GB1376611A - Thermographic sheet - Google Patents

Thermographic sheet

Info

Publication number
GB1376611A
GB1376611A GB4858571A GB4858571A GB1376611A GB 1376611 A GB1376611 A GB 1376611A GB 4858571 A GB4858571 A GB 4858571A GB 4858571 A GB4858571 A GB 4858571A GB 1376611 A GB1376611 A GB 1376611A
Authority
GB
United Kingdom
Prior art keywords
layer
sheet
layers
liquid crystal
crystal material
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
GB4858571A
Other languages
English (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.)
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
Publication of GB1376611A publication Critical patent/GB1376611A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/01—Measuring temperature of body parts ; Diagnostic temperature sensing, e.g. for malignant or inflamed tissue
    • A61B5/015—By temperature mapping of body part

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Molecular Biology (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Chemical & Material Sciences (AREA)
  • Medical Informatics (AREA)
  • General Physics & Mathematics (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Laminated Bodies (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
GB4858571A 1970-10-20 1971-10-19 Thermographic sheet Expired GB1376611A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7037758A FR2110505A5 (enExample) 1970-10-20 1970-10-20
AU41697/72A AU471693B2 (en) 1970-10-20 1972-04-28 Thermographic recording device

Publications (1)

Publication Number Publication Date
GB1376611A true GB1376611A (en) 1974-12-11

Family

ID=25625671

Family Applications (2)

Application Number Title Priority Date Filing Date
GB4858571A Expired GB1376611A (en) 1970-10-20 1971-10-19 Thermographic sheet
GB3095874A Expired GB1376612A (en) 1970-10-20 1971-10-19 Thermographic recording device

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB3095874A Expired GB1376612A (en) 1970-10-20 1971-10-19 Thermographic recording device

Country Status (8)

Country Link
US (1) US3796884A (enExample)
AU (2) AU471693B2 (enExample)
BE (1) BE782905A (enExample)
CH (1) CH540785A (enExample)
DE (1) DE2152277A1 (enExample)
FR (1) FR2110505A5 (enExample)
GB (2) GB1376611A (enExample)
NL (1) NL7114407A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4917476A (en) * 1985-06-21 1990-04-17 British Aerospace Public Limited Company Thermal imagers using liquid crystal sensing elements

