CA920005A - Display device - Google Patents

Display device

Info

Publication number
CA920005A
CA920005A CA087257A CA87257A CA920005A CA 920005 A CA920005 A CA 920005A CA 087257 A CA087257 A CA 087257A CA 87257 A CA87257 A CA 87257A CA 920005 A CA920005 A CA 920005A
Authority
CA
Canada
Prior art keywords
display device
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
CA087257A
Inventor
G. Whitaker John
L. Hodson Theodore
W. Jones Joe
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.)
National Cash Register Co
Original Assignee
National Cash Register 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 National Cash Register Co filed Critical National Cash Register Co
Application granted granted Critical
Publication of CA920005A publication Critical patent/CA920005A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D7/00—Indicating measured values
    • G01D7/005—Indication of measured value by colour change
    • 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
    • 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
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated 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
    • C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
    • C09K2323/06—Substrate layer characterised by chemical composition
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/249921—Web or sheet containing structurally defined element or component
    • Y10T428/249994—Composite having a component wherein a constituent is liquid or is contained within preformed walls [e.g., impregnant-filled, previously void containing component, etc.]
    • Y10T428/249995—Constituent is in liquid form
    • Y10T428/249996—Ink in pores

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Dispersion Chemistry (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
CA087257A 1969-04-14 1970-07-03 Display device Expired CA920005A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US81596669A 1969-04-14 1969-04-14

Publications (1)

Publication Number Publication Date
CA920005A true CA920005A (en) 1973-01-30

Family

ID=25219306

Family Applications (1)

Application Number Title Priority Date Filing Date
CA087257A Expired CA920005A (en) 1969-04-14 1970-07-03 Display device

Country Status (2)

