CH486089A - Visual display device - Google Patents

Visual display device

Info

Publication number
CH486089A
CH486089A CH291968A CH291968A CH486089A CH 486089 A CH486089 A CH 486089A CH 291968 A CH291968 A CH 291968A CH 291968 A CH291968 A CH 291968A CH 486089 A CH486089 A CH 486089A
Authority
CH
Switzerland
Prior art keywords
display device
visual display
visual
display
Prior art date
Application number
CH291968A
Other languages
French (fr)
Original Assignee
Ncr Co
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 Ncr Co filed Critical Ncr Co
Publication of CH486089A publication Critical patent/CH486089A/en

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/132—Thermal activation of liquid crystals exhibiting a thermo-optic effect
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
    • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
    • B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
    • B41M5/28—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using thermochromic compounds or layers containing liquid crystals, microcapsules, bleachable dyes or heat- decomposable compounds, e.g. gas- liberating
    • B41M5/281—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using thermochromic compounds or layers containing liquid crystals, microcapsules, bleachable dyes or heat- decomposable compounds, e.g. gas- liberating using liquid crystals only
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
    • G01K11/12—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in colour, translucency or reflectance
    • G01K11/16—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in colour, translucency or reflectance of organic materials
    • G01K11/165—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in colour, translucency or reflectance of organic materials of organic liquid crystals
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/36—Steroidal liquid crystal compounds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K2219/00—Aspects relating to the form of the liquid crystal [LC] material, or by the technical area in which LC material are used
    • C09K2219/13—Aspects relating to the form of the liquid crystal [LC] material, or by the technical area in which LC material are used used in the technical field of thermotropic switches

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Nonlinear Science (AREA)
  • Laminated Bodies (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)
CH291968A 1967-02-27 1968-02-23 Visual display device CH486089A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US61889567A 1967-02-27 1967-02-27

Publications (1)

Publication Number Publication Date
CH486089A true CH486089A (en) 1970-02-15

Family

ID=24479579

Family Applications (1)

Application Number Title Priority Date Filing Date
CH291968A CH486089A (en) 1967-02-27 1968-02-23 Visual display device

Country Status (7)

Country Link
JP (1) JPS5245673B1 (en)
CA (1) CA940699A (en)
CH (1) CH486089A (en)
DE (1) DE1698092C3 (en)
FR (1) FR1572257A (en)
GB (1) GB1161039A (en)
SE (1) SE350125B (en)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3656909A (en) * 1970-02-16 1972-04-18 Westinghouse Electric Corp Cholesteric liquid crystal stabilizers for detector elements
JPS5019503Y1 (en) * 1970-09-28 1975-06-13
US4022706A (en) * 1973-12-17 1977-05-10 Robert Parker Research, Inc. Cholesteric liquid crystal water base ink and laminates formed therefrom
US3969264A (en) * 1973-12-17 1976-07-13 Rpr, Inc. Cholesteric liquid crystal water base ink
CH582352A5 (en) * 1974-08-14 1976-11-30 Visioterm Applic Sa
GB1597388A (en) * 1977-01-21 1981-09-09 Cellograf Simp Spa Multilayered structure incorporating a thermometer
US4884873A (en) * 1981-09-16 1989-12-05 Manchester R & D Partnership Encapsulated liquid crystal material, apparatus and method having interconnected capsules
US4707080A (en) * 1981-09-16 1987-11-17 Manchester R & D Partnership Encapsulated liquid crystal material, apparatus and method
US5082351A (en) * 1981-09-16 1992-01-21 Manchester R & D Partnership Encapsulated liquid crystal material, apparatus and method
US5089904A (en) * 1981-09-16 1992-02-18 Fergason James L Encapsulated liquid crystal material, apparatus and method
IT8220097A0 (en) * 1982-03-11 1982-03-11 Cinzia Ruggeri TISSUE.
SE431258B (en) * 1982-07-02 1984-01-23 Tiru Maj Britt Ingegerd COMPOSITION WITH REGULATED CHANGE OF OPALESCENCE OR CLEARANCE AT SELECTED TEMPERATURES AND SETS FOR ITS PREPARATION AND USE OF THE COMPOSITION
JPS6057983U (en) * 1983-08-24 1985-04-23 フマキラ−株式会社 cockroach trap
US4728547A (en) * 1985-06-10 1988-03-01 General Motors Corporation Liquid crystal droplets dispersed in thin films of UV-curable polymers
US4891152A (en) * 1987-12-28 1990-01-02 Hughes Aircraft Company Dispersion of liquid crystal droplets in a photopolymerized matrix and devices made therefrom
US5847798A (en) * 1991-05-02 1998-12-08 Kent State University Polymer stabilized black-white cholesteric reflective display
US5695682A (en) * 1991-05-02 1997-12-09 Kent State University Liquid crystalline light modulating device and material
US5453863A (en) * 1991-05-02 1995-09-26 Kent State University Multistable chiral nematic displays
KR100320567B1 (en) * 1992-05-18 2002-06-20 Liquid Crystal Light Modulators & Materials
US5668614A (en) * 1995-05-01 1997-09-16 Kent State University Pixelized liquid crystal display materials including chiral material adopted to change its chirality upon photo-irradiation

Also Published As

Publication number Publication date
GB1161039A (en) 1969-08-13
DE1698092B2 (en) 1973-07-19
CA940699A (en) 1974-01-29
JPS5245673B1 (en) 1977-11-17
FR1572257A (en) 1969-06-27
SE350125B (en) 1972-10-16
DE1698092A1 (en) 1972-07-27
DE1698092C3 (en) 1974-02-21

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Legal Events

Date Code Title Description
PUE Assignment

Owner name: EURAND AMERICA, INCORPORATED

PL Patent ceased