Bahramian Low profile light panel
US6981778B2 (en) * 2004-01-16 2006-01-03 Artograph, Inc. Portable light box
TWI416049B (zh) * 2010-09-10 2013-11-21 Young Lighting Technology Corp 光源裝置及光源裝置的使用方法
US9945539B1 (en) 2016-10-19 2018-04-17 Lu Su Backlit display assembly

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR31104E (fr) * 1925-10-14 1926-11-23 Plaque signalisatrice à usage diurne et nocturne pour automobile, indication du nomdes rues, etc.
US2646637A (en) * 1950-01-26 1953-07-28 Richard N Nierenberg Device for trans-illuminating transparencies
US3040168A (en) * 1957-09-25 1962-06-19 Kollsman Instr Corp Instrument lighting device
GB1130601A (en) * 1965-04-30 1968-10-16 Calorific Appliances Ltd Illuminated display apparatus
GB1162560A (en) * 1966-11-15 1969-08-27 Wharton Engs Elstree Ltd Drawing and the like Boards
US3561145A (en) * 1968-03-05 1971-02-09 United States Radium Corp Light distributing lens system
US4059916A (en) * 1975-01-30 1977-11-29 Copal Company Limited Light diffusing device
DE2827573C2 (de) * 1978-06-23 1983-02-03 Blaupunkt-Werke Gmbh, 3200 Hildesheim Großflächige Lichtquelle
JPS61119U (ja) * 1984-06-07 1986-01-06 株式会社 ワコム 透視装置
JPS6155684A (ja) * 1984-08-27 1986-03-20 三菱レイヨン株式会社 光拡散装置

Also Published As

Publication number Publication date
DK152317C (da) 1988-07-11
US4794492A (en) 1988-12-27
DK380084D0 (da) 1984-08-07
DK152317B (da) 1988-02-15
DE8522545U1 (de) 1985-12-12

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PBP Patent lapsed