GB2046977B - Illuminated display - Google Patents

Illuminated display

Info

Publication number
GB2046977B
GB2046977B GB8008291A GB8008291A GB2046977B GB 2046977 B GB2046977 B GB 2046977B GB 8008291 A GB8008291 A GB 8008291A GB 8008291 A GB8008291 A GB 8008291A GB 2046977 B GB2046977 B GB 2046977B
Authority
GB
United Kingdom
Prior art keywords
illuminated display
illuminated
display
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
Application number
GB8008291A
Other versions
GB2046977A (en
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.)
Spiralux Neon SPRL
Original Assignee
Spiralux Neon SPRL
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
Priority claimed from FR7906228A external-priority patent/FR2451608A1/en
Priority claimed from FR8004923A external-priority patent/FR2477744A2/en
Application filed by Spiralux Neon SPRL filed Critical Spiralux Neon SPRL
Publication of GB2046977A publication Critical patent/GB2046977A/en
Application granted granted Critical
Publication of GB2046977B publication Critical patent/GB2046977B/en
Expired 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
    • G02B6/0013—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
    • G02B6/0075—Arrangements of multiple light guides
    • G02B6/0076—Stacked arrangements of multiple light guides of the same or different cross-sectional area
    • 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
    • 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
    • G09F2013/1872—Casing
    • G09F2013/1877—Stand-like

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Displays For Variable Information Using Movable Means (AREA)
GB8008291A 1979-03-12 1980-03-12 Illuminated display Expired GB2046977B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7906228A FR2451608A1 (en) 1979-03-12 1979-03-12 Illuminated advertising display sign - has plate between light and printed pane to regulate light levels
FR8004923A FR2477744A2 (en) 1980-03-05 1980-03-05 Illuminated advertising display sign - has plate between light and printed pane to regulate light levels

Publications (2)

Publication Number Publication Date
GB2046977A GB2046977A (en) 1980-11-19
GB2046977B true GB2046977B (en) 1983-06-15

Family

ID=26221057

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8008291A Expired GB2046977B (en) 1979-03-12 1980-03-12 Illuminated display

Country Status (3)

Country Link
DE (1) DE3009162A1 (en)
GB (1) GB2046977B (en)
NL (1) NL8001431A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2134688B (en) * 1983-02-01 1986-08-28 Pilkington Perkin Elmer Ltd Assembling transparent articles, eg solar cell covers, by use of markings
GB8302772D0 (en) * 1983-02-01 1983-03-02 Pilkington Perkin Elmer Ltd Transparent articles
US20110088292A1 (en) * 2009-10-16 2011-04-21 Robert Kay Toy and/or packaging and / or other item including a light illumination system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR374825A (en) * 1906-02-26 1907-06-24 Walter Henry Everson Improvements to light signs
US3643361A (en) * 1969-11-17 1972-02-22 Photo Motion Corp Moire motion illusion apparatus
FR2110848A5 (en) * 1970-10-29 1972-06-02 Gontier Arrivat Andree

Also Published As

Publication number Publication date
NL8001431A (en) 1980-09-16
GB2046977A (en) 1980-11-19
DE3009162A1 (en) 1980-09-25

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19980312