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2536773C3 (de) * 1975-08-19 1978-11-30 Troponwerke Gmbh & Co Kg, 5000 Koeln Thermographische Platte zur Messung von Temperaturverteilungen
US4132464A (en) * 1976-02-06 1979-01-02 Hideki Ishii Liquid crystal device
US4135497A (en) * 1977-03-18 1979-01-23 E-Z-Em Company, Inc. Apparatus for detecting temperature variations over selected regions of living tissue, and method thereof
DE7819870U1 (de) * 1978-07-01 1978-11-09 Bayer Ag, 5090 Leverkusen Aufnahmeapparatur fuer die plattenthermographie
IT1120176B (it) * 1979-03-22 1986-03-19 Stremmenos Cristos Procedimento per rilevare la topografica termica della oute umana e apparecchiatura per l'attuazione del procedimento
FR2452910A1 (fr) * 1979-04-02 1980-10-31 Thermoscreen Dispositif de thermographie de contact, notamment de thermographie mammaire
US4301054A (en) * 1979-06-04 1981-11-17 Thermal Imagery, Inc. Thermographic cholesteric coating compositions
US4433637A (en) 1979-06-04 1984-02-28 Vectra International Corporation Microencapsulated cholesteric liquid crystal temperature measuring device for determining the temperature of non-planar or planar surfaces
US4501503A (en) * 1979-06-04 1985-02-26 Vectra International Corporation Thermographic cholesteric coating compositions and plates
US4441508A (en) * 1979-06-04 1984-04-10 Vectra International Corporation Thermographic cholesteric coating compositions and plates
USRE32743E (en) * 1979-10-25 1988-09-06 E-Z-Em, Inc. Apparatus for detecting temperature variations over selected regions of living tissue, and method thereof
DE2950047A1 (de) * 1979-12-13 1981-06-19 Erno Raumfahrttechnik Gmbh, 2800 Bremen Anordnung zur messtechnischen erfassung kleister temperaturdifferenzen im mikrobereich
US4524779A (en) * 1983-07-20 1985-06-25 American Thermometer Co., Inc. Device for detecting, measuring, and recording body thermal emissivity
CH667922A5 (de) * 1985-10-18 1988-11-15 Mettler Instrumente Ag Elektrische waage mit tariereinrichtung.
GB2247082B (en) * 1990-08-15 1994-02-16 James Caldwell Harvey Universal mount for a specimen holder
US7112766B2 (en) 2001-02-21 2006-09-26 Lerner William S Enhanced visibility heat alert safety device for hot surfaces
US20040112887A1 (en) * 2001-02-21 2004-06-17 Lerner William S. Method of warning individuals about hot surfaces on stoves including cooktops
US20030192872A1 (en) * 2001-02-21 2003-10-16 Lerner William S. Heat warning devices directly applicable to hot surfaces
US6639190B2 (en) * 2001-02-21 2003-10-28 William S. Lerner Heat alert safety device for smoothtop stoves and other hot surfaces
US20040149720A1 (en) * 2001-02-21 2004-08-05 Lerner William S. Method of warning individuals about hot surfaces on portable grills and other appliances
US20040188414A1 (en) * 2001-02-21 2004-09-30 Lerner William S. Heat alert safety device for hot surfaces
US20040004069A1 (en) * 2001-02-21 2004-01-08 Lerner William S. Heat warning devices directly applicable to hot surfaces
US6806444B2 (en) * 2001-02-21 2004-10-19 William S. Lerner Heat warning safety device using fiber optic cables
US20030192873A1 (en) * 2001-02-21 2003-10-16 Lerner William S. Heat warning safety device using light emitting diodes
US20040238524A1 (en) * 2003-05-27 2004-12-02 Lerner William S. Method using light emitting diodes of warning individuals about hot surfaces on stoves
US7173221B2 (en) * 2003-05-28 2007-02-06 Lerner William S Excessive temperature warning device using warning symbol outside fiber optic cable or light guide
US20050242296A1 (en) * 2004-04-28 2005-11-03 Kleinerman Marcos Y Optical detectors for infrared, sub-millimeter and high energy radiation
US7586106B2 (en) * 2004-04-28 2009-09-08 Kleinerman Marcos Y Optical detectors for infrared, sub-millimeter and high energy radiation
US7087865B2 (en) * 2004-10-15 2006-08-08 Lerner William S Heat warning safety device using fiber optic cables
DE102009053927A1 (de) * 2009-11-19 2011-05-26 On Point Indicators Gmbh Temperaturindikator für die optische Anzeige einer Temperatur unterhalb der Raumtemperatur
US10660571B2 (en) * 2013-12-19 2020-05-26 Kent State University Thermochromic fabrics utilizing cholesteric liquid crystal material
US20200256565A1 (en) * 2018-08-02 2020-08-13 Micheal Kieren Stovetop covering system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4917476A (en) * 1985-06-21 1990-04-17 British Aerospace Public Limited Company Thermal imagers using liquid crystal sensing elements

Also Published As

Publication number Publication date
AU8788575A (en) 1977-06-30
NL7114407A (enExample) 1972-04-24
BE782905A (fr) 1972-09-01
CH540785A (fr) 1973-08-31
GB1376612A (en) 1974-12-11
DE2152277A1 (de) 1972-04-27
AU471693B2 (en) 1976-04-29
US3796884A (en) 1974-03-12
AU4169772A (en) 1973-11-01
DE2152277B2 (enExample) 1975-11-20
FR2110505A5 (enExample) 1972-06-02

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee