GB190911112A - Improvements in and relating to Illuminated Signs and Indicators. - Google Patents

Improvements in and relating to Illuminated Signs and Indicators.

Info

Publication number
GB190911112A
GB190911112A GB190911112DA GB190911112A GB 190911112 A GB190911112 A GB 190911112A GB 190911112D A GB190911112D A GB 190911112DA GB 190911112 A GB190911112 A GB 190911112A
Authority
GB
United Kingdom
Prior art keywords
indicators
relating
illuminated signs
lamps
illuminated
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
Inventor
John Baptist Reiner
Frank Philip Whitehead
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of GB190911112A publication Critical patent/GB190911112A/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
    • 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
    • G02B6/0081—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

Abstract

11,112. Reiner, J. B., and Whitehead, F. P. May 11. Illuminating, means for. - Clock dials e of twelve sectors, separated by opaque strips, may be illuminated at their edges by rotated lamps b or by lamps and rotated lenses so as to indicate the time.
GB190911112D 1909-05-11 1909-05-11 Improvements in and relating to Illuminated Signs and Indicators. Expired GB190911112A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB190911112T 1909-05-11

Publications (1)

Publication Number Publication Date
GB190911112A true GB190911112A (en) 1910-04-28

Family

ID=32554653

Family Applications (1)

Application Number Title Priority Date Filing Date
GB190911112D Expired GB190911112A (en) 1909-05-11 1909-05-11 Improvements in and relating to Illuminated Signs and Indicators.

Country Status (1)

Country Link
GB (1) GB190911112A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE746160C (en) * 1935-07-01 1944-05-31 Bendix Aviat Corp Device for dial illumination of measuring instruments
US2430616A (en) * 1945-08-06 1947-11-11 Rohm & Haas Instrument lens and dial
DE767968C (en) * 1936-04-03 1955-05-05 Siemens App Device for generating several bundles of rays for radiation computers
US4255873A (en) * 1979-02-28 1981-03-17 Eberle William J Optic art kit novel extruded frame material

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE746160C (en) * 1935-07-01 1944-05-31 Bendix Aviat Corp Device for dial illumination of measuring instruments
DE767968C (en) * 1936-04-03 1955-05-05 Siemens App Device for generating several bundles of rays for radiation computers
US2430616A (en) * 1945-08-06 1947-11-11 Rohm & Haas Instrument lens and dial
US4255873A (en) * 1979-02-28 1981-03-17 Eberle William J Optic art kit novel extruded frame material

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