FR2377885B1 - - Google Patents

Info

Publication number
FR2377885B1
FR2377885B1 FR7800882A FR7800882A FR2377885B1 FR 2377885 B1 FR2377885 B1 FR 2377885B1 FR 7800882 A FR7800882 A FR 7800882A FR 7800882 A FR7800882 A FR 7800882A FR 2377885 B1 FR2377885 B1 FR 2377885B1
Authority
FR
France
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
FR7800882A
Other languages
French (fr)
Other versions
FR2377885A1 (fr
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.)
Cellograf-Simp SpA
Original Assignee
Cellograf-Simp SpA
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 Cellograf-Simp SpA filed Critical Cellograf-Simp SpA
Publication of FR2377885A1 publication Critical patent/FR2377885A1/fr
Application granted granted Critical
Publication of FR2377885B1 publication Critical patent/FR2377885B1/fr
Granted 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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F23/00—Advertising on or in specific articles, e.g. ashtrays, letter-boxes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Laminated Bodies (AREA)
FR7800882A 1977-01-21 1978-01-13 Materiau stratifie avec thermometre incorpore Granted FR2377885A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2049277 1977-01-21
IT2177677 1977-07-08

Publications (2)

Publication Number Publication Date
FR2377885A1 FR2377885A1 (fr) 1978-08-18
FR2377885B1 true FR2377885B1 (it) 1983-09-23

Family

ID=26327550

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7800882A Granted FR2377885A1 (fr) 1977-01-21 1978-01-13 Materiau stratifie avec thermometre incorpore

Country Status (4)

Country Link
CH (1) CH620295A5 (it)
DE (1) DE2801434A1 (it)
FR (1) FR2377885A1 (it)
GB (1) GB1597388A (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2034033A (en) * 1978-09-05 1980-05-29 Gen Electric Temperature Indicator
GB2118228A (en) * 1982-03-13 1983-10-26 Edward Raymond Stevens Hazard warning device
GB2135081A (en) * 1983-01-31 1984-08-22 Tak Lam Philip Yung A dial for a timepiece
GB8622337D0 (en) * 1986-09-17 1986-10-22 Liquid Crystal Devices Ltd Laminated product
GB2203544A (en) * 1987-03-31 1988-10-19 Rolls Royce Plc Temperature indicating device
GB2235931B (en) * 1989-09-12 1992-09-23 Colin David Rickson Cake of soap
DE9208404U1 (de) * 1992-06-24 1992-09-03 Haag, Volker, 7630 Lahr Vorrichtung zum Sichtbarmachen von verdeckten Wärmequellen
GB2311371B (en) * 1996-03-21 1999-06-23 B & H Liquid Crystal Devices A beer mat
US6270783B1 (en) * 1999-08-13 2001-08-07 Unilever Home & Personal Care Usa, Division Of Conopco, Inc. Cosmetic strips with liquid crystal temperature dependent color change
AU2003261934A1 (en) * 2003-09-04 2005-03-29 Fujitsu Frontech Limited Ic card
GB2420852A (en) * 2004-11-08 2006-06-07 Mary-Ann Rose Donarte Temperature indicator attachable to various items including clothing and textiles
FR2937279A1 (fr) * 2008-10-22 2010-04-23 Arjowiggins Document de securite comportant des elements thermochromiques et une information renseignant sur une temperature

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA940699A (en) * 1967-02-27 1974-01-29 National Cash Register Company (The) Thermal color-pattern display, method, and composition
DE2012493A1 (de) * 1969-03-18 1970-12-03 Liquid Crystal Industries, Inc., Turtle Creek, Pa. (V.St.A.) Thermometrische Gegenstände oder Thermometer und Verfahren zu deren Herstellung
US3898354A (en) * 1973-04-16 1975-08-05 Parker Research Robert Method of making digital thermometer
US4064872A (en) * 1976-09-02 1977-12-27 Ashley-Butler, Inc. Temperature measuring device of a liquid crystal laminate

Also Published As

Publication number Publication date
FR2377885A1 (fr) 1978-08-18
CH620295A5 (en) 1980-11-14
GB1597388A (en) 1981-09-09
DE2801434A1 (de) 1978-07-27

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Legal Events

Date Code Title Description
ST Notification of lapse