FR2039003A5 - Heat sensor of cholesteric material - Google Patents

Heat sensor of cholesteric material

Info

Publication number
FR2039003A5
FR2039003A5 FR7009565A FR7009565A FR2039003A5 FR 2039003 A5 FR2039003 A5 FR 2039003A5 FR 7009565 A FR7009565 A FR 7009565A FR 7009565 A FR7009565 A FR 7009565A FR 2039003 A5 FR2039003 A5 FR 2039003A5
Authority
FR
France
Prior art keywords
heat sensor
cholesteric material
cholesteric
coated
film
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
FR7009565A
Other languages
French (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.)
LIQUID CRYSTAL IND Inc
Original Assignee
LIQUID CRYSTAL IND Inc
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 LIQUID CRYSTAL IND Inc filed Critical LIQUID CRYSTAL IND Inc
Application granted granted Critical
Publication of FR2039003A5 publication Critical patent/FR2039003A5/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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44F—SPECIAL DESIGNS OR PICTURES
    • B44F1/00—Designs or pictures characterised by special or unusual light effects
    • 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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/35—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being liquid crystals

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Laminated Bodies (AREA)
  • Liquid Crystal Substances (AREA)

Abstract

An organic polymer film is coated with a cholesteric material, against which it is inert. The whole is then coated with a vscous, solidifying lipophobic compound. The latter is hardened and protects the cholesteric film without altering its thermotropic properties.
FR7009565A 1969-03-18 1970-03-17 Heat sensor of cholesteric material Expired FR2039003A5 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US80831969A 1969-03-18 1969-03-18
US80811169A 1969-03-18 1969-03-18

Publications (1)

Publication Number Publication Date
FR2039003A5 true FR2039003A5 (en) 1971-01-08

Family

ID=27123081

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7009565A Expired FR2039003A5 (en) 1969-03-18 1970-03-17 Heat sensor of cholesteric material

Country Status (2)

Country Link
DE (1) DE2012493A1 (en)
FR (1) FR2039003A5 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114166368A (en) * 2021-12-15 2022-03-11 深圳云岭哨兵科技有限公司 Medical biological temperature measurement liquid crystal and manufacturing method thereof

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1597388A (en) * 1977-01-21 1981-09-09 Cellograf Simp Spa Multilayered structure incorporating a thermometer
DE102011012432B4 (en) 2011-02-25 2013-04-04 salutogenesis Medizintechnik GmbH & Co. KG ELC thermal film and method for the automatic determination of an ELC thermal film for contact thermography for detecting temperature distributions on the surface, in particular the breast, of a living being, in particular of a human

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114166368A (en) * 2021-12-15 2022-03-11 深圳云岭哨兵科技有限公司 Medical biological temperature measurement liquid crystal and manufacturing method thereof
CN114166368B (en) * 2021-12-15 2024-05-03 深圳市竞业科技有限公司 Medical biological temperature measurement liquid crystal and manufacturing method thereof

Also Published As

Publication number Publication date
DE2012493A1 (en) 1970-12-03

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Legal Events

Date Code Title Description
ST Notification of lapse