FR2282107B1 - - Google Patents

Info

Publication number
FR2282107B1
FR2282107B1 FR7517669A FR7517669A FR2282107B1 FR 2282107 B1 FR2282107 B1 FR 2282107B1 FR 7517669 A FR7517669 A FR 7517669A FR 7517669 A FR7517669 A FR 7517669A FR 2282107 B1 FR2282107 B1 FR 2282107B1
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
FR7517669A
Other languages
French (fr)
Other versions
FR2282107A1 (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.)
VISIOTERM APPLIC SA
Original Assignee
VISIOTERM APPLIC SA
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 VISIOTERM APPLIC SA filed Critical VISIOTERM APPLIC SA
Publication of FR2282107A1 publication Critical patent/FR2282107A1/fr
Application granted granted Critical
Publication of FR2282107B1 publication Critical patent/FR2282107B1/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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Liquid Crystal (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
FR7517669A 1974-08-14 1975-06-06 Systeme indicateur de temperatures utilisant des cristaux liquides cholesteriques microencapsules Granted FR2282107A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1109974A CH582352A5 (OSRAM) 1974-08-14 1974-08-14

Publications (2)

Publication Number Publication Date
FR2282107A1 FR2282107A1 (fr) 1976-03-12
FR2282107B1 true FR2282107B1 (OSRAM) 1977-07-08

Family

ID=4370042

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7517669A Granted FR2282107A1 (fr) 1974-08-14 1975-06-06 Systeme indicateur de temperatures utilisant des cristaux liquides cholesteriques microencapsules

Country Status (2)

Country Link
CH (1) CH582352A5 (OSRAM)
FR (1) FR2282107A1 (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6257759B1 (en) * 1998-06-26 2001-07-10 Medical Indicators, Inc. Liquid crystal thermometer

Family Cites Families (3)

* 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
US3585381A (en) * 1969-04-14 1971-06-15 Ncr Co Encapsulated cholesteric liquid crystal display device
AU4208972A (en) * 1971-05-15 1973-11-15 Amalgamated Wireless (Australasia) Limited Improvements in or relating to electro-optical display devices

Also Published As

Publication number Publication date
FR2282107A1 (fr) 1976-03-12
CH582352A5 (OSRAM) 1976-11-30

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Legal Events

Date Code Title Description
ST Notification of lapse