CH620295A5 - Laminated sheet with incorporated thermometer - Google Patents

Laminated sheet with incorporated thermometer Download PDF

Info

Publication number
CH620295A5
CH620295A5 CH66178A CH66178A CH620295A5 CH 620295 A5 CH620295 A5 CH 620295A5 CH 66178 A CH66178 A CH 66178A CH 66178 A CH66178 A CH 66178A CH 620295 A5 CH620295 A5 CH 620295A5
Authority
CH
Switzerland
Prior art keywords
layer
sheet
strip
indicator
temperature
Prior art date
Application number
CH66178A
Other languages
English (en)
Italian (it)
Inventor
Pietro Enrico Corsi
Original Assignee
Cellograf Spa Simp
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
Priority claimed from ITMI1977U20492U external-priority patent/IT7720492U1/it
Priority claimed from ITMI1977U21776U external-priority patent/IT7721776U1/it
Application filed by Cellograf Spa Simp filed Critical Cellograf Spa Simp
Publication of CH620295A5 publication Critical patent/CH620295A5/it

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)
CH66178A 1977-01-21 1978-01-20 Laminated sheet with incorporated thermometer CH620295A5 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ITMI1977U20492U IT7720492U1 (it) 1977-01-21 1977-01-21 Stratificato con incorporazione di un termometro
ITMI1977U21776U IT7721776U1 (it) 1977-07-08 1977-07-08 Manufatto stratificato incorporante un indicatore di temperatura

Publications (1)

Publication Number Publication Date
CH620295A5 true CH620295A5 (en) 1980-11-14

Family

ID=26327550

Family Applications (1)

Application Number Title Priority Date Filing Date
CH66178A CH620295A5 (en) 1977-01-21 1978-01-20 Laminated sheet with incorporated thermometer

Country Status (4)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0418049A3 (en) * 1989-09-12 1991-09-11 Magnapower Group Limited Cake of soap

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4392102A (en) 1978-09-05 1983-07-05 General Electric Company Liquid crystal indicator
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
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
DE60331481D1 (de) * 2003-09-04 2010-04-08 Fujitsu Ltd Ic-karte
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
FR2039003A5 (en) * 1969-03-18 1971-01-08 Liquid Crystal Ind Inc Heat sensor of cholesteric material
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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0418049A3 (en) * 1989-09-12 1991-09-11 Magnapower Group Limited Cake of soap

Also Published As

Publication number Publication date
DE2801434A1 (de) 1978-07-27
FR2377885A1 (fr) 1978-08-18
GB1597388A (en) 1981-09-09
FR2377885B1 (enrdf_load_stackoverflow) 1983-09-23

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