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GB850120A - Improvements in or relating to illuminated signs - Google Patents

Improvements in or relating to illuminated signs

Info

Publication number
GB850120A
GB850120A GB1328758A GB1328758A GB850120A GB 850120 A GB850120 A GB 850120A GB 1328758 A GB1328758 A GB 1328758A GB 1328758 A GB1328758 A GB 1328758A GB 850120 A GB850120 A GB 850120A
Authority
GB
United Kingdom
Prior art keywords
sheet
relating
illuminated signs
signs
indicia
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
GB1328758A
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.)
Hunt & Winterbotham West Of En
KENNETH DIGBY LOUGHBOROUGH
Original Assignee
Hunt & Winterbotham West Of En
KENNETH DIGBY LOUGHBOROUGH
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 Hunt & Winterbotham West Of En, KENNETH DIGBY LOUGHBOROUGH filed Critical Hunt & Winterbotham West Of En
Priority to GB1328758A priority Critical patent/GB850120A/en
Publication of GB850120A publication Critical patent/GB850120A/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
    • G02B6/0081—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
    • G02B6/0091—Positioning aspects of the light source relative to 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
    • G02B6/0068—Arrangements of plural sources, e.g. multi-colour 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
    • G02B6/0066—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
    • 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
    • G09F2013/1831—Achieving homogeneous illumination using more than one light source

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)

Abstract

850,120. Signs. HUNT & WINTERBOTHAM (WEST OF ENGLAND) Ltd., and LOUGHBOROUGH, K. D. March 18, 1959 [April 25, 1958], No. 13287/58. Class 3(2) An edge illuminated sign comprises an indicia bearing glass plate 1 disposed between a transparent light diffusing sheet 3 of glass or polymethylmethacrylate and a transparent sheet 15 having indicia applied thereto as by sand blasting. The sign members 1, 3, 15 are clamped between housings having shield elements 16. The sheet 3 may be of arcuate form with the concave face roughened.
GB1328758A 1958-04-25 1958-04-25 Improvements in or relating to illuminated signs Expired GB850120A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1328758A GB850120A (en) 1958-04-25 1958-04-25 Improvements in or relating to illuminated signs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1328758A GB850120A (en) 1958-04-25 1958-04-25 Improvements in or relating to illuminated signs

Publications (1)

Publication Number Publication Date
GB850120A true GB850120A (en) 1960-09-28

Family

ID=10020220

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1328758A Expired GB850120A (en) 1958-04-25 1958-04-25 Improvements in or relating to illuminated signs

Country Status (1)

Country Link
GB (1) GB850120A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2445485A1 (en) * 1978-12-26 1980-07-25 Plumly George IMPROVED DEVICES WITH WAFER LIGHTING
EP0526746A3 (en) * 1991-07-24 1993-12-29 Siegel Geb Gmbh Co Kg Orientation device for self services, building materials, stores, railway stations, airports or the like
GB2314962A (en) * 1996-07-03 1998-01-14 Geoffrey David Fairfield Display lighting apparatus
US6185883B1 (en) * 1998-12-31 2001-02-13 Noel Howard Window with decorative accessories

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2445485A1 (en) * 1978-12-26 1980-07-25 Plumly George IMPROVED DEVICES WITH WAFER LIGHTING
EP0526746A3 (en) * 1991-07-24 1993-12-29 Siegel Geb Gmbh Co Kg Orientation device for self services, building materials, stores, railway stations, airports or the like
GB2314962A (en) * 1996-07-03 1998-01-14 Geoffrey David Fairfield Display lighting apparatus
GB2314962B (en) * 1996-07-03 2000-07-12 Geoffrey David Fairfield Display lighting apparatus (Flat Panel)
US6185883B1 (en) * 1998-12-31 2001-02-13 Noel Howard Window with decorative accessories

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