Country Link
US (1) US3617374A (en)
CA (1) CA920005A (en)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3696675A (en) * 1971-09-20 1972-10-10 Tech Nomedic Corp Method and means for determining liquid level in a container
US3898354A (en) * 1973-04-16 1975-08-05 Parker Research Robert Method of making digital thermometer
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
DE2536773C3 (en) * 1975-08-19 1978-11-30 Troponwerke Gmbh & Co Kg, 5000 Koeln Thermographic plate for measuring temperature distributions
US4070912A (en) * 1975-10-01 1978-01-31 Mcnaughtan Thomas J Temperature indicating compositions and devices
US4501503A (en) * 1979-06-04 1985-02-26 Vectra International Corporation Thermographic cholesteric coating compositions and plates
US4707080A (en) * 1981-09-16 1987-11-17 Manchester R & D Partnership Encapsulated liquid crystal material, apparatus and method
US4435047A (en) * 1981-09-16 1984-03-06 Manchester R & D Partnership Encapsulated liquid crystal 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
US4884873A (en) * 1981-09-16 1989-12-05 Manchester R & D Partnership Encapsulated liquid crystal material, apparatus and method having interconnected capsules
DE3483557D1 (en) * 1983-09-05 1990-12-13 Matsumoto Kosan Kk TEMPERATURE DISPLAY FILM.
EP0156615B1 (en) * 1984-03-20 1990-05-23 Taliq Corporation Liquid crystal composition, method and apparatus
US4992201A (en) * 1984-03-20 1991-02-12 Taliq Corporation Latex entrapped ncap liquid crystal composition, method and apparatus
US4699470A (en) * 1984-06-12 1987-10-13 Taliq Corporation NCAP liquid crystal apparatus incorporating a control means and an electrode means thereof incorporating a circuit means
JPS6219833A (en) * 1985-07-18 1987-01-28 Nissha Printing Co Ltd Panel for thermal chromic display
US4891250A (en) * 1988-02-17 1990-01-02 Weibe Edward W Electronic component operating temperature indicator
US5209230A (en) * 1990-10-19 1993-05-11 Nellcor Incorporated Adhesive pulse oximeter sensor with reusable portion
US5099688A (en) * 1991-03-25 1992-03-31 W. R. Grace & Co.-Conn Thermographic method for determining the volume of concrete in a mixing container
US5246003A (en) * 1991-08-28 1993-09-21 Nellcor Incorporated Disposable pulse oximeter sensor
FR2693268B1 (en) * 1992-07-02 1994-09-30 Microondes Syst Sa Method and device for controlling the microwave heating of a product at a determined temperature and for a determined time, marking support and container for product intended for such control.
US5394824A (en) * 1992-10-07 1995-03-07 Johnson, Jr.; Lawrence F. Thermochromic sensor for locating an area of contact
GB2284261B (en) * 1993-11-29 1997-03-05 Bicc Plc Thermal management of electronics equipment
US5471039A (en) * 1994-06-22 1995-11-28 Panda Eng. Inc. Electronic validation machine for documents
US5475205A (en) * 1994-06-22 1995-12-12 Scientific Games Inc. Document verification system
US5599046A (en) * 1994-06-22 1997-02-04 Scientific Games Inc. Lottery ticket structure with circuit elements
US7583251B2 (en) 1995-07-20 2009-09-01 E Ink Corporation Dielectrophoretic displays
US7106296B1 (en) * 1995-07-20 2006-09-12 E Ink Corporation Electronic book with multiple page displays
US6124851A (en) 1995-07-20 2000-09-26 E Ink Corporation Electronic book with multiple page displays
US7167155B1 (en) 1995-07-20 2007-01-23 E Ink Corporation Color electrophoretic displays
US8139050B2 (en) 1995-07-20 2012-03-20 E Ink Corporation Addressing schemes for electronic displays
US6549261B1 (en) * 1995-12-04 2003-04-15 Minolta Co., Ltd. Liquid crystal reflective display
US6067185A (en) 1997-08-28 2000-05-23 E Ink Corporation Process for creating an encapsulated electrophoretic display
US6704133B2 (en) 1998-03-18 2004-03-09 E-Ink Corporation Electro-optic display overlays and systems for addressing such displays
US6753999B2 (en) * 1998-03-18 2004-06-22 E Ink Corporation Electrophoretic displays in portable devices and systems for addressing such displays
US7075502B1 (en) 1998-04-10 2006-07-11 E Ink Corporation Full color reflective display with multichromatic sub-pixels
AU3987299A (en) 1998-05-12 1999-11-29 E-Ink Corporation Microencapsulated electrophoretic electrostatically-addressed media for drawing device applications
US6394870B1 (en) * 1999-08-24 2002-05-28 Eastman Kodak Company Forming a display having conductive image areas over a light modulating layer
US6880396B2 (en) * 2002-02-20 2005-04-19 Joseph Rait Level indicator having thermochromic leucodye inks
US20130063333A1 (en) 2002-10-16 2013-03-14 E Ink Corporation Electrophoretic displays
US11250794B2 (en) 2004-07-27 2022-02-15 E Ink Corporation Methods for driving electrophoretic displays using dielectrophoretic forces
US7528737B2 (en) * 2006-04-10 2009-05-05 Rosemount Inc. Temperature responsive indicators for process control instruments

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2614430A (en) * 1950-02-01 1952-10-21 Eastman Kodak Co Temperature indicating device
US2795680A (en) * 1952-05-16 1957-06-11 Sprague Electric Co Printed resistors and inks
US2766482A (en) * 1952-10-29 1956-10-16 Erie Resistor Corp Apparatus for producing printed circuits
US3002385A (en) * 1960-02-12 1961-10-03 Pyrodyne Inc Temperature indicator
US3219993A (en) * 1962-10-24 1965-11-23 Xerox Corp Image formation and display utilizing a thermotropically color reversible material
US3440882A (en) * 1966-09-09 1969-04-29 Westinghouse Electric Corp Thermometer

Also Published As

Publication number Publication date
US3617374A (en) 1971-11-02

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